History – Technical Requirements 7th Edition, Rev. 1, December 2008
Contents
1. Profiles Gatehesioe irop mere than one mber species mesi opeet the same Is changed erstattes med In laminated profiles which receive a base coat and surface treatment in accordance with treatment systems 1 2 or 5 each laminate in the hatched areas of Annex 10 illustrations must have a heartwood proportion of at least 60 In profiles treated in accordance with treatment system 2 KO each laminate in the hatched areas of Annex 10 illustrations must have a heartwood proportion of at least 90 Lamination of non softwood timber species is permitted provided it can be demonstrated at both the internal in house inspection and the external inspection that the applicable performance requirements have been met The same applies to laminated profiles constructed from different timber species Note Page 10 Technical Requirements 7th Edition Rev 1 December 2008 In terms of the stability and durability of laminated profiles it is essential to take into account that the tangential moisture deformation of backsawn timber can be up to twice the radial moisture deformation quartersawn timber The basic principles of constructing laminated profiles are listed in DS EN 13307 1 Annex A Prior to lamination the individual laminates must be conditioned to room temperature and a moisture content of 12 2 As regards visual defects etc the completed laminated profiles are subject to the same requirements as solid timber pr2. DKK 2 000 000 Per claim under pollution liability DKK 10 000 000 Per year for property damage caused by ingredients components DKK 5 000 000 Per year for pecuniary or financial loss caused by ingredients components DKK 5 000 000 Per year for treatment processing DKK 1 000 000 Risk avoidance DKK 5 000 000 Recall DKK 1 000 000 Warranty subject to a max of DKK200 000 per claim and a max of DKK10 000 per unit DKK 5 000 Any one claim under commercial liability DKK 10 000 Any one claim under product liability DKK 10 000 Any one claim under pollution liability DKK 10 000 Any one claim for damage loss caused by ingredients components DKK 5 000 Any one claim under risk avoidance costs DKK 25 000 Any one claim under recall cover Treatment processing The insurance shall be extended to include cover for damage to items which the insured has undertaken to finish mount repair fit or to treat or process in some other way irrespective of whether the damage occurs during or after the performance of the task Care and custody Notwithstanding article 2 2 b and article 3 2 e of the general insurance terms this insurance shall cover the liability of the insured for loss of or damage to property for which the insured is liable because these items are in his custody or have been entrusted to the insured in some other way as part of his business Warranty The warranty shall cover window door
3. Both test methods are subject to the stipulation that dated tests from the previous five days production must be kept and be accessible to external inspectors The requirements in respect of test results the extent and frequency of testing as well as the recording of test results must be specified in procedures approved by the external inspection body External inspection The external inspection must comprise at least the following e checking and if required testing the accuracy of the manufacturer s measuring equipment e examining the results of the manufacturer s own in house inspections e examining the results of the manufacturer s own in house testing e inspecting the documentation for the classification of adhesives used e selecting samples for external testing External testing At the external inspection 6 laminated profiles are selected from each bonding process line From each of these profiles a 600 mm long sample is cut and sent for testing at an accredited Page 32 Technical Requirements 7th Edition Rev 1 December 2008 laboratory From each of these 600 mm long samples the laboratory will cut 3 test samples each 75 mm in length to use for delamination testing in accordance with DS EN 391 as well as 3 test samples for the testing of glue line strength in accordance with DS EN 392 Delamination testing If thermoplastic adhesive D4 has been used in the lamination the cut out test samples are put throu
4. changed and amended Note Large opening casement windows may be affected by functional problems It is therefore advisable not to manufacture opening casements with an area in excess of 1 7 m and to restrict the length of the longest edge to 1 5 m If exceeding these dimensions particular attention should be paid to e g casement dimension fitting of hardware hinge design and number of fastening points Furthermore in the case of side hung casements the height width side ratio should be examined more closely When determining the external dimensions of the units due attention must be paid to movements in the PVCu material caused by fluctuations in temperature This applies in particular to dark coloured profiles wide units or where several units are fitted side by side If in the case of large units it is deemed necessary to document the resistance to wind load in more detail tests must be conducted in accordance with DS EN 12211 Classification requirements must be stated in accordance with DS EN 12210 Normative classification requirements under normal Danish conditions would be Class 3 for load Class C for deflection Page 18 Technical Requirements 7th Edition Rev 1 December 2008 6 2 Thermal performance The following section Is amended For external doors values must given for a 1230 x 2180 mm standard size panelled door with two standard glazed lights and a mid rail and a 1230 x 2180 mm flush door A
5. dosing must be checked at least once per working day shift The lamination process must be checked at least twice per working day shift Checking and registration of individual sub processes must follow the instructions which must be provided by the suppliers of adhesive and lamination equipment The extent of in house checking and inspection activities and the number of items checked as well as the frequency of checks for each individual activity must comply with the procedures approved by the external inspection body Similarly the way inspection data is recorded must be approved by the external inspection body All data record forms must be kept for at least 10 years and be accessible to external inspectors In house testing The strength of glue lines must be tested in house This can take the form of shear testing or splitting of glue lines Shear testing must be conducted in accordance with DS EN 392 and the breaking stress recorded The splitting of glue lines is conducted on 40 mm long test samples using a chisel or wood chisel and the percentage of wood failure recorded Sampling must be conducted at least twice per working day shift each time selecting at least 3 samples per bonding process line Performance requirements Shear testing must produce a mean breaking stress value for glue lines of at least 6 N mm for each test sample When splitting glue lines the split surfaces must exhibit at least 90 wood failure
6. each disputed building project The warranty scheme must provide cover of up to DKK 1 000 000 incl VAT per company and DKK 5 000 000 incl VAT per calendar year Consumers safeguard FPR Forsikringsmeglere Vallensbekvej 20 B 3 2605 Br ndby Tlf 45 7020 2929 Mail fje fpr dk Page 4 Technical Requirements 7th Edition Rev 1 December 2008 3 1 Quality control system documentation The following section m Quality records A procedure must be established to ensure that relevant data concerning production orders production process and quality records are kept for at least 6 years Is amended m Quality records A procedure must be established to ensure that relevant data concerning production orders production process and quality records are kept for at least 10 years 3 2 Requirements concerning inspection of finished goods The following section The completed tables must be kept for at least six years Is changed to The completed tables must be kept for at least 10 years Page 5 Technical Requirements 7th Edition Rev 1 December 2008 4 0 General The following section When a company opts for the VinduesIndustrien Technical Requirements as the basis for its product certification it is obliged to subject all its standard products te certtfieation yet may still manufacture special products to order However it must be clearly evident from the contract for such products that the products are not certi
