Superwall Roll 36 BBA Certificate
Contents
1. Requirement C section 5 Scotland Mandatory Standard 3 10 clause 3 10 1042 1 Technical Handbook Domestic 2 Technical Handbook Non Domestic Northern Ireland Technical Booklet C Section 2 6 3 In all situations it is particularly important to ensure during installation that installation is carried out to the highest level on each wall or the top edge of the insulation is protected by a cavity tray e wall ties are installed correctly and are thoroughly clean e excess mortar is cleaned trom the cavity face of the leading leat and any debris removed from the cavity e mortar droppings are cleaned trom the exposed edges of installed rolls e cavity trays are used with appropriate stop ends and weep holes at lintel level e dpc s at ground level do not project into the cavity as they can form a trap for mortar bridging 7 Condensation Surface condensation 72 7 1 Walls will limit the risk of surface condensation adequately when the thermal transmittance U value does not exceed 0 7 W m K at any point and the junctions with floors roofs and openings are designed in accordance with Limiting thermal bridging and air leakage Robust construction details for dwellings and similar buildings TSO 2002 BRE Information Paper IP IP1 06 or section 5 3 of this Certificate Page 5 of 12 7 2 For buildings in Scotland constructions will be acceptable where the thermal transmittance U value of the wall does not exceed 12. the product is classified as Class Al reaction to fire in accordance with BS EN 13501 1 2007 see section 8 Durability the product will have a life equivalent to that of the wall structure in which it is incorporated see section 1 1 The BBA has awarded this Agr ment Certificate to the company named above for the product described herein This product has been assessed by the BBA as being fit for its intended use provided it is installed used and maintained as set out in this Certificate On behalf of the British Board of Agr ment z P jinh A Date of First issue 20 September 201 1 Sean Moriarty Greg Cooper Head of Approvals Physics Chief Executive The BBA is a UKAS accredited certification body Number 113 The schedule of the current scope of accreditation for product certification is available in pdf format via the UKAS link on the BBA website at www bbacerts co uk Readers are advised to check the validity and latest issue number of this Agr ment Certificate by either referring to the BBA website or contacting the BBA direct British Board of Agr ment tel 01923 665300 Bucknalls Lane ene OOZES COS SiO Garston Watford email mail bba star co uk Hem ADS OBRA website www bbacerts co uk Page of 12 Regulations In the opinion of the BBA Superwall 36 Full Fill Cavity Wall Roll if used in accordance with the provisions of this Certificate will meet or contribute to meeting the relevant requiremen
3. 2 VV m K at any point and openings and junctions with other elements comply with the guidance given in BS 5250 2002 section 8 or section 5 3 of this Certificate Additional information can be found in BRE Report BR 262 2002 Thermal insulation avoiding risks Interstitial condensation 7 3 Walls will limit the risk of interstitial condensation adequately when they are designed and constructed in D accordance with BS 5250 2002 section 8 Annex D 7 4 The product has a nominal vapour resistivity of 7 MN s g7 m7 to 10 MN s gul mr 8 Behaviour in relation to fire 8 1 The product does not prejudice the fire resistance properties of the wall The product has a Reaction to fire Class Al rating when classitied in accordance with BS EN 13501 1 2007 8 2 The requirements of the Building Regulations relating to fire spread in cavity walls can be met in buildings of all purpose groups without the need for cavity barriers where the cavity is fully tilled or the construction complies with the provisions detailed in England and Wales Approved Document B Volume 1 Diagram 13 and Volume 2 Diagram 34 Northern Ireland Technical Booklet E Diagram 3 5 8 3 A summary of these provisions is given here e the wall must consist of masonry inner and outer leaves each at least 75 mm thick e the cavity must not be more than 300 mm wide Northern Ireland only e the cavity must be closed at the top of the wall and at the top of any
4. can contribute to satistying these Regulations See sections 5 2 to 5 3 of this Certiticate Construction Design and Management Regulations 2007 Construction Design and Management Regulations Northern Ireland 2007 Information in this Certificate may assist the client CDM co ordinator designer and contractors to address their obligations under these Regulations See section 2 Delivery and site handling 2 4 of this Certificate Non regulatory Information NHBC Standards 2011 NHBC accepts the use of Superwall 36 Full Fill Cavity Wall Roll when installed and used in accordance with this Certificate in relation to NHBC Standards Chapter 6 1 External masonry walls Technical Specification 1 Description 1 1 Superwall 36 Full Fill Cavity Wall Roll consists of layers of bonded water repellent treated glass wool formed into resilient rolls using a resin binder They are manufactured in accordance with BS EN 13162 2008 1 2 The rolls are heat cured and have the nominal characteristics as shown in Table 1 Table Nominal characteristics Length Width Thickness Density mm mm mm kg mr 7810 ris 5860 a 100 a 1 Other lengths and corresponding thicknesses in the range 50 mm to 150 mm in 5 mm increments available on request 1 3 Cavity wall ties in accordance with DD 140 2 1987 or BS EN 845 1 2003 and BS 5628 3 2005 approved by the BBA are suitable for use with the rolls 2 Delivery and site ha
