Non Return Valves & Shutters
Non Return Shutters
Displaying 1 to 17 (of 17 products)
Backdraft Dampers - BDP
£ 5.98
Ducting Backdraft Dampers
The BDP01 damper has aluminium lamellae which open during the air flow in one direction and close when air is draught back. When no air is flowing, the lamellae are maint...
Backdraught Shutters 039-SFSV-63/71
£ 192.96
Backdraught Shutters 039-SFSV-63/71 Back draft shutter for SSRL 710...
Flanged Damper 019-0250-STD
£ 424.76
Flanged Damper 019-0250-STD
Prevents reverse flow of air when fan is not operating
Fixed directly to fan case flange
Hot dip galvanised steel
Galvanised steel butterfly type blades
Suitable for...
Flanged Damper 019-0500-STD
£ 583.15
Flanged Damper 019-0500-STD
Prevents reverse flow of air when fan is not operating
Fixed directly to fan case flange
Hot dip galvanised steel
Galvanised steel butterfly type blades
Suitable for...
Flanged Damper 019-0560-STD
£ 602.00
Flanged Damper 019-0560-STD
Prevents reverse flow of air when fan is not operating
Fixed directly to fan case flange
Hot dip galvanised steel
Galvanised steel butterfly type blades
Suitable for...
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 186.32
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Mounted Units...
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JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 456.75
JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans...
RSK355 - Back Draught Shutter
£ 82.95
Back Draught Shutter
for duct
installation
Galvanized sheet steel housing
Aluminium flaps ...
VKS 355-500 Automatic shutter
£ 89.25
VKS Dampers
Automatic shutter
Automatic operation
Robust construction
Seawater resistant
Robust
The VKS is fitted with shutter blades that are manufactured from
seawater-resistant aluminium...
Displaying 1 to 17 (of 17 products)
1 x CBM 9-9 550w 4P VR (Open Motor)1 x 220x90mm Insulated Rectangular Horizontal 90° Bend1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x PIR Sensor - PIR41 x 220x90mm Insulated Rectangular Horizontal 45° Bend1 x 220x90mm Insulated Rectangular Vertical 45° Bend2 x Elta - Room Sensor - Temp/Humid/C021 x 220x90mm Insulated Rectangular Vertical 90° Bend1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR2 x Mini Diffuser - 100mm1 x Elta Variable Speed Drive IP66 - 1.5KW2 x TG-K Duct temperature sensor1 x CBA-60 Inlet Flange for CBT-602 x Speed Controller - REB11 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7102 x Transformer Speed Control - RTRE- 1.5Amp1 x 204x60mm Insulated Rectangular Vertical 45° Bend1 x EBM-Papst D4E225-BC01-17 Double inlet2 x VTR 300 STD Filter Kit1 x DDMP 10-08 3F 2210W M6A4 DG01 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x Egg Crate Grille with Dust panel filter 1 inch- 595x5952 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x 204x60mm Insulated Rectangular Vertical 90° Bend2 x ENV 100 12v transformer SELV3 x CBT-100N Centrifugal2 x AIRVENT speed control - AIR4019611 x Single Deflection Grille 400mm with OBD damper3 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR2 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x Helios RR-250-C Centrifugal inline fan2 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x AXC TP - 100mm Plastic Centrifugal Inline Fan1 x GXC6EC - High Performance Extract Fan2 x SAVE VSR 300 heat recovery unit1 x CO2 Room Sensor - CO2-R1 x WSD 100 (1060x1060x70)1 x Duct Termination with Mesh - 355mm3 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR2 x Duct Termination with Mesh - 100mm2 x Contactor Interface Station - CI92 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR2 x SPI-100 C Iris damper1 x 100mm Round Connector with Damper1 x Flat Roof Terminal -OFT 5 - Asphalt1 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH1 x Silentub - STUB 1001 x Comefri - TLZ 450 R - High Performance Scroll Fan1 x ACO8AC/EC AutoChangeover panel1 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x Round ceiling diffuser 250mm1 x TD Mixvent 1200/315 EEXEIIT31 x Vertical Cowl and Fan (Single Phase) - RAV400-4-11 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Speed controller with Reverse - REB-1R
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Vectaire Elegance Low Energy DMEV Fan Range
£ 131.69
I've had 2 of these fans for 4 years now, and they are great...