7. means that condensation will only occur when the relative humidity of the air in the room exceeds 42 This is based on a room temperature of 20 C and an outside temperature of 0 C The above requirements regarding the minimum temperature of interior surfaces do not apply to window and door handles lock cylinders and door cills Note The minimum temperature of 8 5 C mentioned above means that condensation will only occur when the relative humidity of the air in the room exceeds 48 This is based on a room temperature of 20 C and an outside temperature of 0 C For advice and guidance on indoor climate and ventilation of the dwelling please consult your national asthma allergy association as well as VinduesIndustrien s Installer and User Manual Page 23 Technical Requirements 7th Edition Rev 1 December 2008 7 5 1 Coating of aluminium The following section Pre treatment and coating must meet the requirements of GSB AL 631 including the requirements regarding protection against filiform corrosion The company must be affiliated to the GSB or another similar inspection and control body Is amended The requirement regarding protection against filiform corrosion does not apply to panels and other boards where there is no physical contact between two or more pieces of raw aluminium 7 5 2 Anodizing of aluminium The following section The colour of profiles in the same order must not deviate so much as to be immediatel
8. outside temperature of 0 C Is changed and amended The above requirements regarding the minimum temperature of interior surfaces do not apply to window and door handles lock cylinders and door cills Note The minimum temperature of 8 5 C mentioned above means that condensation will only occur when the relative humidity of the air in the room exceeds 48 This is based on a room temperature of 20 C and an outside temperature of 0 C For advice and guidance on indoor climate and ventilation of the dwelling please consult your national asthma allergy association as well as VinduesIndustrien s Installer and User Manual Page 28 Technical Requirements 7th Edition Rev 1 December 2008 8 3 4 Additional definitions and requirements for workpieces in softwood The following section Fi TA Is now a new chapter 8 3 5 Finger joints The following section Finger joints acrossthefuHross seetion of end jointed profiles may be used subject the following conditions The profile of the joint must comply with DIN 68140 Is changed and amended Finger jointing of end jointed profiles is permitted on the following conditions The profile of the joint must comply with DIN 68140 or a similar recognized standard The following section Approved work instructions and forms for the recording of inspection and test data must be available for all the inspection and testing activities mentioned All data record forms must be kept for a
9. standard glazing unit is defined as the most commonly used glazing unit in the product system in question The following numbers Is changed to The temperature of the interior surfaces of the unit must not be less than C provided there is a room temperature of 20 C and an external temperature of 0 C This can be documented via calculations according to DS EN ISO 10077 2 The temperature of the interior surfaces of the unit must not be less than 8 5 C provided there is a room temperature of 20 C and an external temperature of 0 C This can be documented via calculations according to DS EN ISO 10077 2 The following section Is changed and amended Note The minimum temperature of 7 C mentioned above means that condensation will only occur when the relative humidity of the air in the room exceeds 42 This is based on a room temperature of 20 C and an outside temperature of 0 C m edge condensation standards to The above requirements regarding the minimum temperature of interior surfaces do not apply to window and door handles lock cylinders and door cills Note The minimum temperature of 8 5 C mentioned above means that condensation will only occur when the relative humidity of the air in the room exceeds 48 This is based on a room temperature of 20 C and an outside temperature of 0 C For advice and guidance on indoor climate and ventilation of the dwelling please consult your national
10. surfaces and edges which are not visible after the panelled unit has been assembled Panels must be incorporated in the unit in a manner which ensures moisture deformation of the panelling can be absorbed without causing damage Note MDF HDF boards are dry process fibreboards MDF boards must have a density of at least 650 kg m and HDF boards a density of at least 800 kg m Machining moulding and profiling will expose the main core of the board whose properties deviate negatively from the unmachined surface To prevent damage to board based panels the board material surface treatment and assembly system should be well documented Page 26 Technical Requirements 7th Edition Rev 1 December 2008 8 0 Dimensioning and weathertightness The following section is deleted Window cs een a ra RR aan Poe yeaa ere CERIO The following section Is amended Note Fhe above dimensioning ensures that the glazingunit and the casement frame the unit is installed ip_ will withstand a 5m If inadi j naia ligid divensiom bole of banban hipag donen ami pamber of daslonias pois by side bono usis parieular atonio cans oaths harit eded ae If weathertightness testing of windows and doors is required tests shall be based on the following standards Note Large opening casement windows may be affected by functional problems It is therefore advisable not to manufacture opening casements with an area i
11. the height width side ratio should be examined more closely If in the case of large units it is deemed necessary to document the resistance to wind load in more detail tests must be conducted in accordance with DS EN 12211 Classification requirements must be stated in accordance with DS EN 12210 Normative classification requirements under normal Danish conditions would be Class 3 for load Class C for deflection Page 22 Technical Requirements 7th Edition Rev 1 December 2008 7 2 Thermal performance The following section Is amended For external doors values must given for a 1230 x 2180 mm standard size panelled door with two standard glazed lights and a mid rail and a 1230 x 2180 mm flush door A standard glazing unit is defined as the most commonly used glazing unit in the product system in question The following numbers Is changed The temperature of the interior surfaces of the unit must not be less than 7 provided there is a room temperature of 20 C and an external temperature of 0 C This can be documented via calculations according to DS EN ISO 10077 2 The temperature of the interior surfaces of the unit must not be less than 8 5 C provided there is aroom temperature of 20 C and an external temperature of 0 C This can be documented via calculations according to DS EN ISO 10077 2 The following section Is changed and amended Note The minimum temperature of C mentioned above
12. to possess such elastic properties that they will continue to provide a satisfactory seal against air and water ingress for a number of years under normally occurring changes in the size of the joint These requirements may be met by seals manufactured in rubber or rubberlike plastic shaped as hollow profiles as lip seals or as duplex profiles extruded using two different materials In case of dispute over the suitability of the seals in relation to the properties mentioned below type testing in accordance with DS EN 12365 1 may be requested Overall the results of this testing must prove performance to the following classifications Working range max Class 4 Compression max Class 2 Temperature stability meeting or exceeding Class 3 Recovery characteristics meeting or exceeding Class 2 Use class for recovery characteristics after ageing in accordance with EN 12365 4 will be added following a future revision of the standard Weather seals must be resistant to solvents and cleaning agents and not display a tendency to stick in connection with timber treatment and or surface treatment carried out at the factory Page 15 Technical Requirements 7th Edition Rev 1 December 2008 5 8 2 Fitting The following section Side hung units where the size or design e g casement with glazing bars causes particular risk of problems with closing and weathertightness should have a riser block fitted to the cill at the closing side In the c