5. e density e binder content e fibre diameter e dimensions e water repellency e water absorption 15 2 An examination was made of the results of test data to BS EN 13162 2008 relating to e dimensional stability with temperature and humidity e value e dimensions 15 3 Data on thermal properties toxicity durability and properties in relation to fire and effect of the products on the structural stability of walls were evaluated 15 4 The manufacturing process was examined including the methods adopted for quality control and details were obtained of the quality and composition of the materials used 15 5 A site visit was conducted to assess the practicability of installation Page 10 of 12 Bibliography BS 5250 2002 Code of practice for control of condensation in buildings BS 5628 1 2005 Code of practice for the use of masonry Structural use of unreinforced masonry BS 5628 3 2005 Code of practice for the use of masonry Materials and components design and workmanship BS 8000 3 2001 Workmanship on building sites Code of practice for masonry BS DD 140 2 1987 Wall ties Recommendations for design of wall ties BS EN 845 1 2003 Specification for ancillary components for masonry Ties tension straps hangers and brackets BS EN 1996 1 1 2005 Eurocode 6 Design of masonry structures General rules for reinforced and unreintorced masonry siructures BS EN 1996 1 2 2005 Eurocode 6 Design
6. INSPECTION Superglass Insulation Ltd BBA TESTING CERTIFICATION Thistle Industrial Estate TECHNICAL APPROVALS FOR CONSTRUCTION Kerse Road a sf a ZO FOX O17 860451245 Ageman Certificate el ax e mail productsupport superglass co uk 89 2231 website www superglass co uk Product Sheet 4 SUPERGLASS CAVITY WALL INSULATION SUPERWALL 36 FULL FILL CAVITY WALL ROLL This Certiticate relates to Superwall 36 Full Fill Cavity Wall Roll a lightweight non combustible unfaced glass mineral wool roll for use as full till thermal insulation in new external masonry cavity walls up to 25 m in height in domestic and non domestic buildings AGREMENT CERTIFICATION INCLUDES e factors relating to compliance with Building Regulations where applicable e factors relating to additional non regulatory information where applicable e independently verified technical specification e assessment criteria and technical investigations e design considerations e installation guidance e regular surveillance of production e formal three yearly review KEY FACTORS ASSESSED Thermal performance the product has a declared thermal conductivity No0799 value of 0 036 W mr K see section 5 Rain penetration the product will resist water transfer across the cavity of the walls see section 6 Condensation the product will contribute to limiting the risk of condensation see section 7 Behaviour in relation to fire
7. Standard 3 19 clauses 3 19 1012 to 3 19 4021 1 Technical Handbook Domestic 2 Technical Handbook Non Domestic Northern Ireland Technical Booklet L 10 Maintenance As the product is contined within the wall cavity and it has suitable durability see section 11 maintenance is not required 11 Durability The product is durable rotproof water resistant and sufficiently stable to remain effective as an insulant for the 55 My life of the building Page 6 of 12 12 General 12 1 It is recommended that the external leat is constructed ahead of the internal leat so that any mortar protruding into the cavity space from the back of the external leat can be cleaned off before installing the product Rolls must not be pushed into a completed cavity 12 2 It installation of the roll is terminated below the highest level of the wall the top edge of the insulation must be protected by a cavity tray and alternate perpend joints raked out to provide adequate drainage of water trom this tray Supervision requirements for buildings over 12 m and up to 25 m in height 12 3 To comply with this Certificate the Certificate holder s specialists experienced in site practice and installation will attend the site and provide demonstrations to ensure correct installation from the outset 12 4 Adequate supervision of the installation must be maintained and the Certificate holder s specialists must have right of access to site to ensure c
