RHL Catalogue 2010
Contents
1. 9 4 4 _ _ EEE m dium m dium 2m uc dium T If SIE 1 Wi 7 I 4 Le 4 D I mI AF Et AF DE R E Fag DEC DUAJ P 4 f u lt V E b esl f li n 8 ul 7 L us eu ue zz af Ww 4 e L are proud to introduce the next generation ventilation technology magnetic levitation maglev based motor fans The latest maglev technology provides a fan design created to provide superior performance low noise and long life These new fans feature zero friction with no contact between shaft and bearing With excellent rotational stability these new RHL fans eliminate vibration and typical wobble and shaking typically experienced in fan motors Maglev technology is now standard across the RHL wall and ceiling fan range tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com Maglev technology benefits Low noise Maglev fan motor propeller is suspended in air during rotation so that the shaft and bearing do not come into direct contact with each other to create friction and this results in very low noise High temperature endurance Lack of friction keeps the fan temperature low significantly extending it s high temperature endurance2. L a a Lr lt lt lt 5 x gt L 2g E m 90 S gt 2 lt o LL Bg S x E I E E 9 3 gt a lt a 8I1 168 I uey 35 web www rhldirect co m email sales rhlidirect com fax 44 0 118 9661655 tel 44 0 118 9665055 gt c Q c 2 2 TM CC 6 I6IX I6XLI 0 oseo d 92U 3SISS UOT UJ IOJUI 4943 11 404 3NIINI ELN3AXIIN 3NTINI 13881008 Q31V39NOO 3NITNI 9 350V8 LVLSOLNV ON 310 H3AV38 qwyadi X 1VISOLnV ON 9V10 2115 LVLSOLNV ON 215 310W34 TVN93lNI IWOOMNHLVS 2115 V950V9 LVLSOLNVY ON CT3JS TIVM MI VLL 9 8 8 LNJAAUG JION H3AV38 1V453 LNI CSV 1VI1SOLnV ON LIA CSV 310 133 MOQNIAV FIOM 25V 135 191501 ON 25V 91033 TIVM I NOILV2OI NOILV2OT IVLSOLNV 3 N3H2 LDI TAGOW NV4 1HY 36 tidi H4 11 LCD IIIB 9356661166555 emmill iret arm wii www ntl anm sor WO NWT ERK FOUR Diagrams Wiring MEM Applications WOLFB Applications WOLFB
3. L12V ma 37 Wiring Diagram Applications AS2 remote AUTOSTAT control AUTOSTAT RHL om I L EXE rudes GENES ov Power OUT 12V DC O ooooo 38 NOTES 39 RHL 43 Suttons Business Park Reading Berkshire RG6 IAZ United Kingdom Phone 44 0 845 1246066 Fax 44 0 845 1246067 Email vents rhldirect com Web www rhldirect com
4. AS2 fan AS2 FAN AS2 fan only AS2 AUTOSTAT IV wall kit AS2 KIT AS2 fan AUTOSTATIV external grille mounting kit AS2 AUTOSTAT IV window kit AS2 P KIT AS2 fan AUTOSTAT IV window mounting kit AS2 AUTOSTAT IV double glazing kit AS2 DG AS2 fan AUTOSTAT IV RHL double glazed panel mounting kit 20 tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhldirect com web www rhldirect com MIXVENT INLINE High Volume Medium Pressure Minimum space 5 Medium pressure Maximum airflow The MIXVENT INLINE series of in line duct fans have been specially designed to maximize the airflow performance with minimal noise levels within the smallest and most compact of casing sizes This makes these fans the ultimate solution for small to medium sized ventilation installations which require a high airflow to pressure ratio and occupy only the minimum space possible Example false ceiling voids cupboards and many other limited space environments All the MIXVENT INLINE models have been designed with the professional contractor engineer in mind All models include a removable body feature that enables the motor impeller assembly to be completely removed or replaced without the need to interfere with the attached ducting MIXVENT INLINE Pressure vs Flow Rate 160 100N 300 TD 250 100 350 125 TD 500 150 200 TD 500 160 5 150 0800 200M MIXVE
5. 10 Minutes Run time limit 100 Minutes Tx value 5 Light switch control Light on to fan on o seconds Maximum run time o seconds Minimum run time o seconds C LED Amber t will delete ntesteu PL Sensors Humidity Temperature 0 100 0 50 RH 76 29 Dutputs Manual Inputs Information 1 Batch Numb Opto lsolator Number f Override switch LED off Serial Number LED Red Communications C LED Green Stop System requirements for Autostat IV PC Connect software V2 x are Intel Pentium processor AMD Athlon 200Mhz 400Mhz Recommended Microsoft Windows 98 Second Edition Windows Millennium Edition Windows 4 0 with Service Pack 6 Windows 2000 with Service Pack 2 Windows XP Professional or Home Edition 64MB RAM 25 Autostat Graph Wizard tel 44 0 118 9665055 fax 44 0 118 9661655 Introduction Once downloaded onto a computer the data collected by the Autostat IV can be imported into the Autostat IV spreadsheet for analysis The spreadsheet uses a series of custom programmed macros that automatically format the data into a neat and easy to read form and provides access to powerful tools like the Autostat graph wizard to enable any user to quickly create graphs to present vital information in a simple format available for printing example graph shown below L
6. www rhidirect com 0845 1246066 Welcome to our new 2010 catalogue We have introduced many new and enhanced products offering great performance very low power consumption are ease to use and as usual outstanding reliability All our customers can now benefit from our constantly expanding range of energy efficient ventilation fans they are environmentally friendly powerful and effective Should you need a bespoke ventilation fan system with our expertise we are more than happy to design and build a ventilation fan system with a robust technical edge that meets your requirements Humidity Group As RHL manufacture domestic ventilation products to the highest standards all our products come with at least a two year replacement guarantee against any unlikely failure Maglev powered fans come with a five year replacement warranty For contract works we offer a two part guarantee during the second year of the warranty period we offer an RHL site visit to replace any faulty equipment RHL 43 Suttons Business Park Reading Berkshire RG6 AZ United Kingdom tel 0845 124 6066 fax 0845 124 6067 e mail vents rhlidirect com web www rhldirect com CONTENTS RHL and the environment 4 Preventing Damp and Condensation Eliminating Mould 5 RHL magnetic levitation maglev fan range introduction 6 Bespoke ventilation solutions by RHL 8 Compact bathroom pressure fan MOLE 10 Auto Low watt bathroom fan WOLF amp W