13. units delivered over a period of time stretching back no more than five years The warranty shall cover individual window door units for five years from the date of delivery The warranty shall comprise run off cover with unchanged sums for window door units which were supplied in the preceding five years Inspection date Inspected by Page 38 Technical Requirements 7th Edition Rev 1 December 2008 Annex number is changed to Annex 16 Standards at a glance The following section is deleted The following section is amended DS EN 12365 Part 1 4 Building hardware Gasket and weatherstripping 43 52 60 87 for doors windows shutters and curtain walling DS EN 14609 Determination of the resistance to static torsion 3 TI Annex number is changed to Annex 17 Technical Requirements current and previous editions The following section 7th Edition January 2008 Is amended 7th Edition Rev 1 December 2008 Page 39
14. with an area in excess of 1 7 m andanedgetengthinexcess of 1 5 m If exceeding these dimensions particular attention syst be paid to e g casement dimension fitting of hardware hinge design and number of fastening points In side hung units particular attention must be paid to the height width side ratio If weathertightness testing of windows and doors is required tests shall be based on the following standards Note Large opening casement windows may be affected by functional problems It is therefore advisable not to manufacture opening casements with an area in excess of 1 7 m and to restrict the length of the longest edge to 1 5 m If exceeding these dimensions particular attention should be paid to e g casement dimension fitting of hardware hinge design and number of fastening points Furthermore in the case of side hung casements the height width side ratio should be examined more closely If in the case of large units it is deemed necessary to document the resistance to wind load in more detail tests must be conducted in accordance with DS EN 12211 Classification requirements must be stated in accordance with DS EN 12210 Normative classification requirements under normal Danish conditions would be Class 3 for load Class C for deflection If weathertightness testing of windows and doors is required tests shall be based on the following standards Page 7 Technical Requirements 7th Edition Rev 1 December 20
15. 08 5 2 Thermal performance The following section For external doors values must given for a 1230 x 2180 mm standard size panelled door with two standard glazed lights and a mid rail and a 1230 x 2180 mm flush door Is amended For external doors values must given for a 1230 x 2180 mm standard size panelled door with two standard glazed lights and a mid rail and a 1230 x 2180 mm flush door A standard glazing unit is defined as the most commonly used glazing unit in the product system in question The following numbers The temperature of the interior surfaces of the unit must not be less than 4 C provided there is a room temperature of 20 C and an external temperature of 0 C This can be documented via calculations according to DS EN ISO 10077 2 Is amended The temperature of the interior surfaces of the unit must not be less than 8 5 C provided there is aroom temperature of 20 C and an external temperature of 0 C This can be documented via calculations according to DS EN ISO 10077 2 The following section the sealed double glazed une glazing geskels anc weater seal between frame and casement However the ace_of weather seals is not inclided if air access _to the weather sealis vie a The above requirements regarding the minimum temperature of interior surfaces do not apply to window and door handles lock cylinders and door cills Note The minimum temperature of 8 5 C mentioned above means th
16. Technical Committee in December 2008 The following section 2 6 Information about functional testing Is amended 2 6 Information about safety and functional testing The following section Act shay ovby bedesesibes as havne Seen Tonelonally tested H ibe test has beer coneeted at ted Jal i id i ee PAESE AE E e The test reports must be kept on file for as long as the product remains in production plus at least five years Is changed to The manufacturer must have determined the load bearing capacity of the safety devices of each unit as stipulated in DS EN 14351 1 point 4 8 Top swing windows must have passed type testing in accordance with DS EN 14609 demonstrating the capability of the window and its hardware to support a 350N load for at least 60 seconds A unit may only be described as having been functionally tested if the test has been conducted at an accredited notified laboratory in accordance with current standards The test reports must be kept on file for as long as the product remains in production plus at least 10 years Page 2 Technical Requirements 7th Edition Rev 1 December 2008 2 8 Product liability The following section Is amended In order to cover damage caused by its products the manufacturer must take out product liability insurance covering up to DKK10 million in connection with damage to buildings furniture and fittings etc damage to property The insurance should also p
17. Technical Requirements 7th Edition Rev 1 December 2008 History Technical Requirements 7th Edition Rev 1 December 2008 The following section 7th Edition January 2008 Is changed to 7th Edition Rev 1 December 2008 Preface The following section 2 6 Information about functional testing Is changed to 2 6 Information about safety and functional testing 5 Timber windows and doors The following section is amended 5 3 5 Finger joints 5 3 6 Lamination 8 Timber aluminium windows and doors The following section is changed The following section is amended 8 3 5 Finger joints 8 3 6 Lamination 8 3 7 Aluminium alu material 8 3 8 Synthetic materials 8 3 9 Type testing Page 1 Technical Requirements 7th Edition Rev 1 December 2008 1 Introduction The following section is deleted The Regeroments also serve to chaure thet alf cero Danish veoplabory regulations and standards inehaine provisions issued under ihe EU Construction Prochicis Dicective haye been couples with This is ensured oy revievdne the Recuirciienis et leas opec a year Is amended As an ongoing part of this process and to ensure they are up to date the Technical Requirements are reviewed at least once a year The following section This edition of the Requirements was approved by the VinduesIndustrien Technical Committee in December 2007 Is amended This edition of the Requirements was approved by the VinduesIndustrien
18. are listed in DS EN 13307 1 Annex A Prior to lamination the individual laminates must be conditioned to room temperature and a moisture content of 12 2 As regards visual defects etc the completed laminated profiles are subject to the same requirements as solid timber profiles When bonding with thermoplastic wood adhesives the adhesive must be classified as Class D4 in accordance with DS EN 204 tested in accordance with DS EN 205 When bonding with thermosetting wood adhesives the adhesive must be classified as Class C4 in accordance with DS EN 12765 tested in accordance with DS EN 205 The bonding process must be completed in accordance with the adhesive supplier s instructions for the type variant of adhesive used Note In laminated profiles where the glue lines of the completed window door assembly are directly exposed to the weather water and sun the use of Class C4 thermosetting adhesive is recommended In house inspection and checking The manufacturer s own in house inspections must comprise at least the following activities checking the climatic conditions in manufacturing hall and warehouse checking the moisture content of pre production timber checking the moisture content of laminates ready for bonding checking laminate thickness checking the adhesive dosing checking the lamination process pressing time temperature pressure Instructions on how to conduct the checks and forms for the recording of th