8. a wall ties are used the roll should be carefully cut to fit 13 7 For wide cavities it is possible to use two layers with vertical joints staggered both between layers and within layers Appropriate wall ties should be used to accommodate the extra width of cavity and if unequal thickness of rolls are used the thinner layer should be placed nearest the outer brick leat 13 8 Atter each section of the wall leat is built excess mortar should be removed from the cavity and mortar droppings cleaned trom exposed edges of the installed roll see Figure 3 before installation of the next section of rolls Use of a cavity board is recommended to protect roll edges and make cleaning easier Figure 3 Use of a cavity board when cleaning off mortar 13 9 It is recommended that the thinner rolls 50 mm to 75 mm are bent round corners Thicker rolls should be close butt jointed at corners to avoid cold bridges see Figure 4 Figure 4 Rolls close butt jointed at corners 13 10 Where openings such as doors and windows are in close proximity it is recommended that a continuous lintel or cavity tray is used Individual lintels or trays should have stop ends and weepholes and be drained 13 11 Rolls can be cut with a sharp knife to fit around windows door
9. an contribute to a construction meeting a higher level of sustainability as defined in this Standard with reference to clauses 7 1 4012 Aspects 1012 and 20 7 1 6012 Aspects 12 and 2 and 7 1 72 Aspect 12 See sections 5 2 and 5 3 of this Certificate Building standards conversions All comments given for this product under Regulation 9 also apply to this Regulation with reference to clauses 0 12 1 and Schedule 6 1 Technical Handbook Domestic 2 Technical Handbook Non Domestic 4 The Building Regulations Northern Ireland 2000 as amended 5 Regulation Comment Regulation Comment Regulation Comment B2 CA a CA b Fitness of materials and workmanship The product is acceptable See section 11 and the Installation part of this Certificate Resistance to ground moisture and weather The product does not absorb water by capillary action and therefore may be used where it bridges the dpc of the inner or outer leaves See section 6 1 of this Certificate Resistance to ground moisture and weather Walls incorporating this product can satisty this Regulation See sections 3 3 3 7 3 9 and 6 2 of this Certificate Page 2 of 12 Regulation C5 Condensation Comment The product can contribute to satistying this Regulation See section 7 3 of this Certificate Regulation F2 a i Conservation measures Regulation F3 2 Target carbon dioxide Emissions Rate Comment The product
10. bility of materials and workmanship The product can contribute to a construction meeting this Regulation See section 11 and the Installation part of this Certiticate Building standards construction Spread to neighbouring buildings The product has a classification Al and is unrestricted by clauses 2 6 5 and 2 6 61 See section 8 5 of this Certificate Moisture from the ground The product does not absorb water by capillary action and therefore may be used in situations where it bridges the dpc of the inner or outer leaves with reference to clauses 3 4 10 and 3 4 5012 See section 6 1 of this Certificate Precipitation Walls incorporating this product can satisfy this Standard with reference to clause 3 10 1012 See e icon eo caro wc Inle Gciinecia Condensation The product can contribute to satisfying this Standard with reference to clauses 3 15 10 3 15 3 and 3 15 4 See sections 7 2 and 7 3 of this Certificate Carbon dioxide emissions Building insulation envelope The product can contribute fo satistying clauses or parts of clauses 6 1 1 6 1 2 2 6 1 61 6 2 112 Oe SING 7 ONO AO Gr 2 iO 25 22 See seciionson2 tom o chins Geniiecie Statement of sustainability The product can contribute to meeting the relevant Requirements of Regulation 9 Standards 1 to 6 and therefore will contribute to a construction meeting a bronze level of sustainability as defined in this Standard In addition the product c
11. e that were current and or deemed relevant by the BBA at the date of issue or reissue of this Certificate 16 3 This Certificate will remain valid for an unlimited period provided that the product system and its manufacture and or fabrication including all related and relevant parts and processes thereof e are maintained at or above the levels which have been assessed and found to be satisfactory by the BBA e continue to be checked as and when deemed appropriate by the BBA under arrangements that it will determine e are reviewed by the BBA as and when it considers appropriate 16 4 The BBA has used due skill care and diligence in preparing this Certificate but no warranty is provided 16 5 In issuing this Certificate the BBA is not responsible and is excluded trom any liability to any company firm organisation or person for any matters arising directly or indirectly trom e the presence or absence of any patent intellectual property or similar rights subsisting in the product system or any other product system e the right of the Certificate holder to manufacture supply install maintain or market the product system e individual installations of the product system including their nature design methods performance workmanship and maintenance e any works and constructions in which the product system is installed including their nature design methods performance workmanship and maintenance e any loss or damage including pe