7. 00 Grams Cubic Metre Air g m 5 5 00 20 00 15 00 10 00 Temperature 0 00 20 9 9 40 So 5 00 70 Relative Humidity RH 80 0 00 100 The Autostat is protected by the following patents 2316188 UK 623098081 US 226265 7 Canada H10 509502 Japan 0917677 Ireland and International Patent PC GB9 7 02 155 23 tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com Humidity Control AUTOSTAT Operation Autostat Sample Humidity The AUTOSTAT samples the surrounding Average Last 2 Hours environment at regular intervals stores and averages the results over the previous two hours and uses this as a reference base of 5 humidity for the next two hours When the gt measured humidity exceeds this reference by a predetermined amount the controller triggers action as illustrated in the graph tothe Z right C RHL s AUTOSTAT humidity controller Amount Of Time Autostat In Operation Hours ensures low fan power consumption by constantly monitoring the humidity and temperature levels Standard Auto humidity control and triggering the In Manual Override on Timer overrun Auto 15 Internal bathroom minutes proportional on time AUTOSTAT Options AUTOSTAT is pre programmed at the factory and will Controlling humidity Auto set 300 pa at 20 not require ad
8. Customer benefits both powerful and energy efficient BEAVER fans professionally fitted with existing ducting left intact Luxurious Residence London Challenge a well known Hollywood celebrity wants to overhaul bathroom ventilation during house renovations The new system must be efficient very quiet reliable and completely unobtrusive Ventillation grille with concealed AUTOSTAT smart humidity controller RHL solution customised TWIN INLINE fans with concealed AUTOSTAT smart humidity controllers Customer benefits with powerful TWIN INLINE fans installed away from the bathroom there is no fan noise AUTOSTAT sensors are placed inside ventilation grilles making them both very effective and fully concealed Fully guaranteed professional installation TWIN INLINE fan tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhldirect com web www rhldirect com Bespoke Ventilation Solutions by RHL Spa Green Estate London Challenge a heritage site requires new ventilation fans with minimal visual impact RHL solution purpose made HUSKY fans with adaptors to go over air bricks within tops of larder cupboards Customer benefits modern and efficient ventilation system no visible internal or external extractor fans prompt and hassle free professional installation Gambia House London Challenge a 20 story building with flats requires a new ventilation system that integrates well with the existing b
9. Fan Automatic m condensation p control ODYSSEY DRYVENT B is a high performance bathroom fan designed for the most demanding condensation control requirements The fan includes an integral AUTOSTAT humidity controller providing automatic condensation control ODYSSEY DRYVENT B continually extracts air on low speed to remove moisture laden air at source before it can condense as well at creating a background level of ventilation causing infiltration of fresh incoming air When the built in AUTOSTAT detects the humidity level rising the fan then triggers into high speed mode delivering powerful performance when it is needed most Both the advanced chassis construction and super efficient maglev fan motors provide for very effective and quiet operation The chassis is both vibration absorbing and sound deadened DRYVENT B uses only 6 WATTS ODYSSEY DRYVENT B of electricity Pressure vs Flow Rate 100 Low Speed FRIENDLY 350 125 Pressure 8 LLL 9100 211 T 0 ODYSSEY Dryvent B 20m h 80Pa 30dB 9 10 20 4 5 6 7 80 Flow Rate m h DRYVENT B fan 240V supply DRYVENT B DRYVENT B fan with humidity control and IP54 connection DRYVENT B fan 12 supply DRYVENT B 12 DRYVENT B fan with humidity control and separate timer transformer tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com ODYSSEY DRYVENT X Bal
10. adjustments and only a single pull cord control the fan can be forced to operate by switching to Manual forcing the fan to operate at high speed extraction The WOLF B amp B TWIN have a built in LED indicator to show what mode the fan is in At high speed the fan generates only 36dB of noise you ll sure notice the difference The advanced 2v maglev electric motor ensures excellent reliability for many years to come A single gang remote SELV transformer is included as standard WOLF B uses only 8 WATTS WOLF B amp WOLF B TWIN Pressure vs Flow Rate of electricity m WOLF B WOLF B TWIN 60 amp gt 40 1 20 WOLF Bathroom Fan 85m h 40PA 36dB j 0 20 40 60 80 100 WOLF B TWIN 85m h 75Pa 22dB Flow Rate m h Fan kit for wall installation WOLF WALL Wall sleeve amp external grille 12V transformer Window fixing kit with external grille 12V Fan kit for single amp double glazed window installation WOLF B P WINDOW transformer WOLF B DG ACR Designer base with screws for acrylic fixing Fan kit for acrylic double glazed window installation amp 12V transformer High pressure fan for ducting WOLF B TWIN WOLF B TWIN fan only 12 transformer WOLF B TWIN fan AUTOSTAT IV I2V Fan with timer for internal bath shower rooms WOLF BT timer transformer mounting kit tel 44 0 118 9665055 fax 44 0 118 9661655 email sa
11. air bricks to provide better protection against wind rain Different colours and sizes are available on request MGR150 150mm Circular round aluminium grille with mesh white but different colours available on request MGR100 100mm Circular round aluminium grille with mesh white but different colours available on request WALL PLATES BP 150 250 250 x 250 mm Foamex white plate with 155mm hole BP 150 350 350 x 350 mm Foamex white plate with 155mm hole BP100 250 250 x 250 mm Foamex white plate with 105mm hole BP100 350 350 x 350 mm Foamex white plate with 105mm hole BP BRN 150 250 250 x 250 mm Acrylic brown plate with 155mm hole 4 corner countersunk holes BP BRN 100 250 250 x 250 mm Acrylic brown plate with 105 mm hole 4 corner countersunk holes FAN ACCESSORIES External Grilles For Single Duct Terminal Wall Fixing GB100 100 Brown external wall grille with 100mm spigot GB150 150 Brown external wall grille with 150mm spigot GW60 60 White external wall grille with 60mm spigot GW100 100 White external grille with 100mm spigot GW150 150 White external grille with 150mm spigot GT100 100 Terracotta external grille with 100mm spigot GT150 150 Terracotta external grille with 150mm spigot GBEIGE100 100 Beige external grille with 100mm spigot GBEIGE150 150 Beige external grille with 150mm grille Bend Kits for Solid Ducting 100BDC 100 100mm bend with ducting and 0 5m 150BDC 150 150mm bend with ducting and 0 5m 3l tel 44 0 1