19. ase of diagonally stable casement and door leaves the riser block may alternatively be fitted at the bottom of the frame at the hinge side Is amended At the jamb and head the distance between frame and casement clearance around the casement must be adapted to the size of the window door the hardware system etc It may be necessary to carry out adjustment when installing in the building but the unit must be designed for the distance between frame and casement to be as uniform as possible on all four sides when seen from the inside Variations in distance should not exceed around 1 5 mm without justification Page 16 Technical Requirements 7th Edition Rev 1 December 2008 5 9 1 Glass and panels The following section Is amended Panels require the use of materials which remain stable when exposed to humidity to ensure the panel construction remains permanently flat and tight As regards surface finish please consult the respective sections on materials The following applies to panels constructed from wood fibreboard The fibreboard material must meet or exceed all symbol H requirements use in humid conditions cf DS EN 316 and DS EN 622 5 for MDF fibreboards When machining the fibreboard material moulding and profiling all horizontal traces must have an outward slope of at least 7 As regards board edges and edges resulting from moulding profiling corners must be rounded with a radius of at least 1 5 mm Units i
20. ast 3 mm lateral penetration in sapwood Page 14 Technical Requirements 7th Edition Rev 1 December 2008 5 7 1 Materials requirements The following section Note The materials used for weather sealing between casements and frames must have a chemical structure and or design assumed to possess such elastic properties that they will continue to provide a satisfactory seal against air and water ingress for a number of years under normally occurring changes in the size of the joint These requirements may be met by seals manufactured in rubber or rubberlike plastic shaped as hollow profiles or as lip seals Fsrspectalpuspeses aid rebate cosine wipe scaly ip niota or santacicoatecialy mayaka be assumed to megi che abese propery roquircricnis Conran to tose above soals He Hance fiacerigis are assumed de pect Hie i vi ial i Tp eme oi ehsoni comecaag he stabi o dae seals h terms af hardness porsusient de fermatiot wee Mot poss gpd oskdanco do sofvonis mad doeseopis yoo dosing in sosonhepco sehh dhe tos seek of sbo Merweeian Building keeap hithiwe may be seculred Checrall the gost reside mest achiove tho ratos cxcellens Weather seals must not display a tendency to stick in connection with timber treatment and or surface treatment carried out at the factory Is changed and amended Note The materials used for weather sealing between casements and frames must have a chemical structure and or design assumed
21. asthma allergy association as well as VinduesIndustrien s Installer and User Manual Page 19 Technical Requirements 7th Edition Rev 1 December 2008 6 6 1 Materials requirements The following section In case of dispute concerning the suitability of the seals in terms of hardness permanent deformation weatherproofness and resistance to solvents and cleaning agents type testing in accordance with the testmetheds ofthe Sepwesian Building Roscarck hithe may be secured Overall the test result must sehiove the rateg cxectlons Is changed and amended In case of dispute concerning the suitability of the seals in terms of hardness permanent deformation weatherproofness and resistance to solvents and cleaning agents type testing in accordance with DS EN 12365 1 may be requested Overall the results of this testing must prove performance to the following classifications Working range max Class 4 Compression max Class 2 Temperature stability meeting or exceeding Class 3 Recovery characteristics meeting or exceeding Class 2 Use class for recovery characteristics after ageing in accordance with EN 12365 4 will be added following a future revision of the standard 6 7 2 Fitting The following section If the fitting of a lock case etc exceptionally requires drilling machining through to the glazing rebate the access of condensation causing air must be prevented by tape or otherwise Is amended When fitting casement fasten
22. at condensation will only occur when the relative humidity of the air in the room exceeds 48 This is based on a room temperature of 20 C and an outside temperature of 0 C For advice and guidance on indoor climate and ventilation of the dwelling please consult your national asthma allergy association as well as VinduesIndustrien s Installer and User Manual Page 8 Technical Requirements 7th Edition Rev 1 December 2008 5 3 4 Additional definitions and requirements for workpieces in softwood The following section Fi A Is now a new chapter 5 3 5 Finger joints The following section Eieger jonke gerose the tell eross seeien of end jobied profes mey pe nsed on the dolose The profile of the joint must comply with DIN 68140 The adhesive employed must meet all the requirements of Class D4 in EN 204 as well as the requirements regarding resistance and strength at 80 C in accordance with EN 14257 Is amended Finger jointing of end jointed profiles is permitted on the following conditions The profile of the joint must comply with DIN 68140 or a similar recognized standard The adhesive employed must meet all the requirements of Class D4 in EN 204 as well as the requirements regarding resistance and strength at 80 C in accordance with EN 14257 The following section Approved work instructions and forms for the recording of inspection and test data must be available for all the inspection and testing activities me
23. d at a minimum of 15 C and the humidity of the ambient air must be controlled to ensure the timber maintains the specified moisture content Recommended values are a temperature of 20 C and humidity in the range 55 65 Moisture content of timber and laminates ready for bonding 12 2 Maximum deviation of individual laminates from mean thickness 0 1 mm This applies to the laminate both lengthwise and crosswise The dosing of adhesive must comply with the adhesive supplier s instructions The lamination process must comply with the instructions which must be provided by the suppliers of lamination equipment and adhesives Inspection frequency Climatic conditions must be recorded twice per working day shift Timber moisture content must be recorded on taking delivery and again prior to further processing The moisture content of laminates ready for bonding must be recorded twice per working day shift Page 11 Technical Requirements 7th Edition Rev 1 December 2008 Laminate thickness must be checked at least twice per working day shift Additional checks must be performed after each tool change and resetting for different dimensions Adhesive dosing must be checked at least once per working day shift The lamination process must be checked at least twice per working day shift Checking and registration of individual sub processes must follow the instructions which must be provided by the suppliers of adhesive and
24. e order must not deviate so much as to be immediately apparent when looking at the surface from a distance of 3 metres with incident light perpendicular to the surface The light must be diffuse daylight coming from a northerly direction Is amended For documentation and control purposes reference sheets as indicated in DS EN 12373 1 chapt 9 2 2001 may be used Page 34 Technical Requirements 7th Edition Rev 1 December 2008 8 7 1 Materials requirements The following section In case of dispute concerning the suitability of the seals in terms of hardness permanent deformation weatherproofness and resistance to solvents and cleaning agents type testing in accordance with the test methods of the Mopscsian Balkline Roscarch danste may bereaved Overall the test result must achieve dhe seung exeotbons Is changed and amended In case of dispute concerning the suitability of the seals in terms of hardness permanent deformation weatherproofness and resistance to solvents and cleaning agents type testing in accordance with the test methods of DS EN 12365 1 may be requested Overall the results of this testing must prove performance to the following classifications Working range max Class 4 Compression max Class 2 Temperature stability meeting or exceeding Class 3 Recovery characteristics meeting or exceeding Class 2 Use class for recovery characteristics after ageing in accordance with EN 12365 4 will be added followin