12. ed in accordance with the relevant recommendations of BIEN 190 2005 BS EN OVe 2 20S BS EN I9Ve2 gt 200 ciel eS EN 129le 3 200 BS SO28 1 2 ZOOS BS 5628 3 2005 with particular reference to Clause 5 5 Exclusion of water e BS 8000 3 2001 3 4 It is recommended that installation is continuous up to the highest level on each wall It it is terminated at any other level the top edge of the insulation must be protected by a cavity tray with stopends and weepholes provided at alternate perpends 3 5 The use of cavity battens and or boards during construction is strongly recommended to prevent bridging by mortar droppings 3 6 To reduce the risk of water penetration raked or recessed mortar joints should not be used W 3 7 The product is for use in any exposure zone in buildings up to 25 m in height subject to the conditions set 55 amp out in this Certificate being met However the use of the product does not preclude the need to apply any external render coat or other suitable finish in severe exposure zones where such application would be normal ooe 3 8 As with any other form of cavity wall insulation where buildings need to comply with NHBC Standards 2011 specitiers should observe the requirements of these Standards Buildings up to and including 12 metres high The design conditions to be followed are e that the insulation completely fills the cavity e that the insulation thickness should remain cons
13. he effects of thermal bridging at junctions and around openings Table 3 may be used in carbon emission calculations in Scotland and Northern Ireland Detailed guidance for other junctions and on limiting heat loss by air infiltration can be found in England and Wales Approved Documents to Part L and for new thermal elements to existing buildings Accredited Construction Details version 1 0 See also SAP 2009 Appendix K and the iSBEM User Manual tor new build Scotland Accredited Construction Details Scotland Northern Ireland Accredited Construction Details version 1 0 6 Rain penetration 4 When the product is used in situations where it bridges the dpc in walls dampness trom the ground will not pass through to the inner leat provided the cavity wall is detailed in accordance with the requirements and provisions of the national Building Regulations England and Wales Approved Document C section 5 Scotland Mandatory Standard 3 4 clause 3 4 1 1 Technical Handbook Domestic Northern Ireland Technical Booklet C section 1 6 6 2 Results of tests on full fill applications confirm that constructions built in accordance with BS 5628 3 2005 will prevent water reaching the inner leat in damaging amounts Water penetrating the outer leaf of the wall will drain down the cavity face of the outer leat and therefore the product will contribute to satisfying the national Building Regulations England and Wales
14. ndling 2 1 The product is delivered to site in packs compression wrapped in polyethylene Each pack carries a label bearing the manutacture s name product description essential instructions for installation and the BBA identification mark incorporating the number of this Certificate 2 2 Packs must be stored under cover and off the ground until required for use 2 3 Partially completed walls should be protected trom inclement weather wind rain and snow and covered at the end of a day s work 2 4 It is recommended that dust masks gloves and long sleeved clothing are worn during cutting and handling of the product Assessment and Technical Investigations The following is a summary of the assessment and technical investigations carried out on Superwall 36 Full Fill Cavity Wall Roll 3 General 3 1 Superwall 36 Cavity Wall Full Fill Roll is satisfactory for use as a full till thermal insulation in new external masonry cavity walls up to 25 m in height in domestic and non domestic buildings 3 2 The rolls are effective in reducing the thermal transmittance U value of new external cavity walls with masonry inner and outer leaves where masonry includes clay and calcium silicate bricks concrete blocks natural and reconstituted stone blocks It is essential that such walls are designed and constructed to incorporate the normal precautions fo prevent moisture penetration Page 3 of 12 Walls should be designed and construct