12. 18 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com Ventilation Accessories DUCTING FLEX 100 Round PVC ducting 100mm dia 3m FLEX 125 Round PVC ducting 125mm dia 3m FLEX 150 Round PVC ducting 150mm dia 3m AL 100 Semi rigid aluminium ducting 100mm dia 3m AL 150 Semi rigid aluminium ducting 150mm dia 3m AL 200 Semi rigid aluminium ducting 200mm dia 3m TEL 100 100mm telescoping tube TEL 150 150mm telescopic tube TUBE 68 68mm plastic tube 1m TUBE 100 100mm plastic tube 1m TUBE 125 125mm plastic tube 1m TUBE 150 150mm plastic tube 1m TRANSFORMERS TRANSFORMER 12V transformer 1 gang case T TRANSFORMER 12V proportional timer transformer 1 gang case ROOF COWLS RHL101 Angled roof terminal 110mm angled weathering slate 457mm x 457mm RHL100 Flat roof terminal 110mm flat weathering slate 406mm x 406mm 100mm Roof vent kits complete with weathering slate 100mm roof cowl and 500mm solid insulating pipe RHL Roof cowl Grey Grey 160mm roof vent for angled or flat roof supplied with ducting and insulation sleeve RHL Roof cowl Red Tile red 160mm roof vent for angled or flat roof supplied with ducting and insulation sleeve 150mm Roof vent kits complete with a large leaded sheet 50mm roof cowl and 500mm solid insulating pipe HIGH LEVEL PUSH THROUGH VENTS PT HIGH RISE 100 Push through high rise 100mm round cowl PT HIGH RISE 150 Push through high rise 150mm round cowl 32 tel 4
13. 4 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect co m Remote Controller Installation Basis for humidity controller remote from fan Humidity is temperature related all temperature effect relative humidity relative humidity meaning relative to water saturation of air at differing temperatures Fundamental laws of physics require that vapour variations at high pressure will migrate to areas of low vapour pressure that is to cooler areas and cold surfaces Controller positioning requirements on an internal wall if possible ideal position adjacent to moisture source or between moisture source and external doorway in large room site close to moisture source top edge to be 50 100mm down from the ceiling clear of corners clear of any protrusions cupboards etc not within 1000mm of a radiator clear of external opening not above doors The above are the requirements to detect moisture production as it is produced Humidity controllers within fans are unable to meet all of the above criteria Remote Autostat advantages Fixing on an internal wall at high level provides for optimum position to monitor and control internal humidity conditions Able to position at best vantage point to detect new air bourn moisture Interference from external humidity temperature are limited Data log function valid temperature amp humidity Note
14. EZ 002 008 GL 00 OOP 05 Iv 190 190 190 ZST OOZ SZZ OEZ 091 005 GL 00 SES 89 CC 190 190 340 002 567 ZZ OEZ B 051 005 GL 8ST 096 9S 08 95 6 190 190 190 7L 9 1 8SZ 06 OEZ 57L 05C GL La SST OSZ 6 87 7 E 190 190 190 86 9 1 0 EOZ OEZ 00L 057 1 SZ 09L SE 8t rT 6 190 190 190 86 ZEZ SOIT OEZ M00L 09L GL gt 0 07 07 190 190 ido CC SZ OEZ n 3NIINI 13991105 07 58 Ot L 00L 0C 991 99L C a 135 SCC 8 SCIL OSE OTZ H 1V35 OL OLI 9 gz ido ido ido 390 2XX2 SZT OSE OTZ cL uviOd Oct 06 8 OSE OTZ E 43110 OS OE 8 001 SZT OSE OTZ 7L 0 X gt 08 08 02 95 OE e E OOT SZT OSE OTZ ZT OEZ g E OL OE e a amp OE 99 991 I s SIC 9T 08 H E a 00L OSE OTZ OEZ X5 LI ee 06 89 001 SZT OSE OTZ ZT OEZ 3950V98 S 06 1 TE a 89 001 SZT OSE OTZ ZT OEZ tc Sc OZ OT EE SZ a H EI 67 9202 SIC OEZ 25V x ea c o E E c 8 Lk 2 2 E CER EEE 2 a a 8 gt to o gt 5 gt N gt gt gt 0 5 i 5 5 6 t o gt 9 9 898 g 6 5 z 5 L I
15. Long life Service life of 50 000 hours or even longer at room temperature Multi orientation No friction no matter how the fan is orientated ceiling or wall mounted Good balance No fan propeller slanting or swaying reduces vibrations Low power consumption Around 3376 less power consumption than conventional fans High efficiency Higher air flow thanks to smaller hub and larger propeller design Extended warranty RHL Maglev fans come with a 5 year replacement warranty tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com Bespoke Ventilation Solutions by RHL British Antarctic Survey Challenge boot locker activity changing washing and drying clothes following external activities which significantly increases room humidity causing damp condensation and mould RHL solution AUTOSTAT smart humidity controllers Customer benefits AUTOSTAT controllers constantly monitor air humidity levels and manage ventilation fans to keep indoor air at optimal humidity levels No user intervention is ever 2 AUTOSTAT smart required it s all automatic humidity controller AUTOSTAT IV 9 RHEE Broadwater Farm Estate London Challenge need to update old ventilation fans without replacing the old ventilation ducts gung m RHL solution customised BEAVER fans with emulated fittings for old ducting positions
16. NT TD 160 100N l60m h 75Pa 28Db iid MIXVENT TD 250 100 250m h 155 28Db MIXVENT TD 350 125 360m h 158Pa 30Db 50 MIXVENT TD 500 150 535m h 300 33Db MIXVENT TD 500 160 400m h 300Pa 4IDb 0 MIXVENT TD 800 200N 907m h 295Pa 41Db 0 200 400 600 800 1000 Flow Rate m h TD160 100N fan INLINETD I60 IOON MIXVENT INLINE TD160 100N 240V pressure fan instructions TD160 100N fan INLINETD250 100 MIXVENT INLINE TD160 100N 240V pressure fan instructions TD160 100N fan INLINETD350 125 MIXVENT INLINE TD160 100N 240V pressure fan instructions TD500 150 fan INLINETD500 150 MIXVENT INLINE TD500 150 240V pressure fan instructions TD500 160 fan INLINETD500 160 MIXVENT INLINE TD500 160 240V pressure fan instructions TD800 200 fan INLINETD800 200N MIXVENT INLINE TD800 200 240V pressure fan instructions 2 tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com SQUIRREL INLINE Concealed Box Fan Concealed performance SQUIRREL INLINE is a high performance fan designed to meet more specific extract requirements With the use of three speed settings it requires absolute minimum end user input The design incorporates of a custom build galvanised steel box integral power supply control and transistor circuitry and extensive sound deadening The tough and durable construction makes it perfect for concealed type installations it is the choice for concealed kitchen and continuously operating ventil
17. OLF B TWIN Auto Low watt kitchen fan WOLF amp WOLF TWIN 2 Single room low watt fan for ducting 275m h HUSKY 13 Two room fan range BADGER BEAVER SEAL 4 Bathroom condensation control DRYVENT B l6 Bedroom condensation control DRYVENT X 7 Heat recovery ventilator POLAR 18 Bathroom fan with remote humidity controller 512 19 Kitchen fan with remote humidity control 52 20 Inline fans high medium pressure range MIXVENT INLINE 2 Inline boxed concealed fan SQUIRELL INLINE 22 Smart humidity controller AUTOSTAT 23 Software AUTOSTAT PC Connection 25 Data analyser AUTOSTAT MS Excel 26 Acrylic DOUBLE GLAZED panels 27 Lantern community lighting STARLIGHT 28 ACCESSORIES for ventilation 29 HIGH LEVEL BAFFLE 30 INSTALLATION AUTOSTAT humidity controllers 33 Ventilation and building regulations 34 RHL fan feature matrix 35 RHL fan selection chart 36 Wiring diagrams 37 tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com RHL and the Environment Environmental protection is our priority RHL recognizes its responsibility as a leading manufacturer and is continually striving to reduce the environmental impact of the work we do and the products we create Product design Environmental consideration is part of the RHL design process selecting eco friendly raw materials and carefully planning their quantity minimising energy consumption required f