25. e resulting data must be available for all checking and inspection activities It must be evident from the recorded data whether the activities checked meet the specified requirements Performance requirements The manufacturing hall and warehouse temperature must be maintained at a minimum of 15 C and the humidity of the ambient air must be controlled to ensure the timber maintains the specified moisture content Recommended values are a temperature of 20 C and humidity in the range 55 65 Moisture content of timber and laminates ready for bonding 12 2 Maximum deviation of individual laminates from mean thickness 0 1 mm This applies to the laminate both lengthwise and crosswise The dosing of adhesive must comply with the adhesive supplier s instructions The lamination process must comply with the instructions which must be provided by the suppliers of lamination equipment and adhesives Inspection frequency Climatic conditions must be recorded twice per working day shift Timber moisture content must be recorded on taking delivery and again prior to further processing The moisture content of laminates ready for bonding must be recorded twice per working day shift Page 31 Technical Requirements 7th Edition Rev 1 December 2008 Laminate thickness must be checked at least twice per working day shift Additional checks must be performed after each tool change and resetting for different dimensions Adhesive
26. ers with a base plate care must be taken to ensure sufficient friction around the eye to prevent unintentional misalignment of the casement fastener This can be done e g by drilling a tight hole for the eye thread in the casement section Page 20 Technical Requirements 7th Edition Rev 1 December 2008 6 8 1 Glass and panels The following section Is amended Panels require the use of materials which remain stable when exposed to humidity to ensure the panel construction remains permanently flush and tight As regards surface finish please consult the respective sections on materials The following applies to panels constructed from wood fibreboard The fibreboard material must meet or exceed all symbol H requirements use in humid conditions cf DS EN 316 and DS EN 622 5 for MDF fibreboards When machining the fibreboard material moulding and profiling all horizontal traces must have an outward slope of at least 7 As regards board edges and edges resulting from moulding profiling corners must be rounded with a radius of at least 1 5 mm Units incorporating wood fibreboard panels must always be supplied with a completed surface treatment The surface treatment requirements also apply to surfaces and edges which are not visible after the panelled unit has been assembled Panels must be incorporated in the unit in a manner which ensures moisture deformation of the panelling can be absorbed without causing damage N
27. fied Is changed to When a company opts for the VinduesIndustrien Technical Requirements as the basis for its product certification it is obliged to subject to certification all its standard products sold in the Danish market yet may still manufacture special products to order However it must be clearly evident from the contract for such products that the products are not certified If the standard products are sold in export markets without being manufactured in accordance with VinduesIndustrien s Technical Requirements the manufacturer must have in place written procedures about how to ensure that these products are not sold as certified products 4 1 1 Inspection frequency The following section If inspection reperts are not forwarded_orif an inspection visit finds the manufacturer in breach of the above limits for the number of defects the frequency returns to 2 inspection visits per year Is changed to If having been given five days advance notice in writing the manufacturer does not forward in house inspection results or if an inspection visit finds the manufacturer in breach of the above limits for the number of defects the frequency returns to 2 inspection visits per year Page 6 Technical Requirements 7th Edition Rev 1 December 2008 5 0 Dimensioning and weathertightness The following section Is changed to E Senin ieee Gs ia secant It is therefore advisable not to manufacture opening casements
28. g a future revision of the standard 8 8 2 Fitting of hardware The following section Is amended If the fitting of a lock case etc exceptionally requires drilling machining through to the glazing rebate the access of condensation causing air must be prevented e g by taping When fitting casement fasteners with a base plate care must be taken to ensure sufficient friction around the eye to prevent unintentional misalignment of the casement fastener This can be done e g by drilling a tight hole for the eye thread in the casement section Page 35 Technical Requirements 7th Edition Rev 1 December 2008 8 9 1 Glass and panels The following section Is amended Panels require the use of materials which remain stable when exposed to humidity to ensure the panel construction remains permanently flush and tight As regards surface finish please consult the respective sections on materials The following applies to panels constructed from wood fibreboard The fibreboard material must meet or exceed all symbol H requirements use in humid conditions cf DS EN 316 and DS EN 622 5 for MDF fibreboards When machining the fibreboard material moulding and profiling all horizontal traces must have an outward slope of at least 7 As regards board edges and edges resulting from moulding profiling corners must be rounded with a radius of at least 1 5 mm Units incorporating wood fibreboard panels must always be supp
29. g section If the fitting of a lock case etc exceptionally requires drilling machining through to the glazing rebate the access of condensation causing air must be prevented e g by taping Is amended When fitting casement fasteners with a base plate care must be taken to ensure sufficient friction around the eye to prevent unintentional misalignment of the casement fastener This can be done e g by drilling a tight hole for the eye thread in the casement section Page 25 Technical Requirements 7th Edition Rev 1 December 2008 7 8 1 Glass and panels The following section Is amended Panels require the use of materials which remain stable when exposed to humidity to ensure the panel construction remains permanently flush and tight As regards surface finish please consult the respective sections on materials The following applies to panels constructed from wood fibreboard The fibreboard material must meet or exceed all symbol H requirements use in humid conditions cf DS EN 316 and DS EN 622 5 for MDF fibreboards When machining the fibreboard material moulding and profiling all horizontal traces must have an outward slope of at least 7 As regards board edges and edges resulting from moulding profiling corners must be rounded with a radius of at least 1 5 mm Units incorporating wood fibreboard panels must always be supplied with a completed surface treatment The surface treatment requirements also apply to