15. nsmittance U value should be carried out in accordance with BS EN ISO 6946 2007 and BRE Report BR 443 2006 Conventions for U value calculations using the manufacturer s declared thermal conductivity A0070 value of 0 036 W mr K1 7 The U value of a completed wall will depend on the selected insulation thickness the insulating value of the 7 amp substrate masonry and its internal finish Calculated U values for example constructions are given in Table 2 Page 4 of 12 Table 2 Example full fill cavity wall U values New buildings U value Insulation thickness mm ZK 13 mm Dense plaster Plasterboard on dabs 100 mm Dense block 21I4 100 mm AAC block s 0 19 190 160 0 25 140 110 0 26 130 105 0 27 23 100 0 30 110 85 0 35 95 65 1 Assumes air gap correction AU 0 01 Assume fixings correction for fully penetrating steel fixings SO W m K7 at 2 5 m2 with cross sectional area of 12 5 mm2 Construction includes 102 5 mm thick brick outer leaf 2 Block and mortar thermal conductivity 1 13 W mr K l and 0 88 W mr K respectively 3 Block and mortar thermal conductivity 0 12 W mr K and 0 88 W mr K respectively 4 Plaster thermal conductivity 0 57 W m Kc1 5 3 The product can maintain or contribute to maintaining continuity of thermal insulation at junctions between elements and openings For Accredited Construction Details the corresponding psi values in BRE Information Paper IP1 06 Assessing t
16. of masonry structures General rules Structural fire design BS EN 1996 2 2006 Eurocode 6 Design of masonry structures Design considerations selection of materials and execution of mason BS EN 1996 3 2006 Eurocode 6 Design of masonry structures Simplified calculation methods for unreintorced masonry structures BS EN 13162 2008 Thermal insulation products for buildings Factory made mineral wool MVV products Specitication BS EN 13501 1 2007 Fire classification of construction products and building elements Classification using test data from reaction to fire tests BS EN ISO 6946 2007 Building components and building elements Thermal resistance and thermal transmittance Calculation method Page 11 of 12 Conditions of Certification 16 Conditions 16 1 This Certificate e relates only to the product system that is named and described on the front page e is issued only to the company firm organisation or person named on the front page no other company firm organisation or person may hold or claim that this Certiticate has been issued to them e is valid only within the UK e has to be read considered and used as a whole document it may be misleading and will be incomplete to be selective e is copyright of the BBA e is subject to English Law 16 2 Publications documents specitications legislation regulations standards and the like reterenced in this Certificate are thos
17. opening e in addition to the insulation only the following combustible materials shall be placed in or exposed to the cavity timber lintels window or door frames or end of timber joists pipe conduit or cable dpc flashing cavity closer or wall tie domestic meter cupboard provided that there are not more than two cupboards to a dwelling the opening in the outer leat is not more 800 mm by 500 mm for each cupboard and the inner leat is not penetrated except by a sleeve not more than 80 mm by 80 mm which is fire stopped 8 4 For constructions not covered by sections 8 2 and 8 3 cavity barriers must be provided to comply with England and Wales Approved Document B Volume 1 section 6 and Volume 2 section 9 Scotland Mandatory Standard 2 4 Clauses 2 4 1012 2 4 2021 2 4 7 and 2 4 91 1 Technical Handbook Domestic 2 Technical Handbook Non Domestic Northern Ireland Technical Booklet E paragraphs 3 35 to 3 39 f 8 5 The product is classified as non combustible and is therefore unrestricted by clauses 2 6 5 and 2 6 62 1 Technical Handbook Domestic 2 Technical Handbook Non Domestic 9 Proximity of flues and appliances When installing the product in close proximity to certain tlue pipes and or heat producing appliances the relevant provisions of the documents supporting the national Building Regulations are applicable England and Wales Approved Document J Scotland Mandatory
18. orrect installation 13 Procedure 13 1 Walls are constructed in the conventional manner with the first row of the wall ties where the insulation is to begin but not on the dpc and at maximum 600 mm horizontal spacing The first run of rolls may commence below dpc level to provide some edge insulation to the floor see Figure 1 Figure 1 First run of roll below the DPC ee a a Lae an ee Se R SAE e S eye S F pete om aN Feces Se nok Tn in a Oe 4 ATR 13 2 A section of the wall leat is built up to a course above the next row of wall ties which are placed at the usual spacing of 450 mm vertically 13 3 The roll is compressed slightly and placed between the upper and lower wall ties to form a closely buttjointed run see Figure 2 Figure 2 Installation of rolls between upper and lower wall ties 7 Page 7 of 12 13 4 The drip on each of the upper wall ties is inserted into the top of the roll and must be positioned to shed water away from the inner leat This is important to ensure that it functions correctly 13 5 The other leat is built up to the same level as the roll with its inner face in contact with the rolls 13 6 Successive sections of the wall incorporating wall ties are constructed and rolls installed as work proceeds up to the required height Vertical joints must be staggered and all joints tightly butted VVhere protrusions occur in the cavity or extr