18. R SEAL Advanced Ventilation Control Multiple configurations Effective ventilation OTTER bathroom fan is a single room fan with timed overrun feature It contains twin inline maglev fans to provide excellent flow rate and pressure characteristics BADGER is a specialist two room bathroom and WC fan with timed overrun and maglev 12V motor BEAVER is a twin two room pressure fan with advanced humidity controller a stand by fan and visual indication for fan failure as required by original LDC Directive Integral AUTOSTAT smart humidity controller and remote transformer with proportional timer overrun are all included SEAL is a two room bathroom and kitchen fan with AUTOSTAT smart humidity controller the fan extracts air from both kitchen and bathroom This fan is mounted a dividing wall the second 125mm spigot on the back of the fan is for the extract exhaust by way of ducting to external air All four fans feature the following 2V Power Supply Timer on BEAVER only this advanced power supply unit easily fits into a one gang box and is programmed for proportional timer control Safe for use in wet areas Sound dampener to ensure a gentle sound level 2V brushless long life Maglev DC fan motors designed to operate for 50 000 hours fault free Hand removable front grilles these dishwasher safe front grilles are easy to clean fixed and tamper proof grille fittings are available for p
19. alanced flue heating system both through a single fixed double glazed panel RHL solution most flats feature custom made DOUBLE GLAZED PANEL made of acrylic and toughened glass Precision cut panels feature both boiler flute and extractor fans with high level wind baffle Other flats were fitted with custom designed and precision laser cut high level wind baffles attached directly to the wall Customer benefits all flats now feature a modern energy efficient fans installed without drilling holes in walls A very neat design with prompt installation RHL custom made HIGH LEVEL BAFFLE HUSKY fan NI RHL DOUBLE GLAZED PANEL WITH DUAL VENT tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com MOLE Bathroom Fan Quiet and compact EM bathroom fan Beast inside The MOLE bathroom fan quickly removes humidity and stale air from bathrooms where there are no opening windows and from internal bathrooms It features a very powerful Maglev 12 motor and a remote transformer with timer overrun The powerful fan mechanism is less than 60mm long making it ideal for domestic bathrooms with 90 air discharge ducting This fan system produces very impressive 54m h at a pressure of 80pa and 65m h in free air The mean noise level is only 30dB that s very quiet for such a powerful bathroom fan Operation of the MOLE fan is fully automatic the fan will operate when bath
20. anced Ventilation Condensation Control Humidity Gone Quietly II Humidity problems in your bedroom cupboard store room Enter the ODYSSEY DRYVENT X fan It s in its element quietly extracting humidity and dehumidifying The fan runs constantly at a trickle speed so it s very quiet both intake and extract this cools the area immediate to the fan attracts moisture and then extracts it away Very simple and very effective The chassis is both vibration absorbing and sound deadened There are also two highly efficient quality long life brushless DC motors Two front grilles feature washable and changeable filters ODYSSEY DRYVENT X Pressure vs Flow Rate 60 350 gt r 5 2 9100 211 0 30 40 ODYSSEY DRYVENT X 30m h 50Pa 20dB 20 Flow Rate m h DRYVENT X fan 240V supply DRYVENT X Dryvent X fan tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com POLAR Heat Recovery Ventilation __ ______ Heat recovery Lower bills II POLAR Heat Recovery Ventilation fan helps you both save the environment and save money The fan features aluminium heat exchanger core in the heating season the core transfers heat from the outgoing stale household air to preheat the incoming fresh air The cross current sections inside the fan ensure the two air streams a
21. ansformer external grille mounting kit SFI2 window kit SFI2P KIT SFI2 fan Autostat IV 12V transformer window SFI2 double glazing kit SFI2 DG SF12 fan Autostat IV 12 transformer RHL tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com AS2 Kitchen Humidity Control Fan Consistent performance Recommended for all kitchens a a 2 is our well proven and very reliable 240V kitchen fan featuring the latest Maglev technology and is available in a kit form for either wall window or double glazing installation 150mm 6 inch back spigot This attractively styled fan is designed for effective humidity control operation within kitchen environments All AS2 kits include a remote AUTOSTAT smart humidity controller which can be placed away from the fan for optimal humidity control it provides a very effective and user friendly kitchen humidity control solution The AS2 includes a removable stainless steel filter that can be easily removed for cleaning keeping the inner workings of the AS2 safe from harm ensuring a long operational lifespan AS2 Pressure vs Flow Rate 60 High Speed Low Speed 50 40 2146 Mounting Holes 194mm 30 Mounting Holes 201mm 24 5 20 10 AS2 High Speed 220m h 40Pa 30 8 52 Low Speed 120m h 40Pa 22dB 0 50 100 150 200 250 Flow Rate m h
22. ation systems where both powerful extraction and low noise pollution are required The fan also includes integrated 2V transformer making it safe to use wet areas SQUIRREL INLINE Pressure vs Flow Rate Pressure Pa 100 150 TRIPLE INLINE 220m h 120Pa 30dB Flow Rate m h SQUIRREL INLINE fan TRIPLE INLINE Custom build TRIPLE INLINE fan 22 tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com AUTOSTAT Smart Humidity Controller Years of experience And brains too l AUTOSTAT IV The AUTOSTAT is an intelligent microprocessor driven controller for all domestic fans Unlike conventional humidistats AUTOSTAT is based on a determination of absolute humidity not relative humidity The important difference between the two is that absolute humidity is not affected by the temperature of the surrounding environment making the AUTOSTAT perfectly suited to environments with widely fluctuating air moisture content By way of example cooking and tumble dryers produce copious amounts of water vapour however a local RH controller would register only a slight increase in RH due to a simultaneous increase in temperature causing the air to hold more moisture see graph below Increased ventilation would therefore not be triggered The AUTOSTAT would however identify a change in the moisture content of the air and react accordingly 35