30. gh a test cycle in accordance with DS EN 391 method C Performance requirements Max 20 delamination as an average for the test samples from the same 600 mm sample If thermosetting adhesive C4 has been used in the lamination the cut out test samples are put through a test cycle in accordance with DS EN 391 method A Performance requirements Max 5 delamination after 2 initial cycles or max 10 delamination after 1 extra cycle as an average for the test samples from the same 600 mm sample For both adhesive types the delamination percentage is calculated on the basis of the total delamination length in relation to the total glue line length on the two end grain surfaces Testing glue line strength The test is conducted as a shear test in accordance with DS EN 392 completing tests on 3 test samples from each of the 600 mm long samples received Performance requirements Glue line breaking stress must be at least 6N mm as an average for the test samples from the same 600 mm sample Requirements for external inspections In the case of window manufacturers affiliated to DVC Dansk Vindues Certificering the Danish window certification body and manufacturing their own laminated profiles external inspections are conducted along with the biannual or annual DVC inspections At each external inspection samples are selected and sent for external testing at an accredited laboratory In the case of other manufacturers of lam
31. inated profiles who act as suppliers to window manufacturers affiliated to the DVC external inspections must be conducted by an impartial body approved by VinduesIndustrien Manufacturers are paid two annual inspection visit At each of these samples are selected and sent for external testing at an accredited laboratory If the requirements are not met fresh samples are collected by the inspection body for testing at an accredited laboratory If these samples also fail to meet requirements the inspection body will decide on what action to take If deemed necessary by this body the approval must be revoked until compliance with the requirements has been re established Labelling Laminated profiles from suppliers must carry a clear supplier s label name logo and the time of manufacture week and year Page 33 Technical Requirements 7th Edition Rev 1 December 2008 8 6 1 Coating of aluminium The following section Pre treatment and coating must meet the requirements of GSB AL 631 including the requirements regarding protection against filiform corrosion The company must be affiliated to the GSB or another similar inspection and control body Is amended The requirement regarding protection against filiform corrosion does not apply to panels and other boards where there is no physical contact between two or more pieces of raw aluminium 8 6 2 Anodizing of aluminium The following section The colour of profiles in the sam
32. iriar ekiernal dissection scheme and tie preldes LS e se See yn be ete ee ee he huiesine of_ tinker species other tian setbeced 1s serniiled provided kean be ooubyas hed es ihe Desy H leqeung op ex s ume svicbence yu Galh Slory iG pronepos cam be SMa Proves coqopaie Pom prone has ome tiaber species sios possi Lae sape Foguyss ery ss The following section is amended In laminated profiles which receive a base coat and surface treatment in accordance with treatment systems 1 2 or 5 each laminate in the hatched areas of Annex 10 illustrations must have a heartwood proportion of at least 60 In profiles treated in accordance with treatment system 2 KO each laminate in the hatched areas of Annex 10 illustrations must have a heartwood proportion of at least 90 Lamination of non softwood timber species is permitted provided it can be demonstrated at both the internal in house inspection and the external inspection that the applicable performance requirements have been met The same applies to laminated profiles constructed from different timber species Note Page 30 Technical Requirements 7th Edition Rev 1 December 2008 In terms of the stability and durability of laminated profiles it is essential to take into account that the tangential moisture deformation of backsawn timber can be up to twice the radial moisture deformation quartersawn timber The basic principles of constructing laminated profiles
33. lamination equipment The extent of in house checking and inspection activities and the number of items checked as well as the frequency of checks for each individual activity must comply with the procedures approved by the external inspection body Similarly the way inspection data is recorded must be approved by the external inspection body All data record forms must be kept for at least 10 years and be accessible to external inspectors In house testing The strength of glue lines must be tested in house This can take the form of shear testing or splitting of glue lines Shear testing must be conducted in accordance with DS EN 392 and the breaking stress recorded The splitting of glue lines is conducted on 40 mm long test samples using a chisel or wood chisel and the percentage of wood failure recorded Sampling must be conducted at least twice per working day shift each time selecting at least 3 samples per bonding process line Performance requirements Shear testing must produce a mean breaking stress value for glue lines of at least 6 N mm for each test sample When splitting glue lines the split surfaces must exhibit at least 90 wood failure Both test methods are subject to the stipulation that dated tests from the previous five days production must be kept and be accessible to external inspectors The requirements in respect of test results the extent and frequency of testing as well as the recording of test re
34. lied with a completed surface treatment The surface treatment requirements also apply to surfaces and edges which are not visible after the panelled unit has been assembled Panels must be incorporated in the unit in a manner which ensures moisture deformation of the panelling can be absorbed without causing damage Note MDF HDF boards are dry process fibreboards MDF boards must have a density of at least 650 kg m and HDF boards a density of at least 800 kg m Machining moulding and profiling will expose the main core of the board whose properties deviate negatively from the unmachined surface To prevent damage to board based panels the board material surface treatment and assembly system should be well documented Page 36 Technical Requirements 7th Edition Rev 1 December 2008 Chapter 9 Annexes at a glance The following list Annex no Subject area EROS Ab a Shios 16 Technical Redui siti Is amended and changed to Annex no Subject area 15 Insurance cover checklist 16 Standards at a glance 17 Technical Requirements current and previous editions Annex 8 page 3 Recording and evaluation of samples The following section In addition to the ratings for specific defects for each group of materials given on the following pages the following ratings apply to general defects Is amended Non compliance with section 2 9 Consumer safeguards Critical defect Annex 11 Paradigm for the declaration of pi
35. n excess of 1 7 m and to restrict the length of the longest edge to 1 5 m If exceeding these dimensions particular attention should be paid to e g casement dimension fitting of hardware hinge design and number of fastening points Furthermore in the case of side hung casements the height width side ratio should be examined more closely If in the case of large units it is deemed necessary to document the resistance to wind load in more detail tests must be conducted in accordance with DS EN 12211 Classification requirements must be stated in accordance with DS EN 12210 Normative classification requirements under normal Danish conditions would be Class 3 for load Class C for deflection If weathertightness testing of windows and doors is required tests shall be based on the following standards Page 27 Technical Requirements 7th Edition Rev 1 December 2008 8 2 Thermal performance The following section For external doors values must given for a 1230 x 2180 mm standard size panelled door with two standard glazed lights and a mid rail and a 1230 x 2180 mm flush door Is amended A standard glazing unit is defined as the most commonly used glazing unit in the product system in question The following section Note The minimum temperature of 7 C mentioned above means that condensation will only occur when the relative humidity of the air in the room exceeds 42 This is based on a room temperature of 20 C and an