19. rsonal injury howsoever caused by the product system including its manufacture supply installation use maintenance and removal 16 6 Any information relating to the manufacture supply installation use maintenance and removal of this product system which is contained or referred to in this Certificate is the minimum required to be met when the product system is manufactured supplied installed used maintained and removed It does not purport in any way to restate the requirements of the Health and Safety at Work etc Act 1974 or of any other statutory common law or other duty which may exist at the date of issue or reissue of this Certificate nor is conformity with such information to be taken as satistying the requirements of the 1974 Act or of any statutory common law or other duty of care British Board of Agr ment tel 01923 665300 Bucknalls Lane 1x0 19723 665 0 Garston Watford email mail bba star co uk Herts VVD25 9BA website www bbacerts co uk Page 12 of 12
20. s apertures and air bricks 13 12 It is essential that cut pieces completely till the spaces for which they are intended and no gaps must be left in the insulation see Figure 5 Page 8 of 12 Figure 5 Use of cut pieces 13 13 Small pieces must be titted with the tibre orientation parallel to the plane of the wall 13 14 Rolls should always be installed to the highest level ot each wall see section 12 2 13 15 It is recommended that when the outer leat is built the inner face must be in contact with the product and also the permitted deviation in the cavity width be as shown in Table 3 Table 3 Deviation in cavity width Insulation thickness Permitted Deviation Protection mm mm 50 50 60 60 60 70 70 70 80 80 80 95 90 90 105 100 100 115 110 110 125 120 120 35 l20 130 150 140 140 160 150 IOIO 13 16 Exposed areas of the rolls must always covered at the end of a day s work or in driving rain 13 17 All building involving the product particularly interrupted work must conform to BS EN 1996 2 2006 Sections 3 2 Acceptance handling and storage of materials and 3 6 Curing and protective procedures during execution Page 9 of 12 14 Tests Results of tests were assessed to determine e dimensional accuracy e density of air dry rolls e resistance to water penetration e water uptake or saturation 15 Investigations 15 1 During manufacture quality control checks are carried out for
21. tant where possible Should any change in vertical thickness occur a horizontal damp proot cavity tray should separate each thickness change e a minimum thickness of 50 mm should be maintained where possible Where for structural reasons the insulation thickness is reduced eg by the intrusion of ring beams a minimum thickness of 25 mm insulation should be maintained and the manufacturer s advice on fixing and weatherproofing sought Buildings over 12 m high and up to and including 25 m high 3 10 Where the walls of a building are between 12 m and 25 m high the following requirements also apply e trom ground level the maximum height of continuous cavity must not exceed 12 m Above 12 m the maximum height of continuous cavity must not exceed 7 m the area to be insulated must not be an infill panel in a framed structure the Certificate holder in association with the architect shall carry out the detailed programme of assessment of the project including an examination of the quality of installation as work progresses Above average site supervision is recommended during installation Certitication relates only to buildings where the Certiticate holder has given written approval for use of the product on the specitied building 4 Practicability of installation The product is designed to be installed by a competent general builder or a contractor experienced with this type of product 5 Thermal performance 5 1 Calculations of thermal tra
22. ts of the following Building Regulations 2 The Building Regulations 2010 England and Wales 5 Requirement Comment Requirement Comment Requirement Comment Requirement Comment Requirement Comment C2 a C2 b C2 c L1 a i Regulation 7 Resistance to moisture The product does not absorb water by capillary action and therefore may be used in situations where it bridges the damp proot course dpc of the inner or outer leaves See section 6 1 of this Certificate Resistance to moisture Tests by the BBA indicate that a wall incorporating the product can resist rain penetration and satisfy this Requirement See sections 3 3 3 7 3 9 and 6 2 of this Certificate Resistance to moisture The product can contribute to satisfying this condensation Requirement See sections 7 1 and 7 3 of this Certiticate Conservation of fuel and power The product can contribute to meeting this Requirement See sections 5 2 to 5 3 of this Certificate Materials and workmanship The product is acceptable See section 11 and the Installation part of this Certificate a The Building Scotland Regulations 2004 as amended 5 Regulation Comment Regulation Standard Comment Standard Comment Standard Comment Standard Comment Standard Standard Comment Standard Comment Regulation Comment 8 1 3A 6 1 b OZ 7 alb Fitness and dura
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