23. ct design and manufacture enables consumers and businesses to dispose of used RHL equipment in an environmentally sound manner RHL recommends that customers dispose of their used ventilation equipment in an environmentally sound manner Potential methods include reuse or recycling of products Waste Electrical and Electronic Equipment WEEE In the European Union this label indicates that this product should not be disposed of with household waste It should be deposited at an appropriate facility to enable recovery and recycling For information on how to responsibly recycle RHL products featuring this NENNEN label please call RHL on 0118 9665055 or email sales rhldirect com tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhldirect com web www rhldirect com Domestic Ventilation Preventing Damp and Condensation Eliminating Mould In Great Britain condensation and mould growth problems are reported within about 5 of properties Rodger Edwards Handbook of Domestic Ventilation Elsevier Butterworth Heinemann 2005 HOW CAN I PREVENT DAMP CONDENSATION AND MOULD Firstly it is necessary to make cooler surfaces located on the external walls less prone to condensate and mould You can achieve this by improving air circulation around these areas and to let the ambient room temperature get at the cold surfaces and thereby increase the surface temperature above the dew point This can mean using thinner cur
24. e moisture than cool air As air cools it releases its moisture which is why the highest RH in a room is near the coldest surface where warm air cools as a result cold windows mist up dew is forming up behind wardrobes and inside the back of wardrobes or behind curtains beds etc HUMIDITY AND MICROBES Bacterial growth increases below 30 percent RH and above 60 percent Dust mites thrive in humidity levels above 50 percent Hay fever incidents increase at levels above 60 percent RH and below 40 percent Controlling humidity is essential to preserving quality indoor air Note that humidity conditions and moisture are not solely to blame for microbial growth Poor ventilation must also be improved to correct problems CONTROLLING HUMIDITY Many buildings need to be dehumidified at various times of the year based on changes of the season and other factors to prevent indoor air that is too humid Another integral component of controlling humidity is to locate and remove unwanted sources of moisture in the building such as roof or plumbing leaks tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com Maglev Fans Maglev the next generation performance and reliability A e 8 P f _ _ 11111 ranca 8 I IC CL 241
25. e with screws for acrylic fixing installation Fan dual inline impellor and motors WOLF K TWIN High pressure fan for ducting tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhldirect com web www rhldirect com HUSKY Single Room Beautifully Yr engineered performance fan Single room ventilation HUSKY fan is engineered to be durable efficient quiet and easy to maintain HUSKY is powered by highly efficient quality long life maglev brushless DC motors The vibration absorbing and sound deadened chassis is made of robust polycarbonate ABS polymer it s build to work hard for many many years The advanced chassis also houses a transformer and AUTOSTAT smart humidity controller Each HUSKY fan is backed by a 5 year warranty You can easily expect it to run trouble free for over 30000 hours HUSKY Pressure vs Flow Rate 300 250 125 N e o Pressure Pa z m e o HUSKY 275m h 275Pa 3048 0 5o 250 Flow Rate m h HUSKY fan with 4 spigot HUSKY 100 Husky 100 fan with 4 spigot Autostat IV int transformer HUSKY fan with 6 spigot HUSKY 150 Husky 150 fan with 6 spigot Autostat IV int transformer HUSKY fan with 4 spigot and Husky 100 fan with 4 spigot internal Autostat IV and onboard AUTOSTAT transformer tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com OTTER BADGER BEAVE
26. h data log Autostat IV 240V 240V Autostat IV mounting screws installation instructions A XC tel 44 0 118 9665055 fax 44 0 118 9661655 web www rhldirect co m AUTOSTAT Connection Software email sales rhldirect com The AUTOSTAT 15 designed to work with ventilation equipment to ensure comfortable environment by monitoring a wide variety of air conditions and operating the ventilation equipment in the appropriate manner the atmosphere in a room can be kept in a desirable condition Depending on the settings and trigger values that have been stored within its memory the desired atmospheric conditions can be fully customised The AUTOSTAT software allows full control of these settings through an easy to use software application you can alter all of the settings and triggers on an Autostat unit editable calibration settings shown below save your settings for future use download and load settings into your Autostat read the settings from a pre programmed Autostat download Autostat logs for analysis in spreadsheet package Data Logger Download When connected to an Autostat via the program header the AUTOSTAT software is able to download the data held within the internal data logger of an AUTOSTAT unit and save it in a csv comma separated value file which imported by almost all spreadsheet packages if you are running Excel 2000 or greater then you can import the data into the Autostat Sp
27. izard Please select the days you would ike to generate your graph data from Teenper sture and Humidity Av vapour Pressure Av y 2004 5 May 2004 14 May 2004 13 2004 e Fan Operating Max Temperature 2 Average Relative Humidity Fan Run Time In Given Hourly Periods Mins 09 11 2004 09 11 2004 10 11 2004 11 11 2004 11 11 2004 12 11 2004 13 11 2004 13 11 2004 14 11 2004 12 42 12 AM 04 42 12 PM 08 42 12 AM 12 42 12 AM 04 42 12 PM 08 42 12 AM Date Time 12 42 12 26 AM 04 42 12 PM 08 42 12 AM MS EXCEL AUTOSTAT Data Analyser xj tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com Double Glazed Panel Advanced design Build to order And more RHL s unique acrylic Double Glazed Window Panel provides an elegant and secure solution for window mounted extraction fans The sealed composite acrylic cassette and extraction fan are integrated into the window frame The external panel is manufactured in a translucent finish to match the appearance of the glass IL is precision laser cut to ensure highest quality it is also UV resistant for longer life and suitable for all areas Our manufacturing process ensures the same specifications requirements as glass windows BS 6375 part one and BS 6399 part two Exposure Category B Glass acrylic hybrid model is also available for bath