36. ncorporating wood fibreboard panels must always be supplied with a completed surface treatment The surface treatment requirements also apply to surfaces and edges which are not visible after the panelled unit has been assembled Panels must be incorporated in the unit in a manner which ensures moisture deformation of the panelling can be absorbed without causing damage Note MDF HDF boards are dry process fibreboards MDF boards must have a density of at least 650 kg m and HDF boards a density of at least 800 kg m Machining moulding and profiling will expose the main core of the board whose properties deviate negatively from the unmachined surface To prevent damage to board based panels the board material surface treatment and assembly system should be well documented Page 17 Technical Requirements 7th Edition Rev 1 December 2008 6 0 Dimensioning and weathertightness The following section is deleted Window ee The following section Note Che above disicnsicning cHstics tha the slaving unis and che cescmienifrane tic ued is pastallod dn ail awinhstand a OSA Heshould alse be noted that chee atin ee E ltrs dad a E id ae When determining the external dimensions of the units due attention must be paid to movements in the PVCu material caused by fluctuations in temperature This applies in particular to dark coloured profiles wide units or where several units are fitted side by side Is
37. ndow manufacturer must provide a warranty which meets or exceeds that of VinduesIndustrien The window manufacturer must further subscribe to a warranty scheme providing a level of cover for consumers which meets or exceeds the levels mentioned below As an alternative to a warranty scheme his obligations may be covered by a recognized insurance company with an office in Denmark For each sale the window manufacturer shall in connection with entering into an agreement for this sale provide the consumer with warranty documents including the terms and conditions of the warranty or refer in writing to a website where these documents can be found The window manufacturer shall be in possession of and under an obligation to present these at any time if requested to do so by the certifying body Claims for defects in a delivery under warranty may be made up to five years after the window manufacturer s delivery date however not later than three months after discovery of the defects The warranty scheme must provide cover in case the supplier cannot or will not rectify defects Claims are dealt with by Byggeriets Anken vn the Appeals Board established by the Danish Consumer Council the National House Owners Association and the Danish Construction Association Defects are rectified in accordance with the findings of the Board The warranty must provide cover of up to DKK 10 000 incl VAT for each component unit and up to DKK 200 000 incl VAT for
38. ne larch The following section that the density is above 500 kg m 12 2 moisture Is amended for finger jointed timber a density above 480 kg m Page 37 Technical Requirements 7th Edition Rev 1 December 2008 The following Annex is new Annex 15 Insurance cover checklist Certified companies must have commercial and product liability insurance as well as warranty insurance providing at least the following coverage Please note that the checklist is a translation of extracts of the original insurance conditions in Danish In case of dispute the Danish original shall be considered final and conclusive The insured Name Address Postal code and town CVR Central Business Register no Insured risk it s important that the text corresponds to the activities of the company Manufacture of windows and doors in timber PVCu and aluminium and or a combination of these materials and related products and building activities Summary of coverage compulsory areas Commercial liability product liability risk avoidance pollution liability loss damage caused by ingredients components treatment processing recall warranty Geographical area Commercial and product liability at least Europe Sums insured minimum Excess maximum Please note DKK 10 000 000 Per claim and year under commercial and product liability
39. ntioned All data record forms must be kept for at least 6 years and be accessible to external inspectors Is amended Approved work instructions and forms for the recording of inspection and test data must be available for all the inspection and testing activities mentioned All data record forms must be kept for at least 10 years and be accessible to external inspectors The following section Units with end jointed profiles based on finger joints must always be supplied with surface treatment completed in accordance with 5 5 2 Is amended This requirement does not apply to glazing beads However for glazing beads in pine to be exempt from the requirement the heartwood proportion must be at least 90 The following section If finger jointed timber is sourced from a subcontractor the subcontractor manufacturer must be affiliated to the KSLinspection j paat H externalhnspection seheme and the profiles labelled in accordance with the rules of this a Is amended If finger jointed timber is sourced from a subcontractor the subcontractor manufacturer must be affiliated to an impartial body approved by VinduesIndustrien and the profiles labelled in accordance with the rules of this body so as to ensure traceability Page 9 Technical Requirements 7th Edition Rev 1 December 2008 The following section Is now a new chapter 5 3 6 Lamination The following section Se AEE sti i heme lan amino Bp EEG
40. ofiles When bonding with thermoplastic wood adhesives the adhesive must be classified as Class D4 in accordance with DS EN 204 tested in accordance with DS EN 205 When bonding with thermosetting wood adhesives the adhesive must be classified as Class C4 in accordance with DS EN 12765 tested in accordance with DS EN 205 The bonding process must be completed in accordance with the adhesive supplier s instructions for the type variant of adhesive used Note In laminated profiles where the glue lines of the completed window door assembly are directly exposed to the weather water and sun the use of Class C4 thermosetting adhesive is recommended In house inspection and checking The manufacturer s own in house inspections must comprise at least the following activities checking the climatic conditions in manufacturing hall and warehouse checking the moisture content of pre production timber checking the moisture content of laminates ready for bonding checking laminate thickness checking the adhesive dosing checking the lamination process pressing time temperature pressure Instructions on how to conduct the checks and forms for the recording of the resulting data must be available for all checking and inspection activities It must be evident from the recorded data whether the activities checked meet the specified requirements Performance requirements The manufacturing hall and warehouse temperature must be maintaine
41. ote MDF HDF boards are dry process fibreboards MDF boards must have a density of at least 650 kg m and HDF boards a density of at least 800 kg m3 Machining moulding and profiling will expose the main core of the board whose properties deviate negatively from the unmachined surface To prevent damage to board based panels the board material surface treatment and assembly system should be well documented Page 21 Technical Requirements 7th Edition Rev 1 December 2008 7 0 Dimensioning and weathertightness The following section is deleted Sin sicescherassscalaulated datleotion gi e lead o 1200 Ps dca nlendend 1 300th of the length of Sw edse a p Boge Gain Bowewep spj yee a G ponp Hor Soppded siestas SUS The following section Note The aboye disscnsieniae emsetos dhat the alasino an and He cascmcnifiraric Hhoantt is Histalod da eal wehh a high windoad H should also be noted that H thedorseor tern large opening casements will often be affected by Is changed to Large opening casement windows may be affected by functional problems It is therefore advisable not to manufacture opening casements with an area in excess of 1 7 m and to restrict the length of the longest edge to 1 5 m If exceeding these dimensions particular attention should be paid to e g casement dimension fitting of hardware hinge design and number of fastening points Furthermore in the case of side hung casements
