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 CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven1 x Electronic extractor fan speed controller - FSC 1.51 x Commercial Single or 3 phase Fan Reversing Switch - RS12 x RDH FLEX-SQUARE - ADH/RDH 04501 x TUNE-R-200-3-M1 - Control Damper1 x EBM-Papst D4E225-BC01-17 Double inlet2 x LFBR 160 G4 - Helios Inline Filter Box - 160mm1 x CBA-100 Inlet Flange for CBT-1001 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR1 x SG-200 Fan Guard for the HQW 2001 x Speed Controller - REB1-N1 x Transformer Speed Control - RTRE- 1.5Amp1 x TD Mixvent 800/200 EEXEIIT33 x ELM 18 EX Flexible Cuff for ERM 182 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x Airvent ceiling fan controller1 x 7 Day Programmable TIMECLOCK1 x MTP 10, 10K, Speed control1 x Skyflow SSR Horizontal Roof Cowl SSR80B1 x DEF-140T Inlet Guard for the CBT-100N1 x Elta 6 Amp Electronic single phase speed controller.1 x Silent 100 Window Kit - windowS1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Compact SCD450/4-1AC1 x ACO8AC/EC AutoChangeover panel1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Speed Controller - REB61 x Helios HQW-250/4 - IP551 x FRQ5-10A Inverter Speed controller1 x UB47- Universal Insulated Terminal1 x TUNE-R-200-3-M4 - Control Damper1 x DEF-CBM-RE-7 - Protection Guard1 x CBS-100 Outlet Flange for CBT-1001 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x CBT-130N Centrifugal ATEX II 2G Exd IIB T41 x Backdraught Shutters 039-SFSV-63/711 x GXC6EC - High Performance Extract Fan1 x HXP450/6-1 - 6 Pole - Single Phase1 x Elta Variable Speed Drive IP66 - 5.5KW1 x ADH E0-450 Flange - 0450 ADHE/RDHE1 x CBA-130 Inlet Flange for CBT-1301 x 204x60mm Insulated Rectangular Vertical 45° Bend1 x CBT-100N Centrifugal1 x Vent Axia SC5001 - Speed controller
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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...