28. justment throughout its lifetime The range Auto changing with temp ni 240V AC and 12 AC DC idi 27 0 gt 9 10 gt 19 20 gt 29 30 gt 39 provide output control through relay load output control 40 gt 50 position as Integral override on pull switch e Remote override on Relay 5 e light switch trigger with proportional on time hold Load Resistive max 10 Amps Voltage free output control with switch over relay Load Inductive max 3 5 Amps On board program header with Autostat IV Supply Voltages 240V 50Hz amp 12 AC SELV programming software available from website e Link settings for 12 240v ac or voltage free relay Data Storage S 5 Temperature Max Min Av V P P Autostat IV spreadsheet to generate custom graphs apour Pressure Pa items factory set per hour gt 10 days 6 hours gt year on downloaded log data e Tri coloured LED Status indicator Data Fan run time date time Number of times user turns software and Autostat operations available for system on date from download on request download time to last switch Extensive User Manual covering all Autostat IV Operating Data 12V Autostat IV mounting screws installation 2V Autostat IV with data log Autostat IV 12V instructions 2V Autostat IV with data log and pull cord Autostat IV 12VP instructions 240V Autostat IV wit
29. lely for storage or C which is a garage used solely in connection with a single dwelling Guidelines on required Ventilation Rates Part F recommends air flow rates for various types of ventilation systems as well as energy conservation and cost of supply and installation information Kitchen 30 1 5 adjacent to hob 60 1 5 elsewhere 13 I 5 Total extract rate 2 must be at least the Utility room 30 1 5 8 I 5 whole building Bath 15 8 I ventilation rate in 2s gt Table 1 16 Sanitary 6 I 5 6 I 5 N A Number of bedrooms in dwelling 2 3 4 5 Whole building ventilation rate I s 3 17 21 25 29 Notes a In addition the minimum ventilation rate should be not less than 0 21 5 per internal floor area this includes each floor e g For a two storey building add the ground and first floor areas b This is based on two occupants in the main bedroom and a single occupant in all other bedrooms This should be used as the default value If greater level of occupancy is expected then add 41 5 per occupant 34 web www rhldirect co m email sales rhlidirect com fax 44 0 118 9661655 tel 44 0 118 9665055 OOT EZ SZ 9I vt a B 67 922 SIC OEZ J Ov tc SC EE SZ E E 67 9cc SIC OEZ LH S8 8 0 H 00L 05 991 991 ZT NIML 8 SL 598 t 0 001 0 991 99T 8 S6c 06 08 Tv 9E 190 190 340 SET OGZ O
30. les rhldirect com web www rhldirect com WOLF amp WOLF KTWIN Kitchen Humidity Control Fans Green kitchen fan Available in white only The low watt WOLF fan system is a powerful fully automatic kitchen fan The fan is dual speed and utilises an energy efficient 5 WATT maglev motor What s even better is the fully automatic operation for effective humidity control no user or installation set up is required WOLF K s onboard microprocessor has five band humidity control thresholds at different temperatures allowing it to efficiently control humidity levels 24 7 The WOLF K has a built in LED indicator to show what mode the fan is in At high speed the fan generates only 30dB of noise and only 8dB at low speed and produces up to 220m h of air flow mcorporates 5 ATTS motor WOLF amp WOLF TWIN m Pressure vs Flow Rate WOLF Low Speed WOLF K High Speed WOLF K TWIN Low Speed 100 Mounting Holes 194mm 2146 9 WOLF K TWIN High Speed 2 2 60 i 6 CE 20 WOLF K 115 225m h 50Pa 30DB 3 0 50 100 150 200 250 WOLF TWIN 115 225m h 100 I8DB Flow Rate m3 h Fan kit for wall installation WOLF K WALL Wall sleeve amp external grille Fan kit for single glazed window installation WOLF K P WINDOW Window fixing kit with external grille n ii WOLF DG Designer bas
31. ogs The Autostat IV Spreadsheet imports an Autostat csv file and formats the logs into a human readable form the three types of logs kept log every hour log ever six hours and power logs are available for viewing from the main menu both the hourly and six hourly logs can have trigger conditions set in the Setup menu that will highlight XI To start generating your graph please select the aset would to be generated A 7 Se Hour Autostat Log Data VT MT e 2417 T etit auto 57 4 qm qt 44 Temperature Relative Humidity 96 RH email sales rhlidirect com Autostat Graph Wizard E Please select the type af information you would the to plot web www rhldirect co m cells the logs that break those conditions this allows for swift identification of areas that may need attention Graphs Graphs are produced using the Autostat IV graph wizard available from the main menu This allows the creation of graphs on either the hourly or six logs plotting key data like humidity temperature and vapour pressure with a fan run hourly time indicator so the response of the fan to given conditions can easily be seen Examples of the Autostat IV graph wizard are shown in the lower section of the previous page Although using the Autostat IV graph wizard is recommended custom graphs are allowed using the standard Excel wizard XI Autostat Graph W
32. or manufacturing and use and the ease of recycling Our AUTOSTAT smart humidity controllers with advanced software save energy with predictive control only operating the ventilation system when required making all our products even more environmentally friendly RHL continually refines its product design to maximize efficiency while minimizing waste Responsible Manufacturing RHL helps to safeguard the environment by restricting the use of environmentally harmful compounds in our materials and manufacturing processes Energy efficiency An electric device s greatest environmental impact is often its energy consumption over time That is why RHL has made great strides in recent years to optimize the energy efficiency of our products in recent years RHL have introduced a wide range of eco friendly products that allow consumers to minimise the power consumption including Heat Recovery Ventilator ODYC HRV low energy consuming WOLF bathroom and kitchen fans Eco Friendly Products RHL offer a comprehensive range of AUTOSTAT humidity controller equipped extractor fans that are eco friendly and contribute to sustainable living The patented AUTOSTAT humidity controllers save electricity by constantly monitoring bathroom and kitchen environments and controlling the extractor fan action accordingly the fans only operate when strictly necessary significantly contributing to energy conservation Recycling of Products RHL s approach to produ