42. r external testing at an accredited laboratory If the requirements are not met fresh samples are collected by the inspection body for testing at an accredited laboratory If these samples also fail to meet requirements the inspection body will decide on what action to take If deemed necessary by this body the approval must be revoked until compliance with the requirements has been re established Labelling Page 13 Technical Requirements 7th Edition Rev 1 December 2008 Laminated profiles from suppliers must carry a clear supplier s label name logo and the time of manufacture week and year 5 5 2 Treatment systems for softwood Treatment system 1 The following section Penetration must meet the requirements for Class PS in DS EN 351 1 i e at least 6 mm lateral and 50 mntaxiat penetration in sapwood corresponding to Nordisk Traebeskyttelsesrad Nordic Wood Preservation Council NTR Class B Is amended Penetration must meet the requirements for Class NP3 in DS EN 351 1 i e at least 6 mm lateral penetration in sapwood corresponding to Nordisk Trebeskyttelsesrad Nordic Wood Preservation Council NTR Class B Treatment system 2 The following section Penetration must meet the requirements for Class P2 in accordance with DS EN 351 1 i e at least 3 mm lateral and 40 mm axial penetration in sapwood Is amended Penetration must meet the requirements for Class NP2 in accordance with DS EN 351 1 i e at le
43. rovide cover of up to DKK10 million for death or injury to persons and be extended to include cover for damage to items which the insured has undertaken to make ready install mount or to treat or process in some other way irrespective of whether the damage arises during or after the performance of the task For insurance coverage requirements please see Annex 15 2 9 Consumer safeguards The following section The window manufacturer must provide a warranty which meets or exceeds that of VinduesIndustrien The window manufacturer must further subscribe to a warranty underwriting scheme providing a level of cover for consumers which meets or exceeds the tevel stated As an alternative to a warranty underwriting scheme his obligations may be covered by a recognized insurance company registered in Denmark e The warranty scheme must provide cover in case the supplier cannot or will not make geed defeets e Claims are dealt with by Byggeriets Anken vn the Appeals Board established by the Danish Consumer Council the National House Owners Association and the Danish Construction Association Defects are rectified in accordance with the findings of the Board e Pibe waranty UniGene sebene nwisi gay coves cos st eas DER SOR Olly pei YAT for eacy emende yearoc the five year warranty peried eecual te a mehr eP 2 500 000 Page 3 Is amended OBS Technical Requirements 7th Edition Rev 1 December 2008 The wi
44. sults must be specified in procedures approved by the external inspection body External inspection The external inspection must comprise at least the following e checking and if required testing the accuracy of the manufacturer s measuring equipment e examining the results of the manufacturer s own in house inspections e examining the results of the manufacturer s own in house testing e inspecting the documentation for the classification of adhesives used e selecting samples for external testing External testing At the external inspection 6 laminated profiles are selected from each bonding process line From each of these profiles a 600 mm long sample is cut and sent for testing at an accredited Page 12 Technical Requirements 7th Edition Rev 1 December 2008 laboratory From each of these 600 mm long samples the laboratory will cut 3 test samples each 75 mm in length to use for delamination testing in accordance with DS EN 391 as well as 3 test samples for the testing of glue line strength in accordance with DS EN 392 Delamination testing If thermoplastic adhesive D4 has been used in the lamination the cut out test samples are put through a test cycle in accordance with DS EN 391 method C Performance requirements Max 20 delamination as an average for the test samples from the same 600 mm sample If thermosetting adhesive C4 has been used in the lamination the cut out test samples are put through a
45. t least 5 years and be accessible to external inspectors Is amended Approved work instructions and forms for the recording of inspection and test data must be available for all the inspection and testing activities mentioned All data record forms must be kept for at least 10 years and be accessible to external inspectors The following section If finger jointed timber is sourced from a subcontractor the subcontractor manufacturer must be affiliated to be sL Hscechor hersi Chiba Oualty Lone Cyan gon or a pHiar and the profiles labelled in accordance with the rules of this SHE Is amended If finger jointed timber is sourced from a subcontractor the subcontractor manufacturer must be affiliated to an impartial body approved by VinduesIndustrien and the profiles labelled in accordance with the rules of this body so as to ensure traceability Page 29 Technical Requirements 7th Edition Rev 1 December 2008 The following section Foni Toe Is now a new chapter 8 3 6 Lamination The following section is deleted marae amb haspeckos ot OSL clued seated willbe See eee Lek bie ee ee ge j in 10 31 of the KSE Fechnical Requirements gluta The tooo loga panprepepi user pont yt ed che KSL Pechnhce Pecuisotetiis does pol apsiy io coppaties manulieluene toyed asdnaied joren oroties for dbase owas be aff hetec co the Isl cepeclier of a s
46. test cycle in accordance with DS EN 391 method A Performance requirements Max 5 delamination after 2 initial cycles or max 10 delamination after 1 extra cycle as an average for the test samples from the same 600 mm sample For both adhesive types the delamination percentage is calculated on the basis of the total delamination length in relation to the total glue line length on the two end grain surfaces Testing glue line strength The test is conducted as a shear test in accordance with DS EN 392 completing tests on 3 test samples from each of the 600 mm long samples received Performance requirements Glue line breaking stress must be at least 6N mm as an average for the test samples from the same 600 mm sample Requirements for external inspections In the case of window manufacturers affiliated to DVC Dansk Vindues Certificering the Danish window certification body and manufacturing their own laminated profiles external inspections are conducted along with the biannual or annual DVC inspections At each external inspection samples are selected and sent for external testing at an accredited laboratory In the case of other manufacturers of laminated profiles who act as suppliers to window manufacturers affiliated to the DVC external inspections must be conducted by an impartial body approved by VinduesIndustrien Manufacturers are paid two annual inspection visit At each of these samples are selected and sent fo
47. y apparent when looking at the surface from a distance of 3 metres with incident light perpendicular to the surface The light must be diffuse daylight coming from a northerly direction Is amended For documentation and control purposes reference sheets as indicated in DS EN 12373 1 chapt 9 2 2001 may be used Page 24 Technical Requirements 7th Edition Rev 1 December 2008 7 6 1 Materials requirements The following section In case of dispute concerning the suitability of the seals in terms of hardness permanent deformation weatherproofness and resistance to solvents and cleaning agents type testing in accordance with he estmetheds ofthe Norwegian Building Researchnstitute may bereguired Overall the test result must achieyetheratingexcellent Is changed and amended In case of dispute concerning the suitability of the seals in terms of hardness permanent deformation weatherproofness and resistance to solvents and cleaning agents type testing in accordance with DS EN 12365 1 may be requested Overall the results of this testing must prove performance to the following classifications Working range max Class 4 Compression max Class 2 Temperature stability meeting or exceeding Class 3 Recovery characteristics meeting or exceeding Class 2 Use class for recovery characteristics after ageing in accordance with EN 12365 4 will be added following a future revision of the standard 7 7 2 Fitting of hardware The followin
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