33. re always kept separate preventing the incoming fresh air from being contaminated by the outgoing stale air POLAR also helps maintain a comfortable humidity level in the home in the heating season POLAR Airflow Principle POLAR HRV Pressure vs Flow Rate 350 0100 211 49 47 POLAR 30m h 50 30dB 100 Flow Rate m h HRV fan POLAR HRV POLAR fan with Heat Recovery Ventilation tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com SFI2 Bathroom Humidity Control Fan The new bathroom fan standard SFI2 is a 12 high performance bathroom fan featuring Maglev technology and is available in a kit form for either wall window or double glazing installation IO0mm 4 inch back spigot This attractively styled fan is designed for the demanding humidity control requirements of bathroom environments Humidity control is achieved by the inclusion of a remote microprocessor driven Autostat unit combining our years of ventilation control experience with modern electronics allowing user friendly automatic humidity control SFI2 fan uses only 4 WATTS of electricity SF12 Pressure vs Flow Rate 80 60 g T rj 40 amp 20 0 12 85m h 40Pa 30dB 20 40 60 80 100 Flow Rate m h SFI2 fan SFI2 FAN SFI2 fan only SFI2 wall kit SFI2 KIT SFI2 fan Autostat IV 12V tr
34. readsheet Analyser package for analysis Flexibility Although the AUTOSTAT comes pre programmed from the factory and should require no user adjustments to its internal setting throughout its lifetime the AUTOSTAT software allows these settings to be changed This gives the AUTOSTAT the power of flexibility it can be customised to suit many environmental requirements Diagnostics The AUTOSTAT software also features a testing dialog that allows a live output of the AUTOSTAT s sensor readings and current condition for testing purposes This allows you to test AUTOSTAT LED status indicator e Temperature Sensor e Humidity Sensor Opto lsolator Override Switch e EEPROM Electronically Erasable Programmable Read Only Memory An example of the testing dialog in the software is shown below Setup Autostat Calibration Timing Thresholds Misc Operation Range thresholds Threshold 0 3 C 5 Pascals Threshold 10 19 C 157 Threshold 20 29 300 Pascals Threshold 30 39 545 Pascals Threshold 40 950 Pascals Automatically calculate thresholds Show m Range blending 1 80 1 00 Enable range blending Blend 2 00 System Requirements Setup Autostat E Calibration Timing Thresholds Misc Operation Runfanat startup For 300 seconds Automatic running Initial run time 5 Minutes Base run time
35. room and WC areas All RHL Double Glazed Panels come with 10 year warranty Panel for 100mm fans DDG 100 DUBLE Panel for 150mm fans DDG 150 DUBLE Panel baffle for units above 5th floor DDG BAFFLE 27 tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com STARLIGHT Vandal Resistant Lantern One of our brightest products A vandal resistant lantern of classic style for use in residential areas car parks and general amenity applications Recommended mounting heights 3m to 5m The STARLIGHT induction lamp provides comfortable white light colours 83 or 84 with good symmetrical distribution With 60 000 hour lamp life tough stainless steel and UV resistant acrylic construction STARLIGHT lantern is as maintenance free as it gets What is induction lighting Induction lighting is a combination of electromagnetic induction and gas discharge lighting An electric current passing through a coil generates an electromagnetic field including an electric current in the gas filling of a low pressure gas discharge lamp A ferrite core intensifies this induction This induced current causes rise to ultra violet radiation which in turn is converted into visible light by fluorescent powders inside the lamp bulb induction lighting system comprises an electronic circuit high frequency generator the power coupler antenna and the low pressure gas discharge lamp without the
36. room light is switched on There are no user adjustments required A single gang remote proportional timer transformer is included MOLE uses only 8 WATTS of electricity 186 mm 56mm feet e gt oem _ MOLE mu Pressure vs Flow Rate 4 E 5 _9 NR E 97 mm 0 10 20 30 40 50 60 70 80 MOLE Bathroom Fan 70m h 430PA 30dB Flow Rate m h MOLE bathroom fan wall MOLE Fan with customised rectangular adaptor MOLE bathroom fan ceiling MOLE C Fan with customised rectangular adaptor tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com WOLF amp WOLF B TWIN Auto Low Watt Bathroom Fan Quieter Greener ideal bathroom extractor fan The ultra energy efficient WOLF bathroom fan is designed for the demanding moisture extraction requirements of the bathroom detecting the excessive moisture produced from bathing and then automatically extracting it away providing a drier and healthier home The powerful WOLF B TWIN bathroom fan features two efficient and powerful 12 DC maglev motors for the most demanding bathroom environments The operation of WOLF B and B TWIN are fully automatic the built in AUTOSTAT humidity controller monitors bathroom humidity levels around the clock There are no user
37. s on fans that contain humidity controllers 33 Fans situated on external walls or windows are usually on the cooler surface within the room thereby attracting water vapour as the air is Consequently a higher than ambient humidity reading occurs cooler Humidity stays higher for excess periods causing energy loss and a nuisance to tenant External air causes interference with reading Integral nature of sensor remote from moisture source moisture migrates to cooler areas of dwelling before detection occurs often when detected the operation of a fan is too late to control moisture already migrated to cooler areas such as bedrooms The above represent some of the reasons for not using a sensor at the same location as the fan Furthermore humidity controller increase the nuisance factor to the householder Suspects the automatic integral who often correctly operation of the fan does not follow logically to This has given occupants finding ways to switch the fans off usually never to be turned back on again making the installation of the fan system pointless and a waist of municipal resources Some fan manufacturers have moisture production rise to introduced monitoring systems to overcome the tenants turning the fans off and offering a legal remedy or get out to condensation mould growth cases A correctly specified system does not need a monitoring system as the fan will operate at sensible
38. tains pulling the bed wardrobe away from the wall and rearranging the room to stop insulating the cold external wall surface Secondly you need to regularly clear any signs of mould Polycell 3 in Mould Killer please remember to use gloves will kill mould spores You need to throw out any material items that smell of mould and will not wash out Thirdly you need to establish where and why certain areas in your house are affected by condensation and mould Please think about the following moisture sources metabolic evaporation cooking washing clothes drying clothes indoors dishwashing washing bathing etc All of these generate moisture in to the air Fourthly what is happening to the moisture created in your kitchen and bathroom Do you have automatic ventilators fans Are they effective Do they have humidity controllers Ideally you should also have a passive air vent at high level in your bedroom HUMIDITY AND CONDENSATION Humidity is a term used to describe moisture carried in air Relative humidity RH is measurement of the amount of moisture carried that the air can hold at a specific temperature If the air in a room holds 50 percent of the moisture it is capable of holding at that temperature its RH would be at 50 percent Absolute humidity permeates uniform throughout a room while RH varies from room to room One hundred percent RH means that the air is completely saturated and can hold no more moisture Warm air holds mor
39. times line with providing a worthwhile capital expenditure in user expectation Humidity Control with absolute Humidity water in air as a basis temperature independent with automatic allowance for ambient humidity over time should be the basis of intelligent humidity controllers the RHL Autostat being a principle example tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com Ventilation and Building Regulations Building Regulations Part F The Means of Ventilation The purpose of the regulation is to ensure adequate means of ventilation is provided for people in the building According to the document ventilation is the removal of stale air from a building and replacement with fresh outside air This particular document gives a general overview of the current regulations with an outline for ways in which these regulations can be met Primary objective of induced ventilation is to condition air at a comfortable and safe level while protecting the fabric of the building Building regulations for ventilation systems primarily provide for controlled humidity condition of air during the heating season Requirement There shall be adequate means of ventilation provided for people in the building Limits on Application Requirement Fl does not apply to a building or space within a building A into which people do not normally go or B which is used so
40. tion heritage areas where no external appearance of fan or grill is permitted All DOUBLE GLAZED PANELS are custom made to strict customer specifications and are backed with 10 year warranty They are available in smoked acrylic Cotswold frosted acrylic and glass hybrid configurations Our standard advanced design allows for panel dimensions up to 1 2m length and width Larger panels can be custom designed manufactured and tested subject to specific requirements BAFFLES HIGH RISE BAFFLES Precision cut to exact customer specifications High Rise Baffle is specifically designed for ventilation applications above fifth floor to significantly reduce draughts from both horizontal and vertical high level winds For further details including pricing please contact our sales office on 0118 9661655 29 tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com RHL High Level Baffle Thr Custom designed and precision laser cut high 7 1 level baffle for high rise buildings Tough and reliable design attached directly to the wall A w Y I s very neat design allowing for a prompt 4 eu installation 30 tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhldirect com web www rhldirect com Ventilation Accessories METAL GRILLES MGCustom Aluminium Grille for both kitchen and bathroom fans is designed to fit over existing
41. ublic locations OTTER BADGER SEAL amp BEAVER Pressure vs Flow Rate 150 OTTER amp BADGER ow SEAL BEAVER BADGER 2nd room BEAVER 2nd room H Pressure 0 50 100 150 200 250 Flow Rate m h tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhldirect com web www rhldirect com OTTER BADGER BEAVER SEAL A Advanced Ventilation Control OTTER 350 49 47 2100 211 amp BADGER 350 47 SEAL with front spigot 2100 9100 211 OTTER amp BADGER 90m h 120 30dB SEAL 225m h 75Pa 30dB BEAVER 90m h 75Pa 30 8 OTTER fan 240V supply OTTER TR85 240 OTTER fan with timer overrun and IP54 connection OTTER fan 12 supply OTTER TR85 12 fan with remote transformer and timer overrun BADGER fan 240V supply BADGER 240 BADGER fan with two room timer overrun and IP54 connection BADGER fan 12 supply BADGER 12 BADGER fan with two room remote transformer and timer overrun PLEASE NOTE BADGER fan will be supplied with 2nd 68mm spigot for left or right hand back fixing for the second room vent and suffix T for side spigot version BEAVER fan BEAVER BEAVER fan with built in timer external AUTOSTAT SEAL fan SEAL SEAL fan with built in timer external AUTOSTAT tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhlidirect com web www rhldirect com ODYSSEY DRYVENTB Bathroom Humidity Control
42. use of any filaments or electrodes and therein lies in the main advantage over other systems The estimated life of Star Light lamp system is 60 000 hours over 3 years on a 12 hour cycle this is significantly longer than that of any other currently available light source Due to the electrodeless operation the technical life is determined by the electronic components of the HF generator STARLIGHT lantern STARLIGHT RHL Starlight induction lantern 28 tel 44 0 118 9665055 fax 44 0 118 9661655 email sales rhldirect com web www rhldirect com Ventilation Accessories lt p RAL MM rhant oom Mama cdi offer a wide range of laser precision cut ventilation accessories from acrylic baffles to complete double glazed panels designed developed and fully manufactured by our dedicated team of experts using state of the art laser precision tooling Our bespoke laser precision cut accessories are designed and manufactured with durability practicality and aesthetic appearance in mind They all benefit from the competence in development and many years of ventilation product experience of RHL DOUBLE GLAZED PANELS RHL DOUBLE GLAZED PANELS are the result of many years of design and development Their advanced and durable construction ensure ease of installation quiet fan operation and permanent fixed installation All these features makes them perfect solution for conserva
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