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 Transformer (silent) speed controller - RE 1.5 Amp1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x DDMP 12-12 3F 1810W M6A4 DG01 x Vent Axia T-Series Controller1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)3 x Airvent ceiling fan controller2 x Elta Variable Speed Drive IP66 - 0.75KW1 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x MEV Spider Wireless boost Switch - MEV-SWH-W2 x Transformer (silent) speed controller - RE 3.0 Amp1 x Helios HQW-200/4 - IP551 x Transformer Speed Control - RTRE- 1.5Amp1 x TG-K3/NTC10-01 - Duct temperature sensor2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Silent 100 Window Kit - windowS1 x CBA-60 Inlet Flange for CBT-601 x MTS10- extractor fan 3 step switch1 x REB-CVF 0-10v Controller1 x PIR Sensor - PIR21 x Electronic extractor fan speed controller - FSC 1.51 x Helios HQW-250/4 - IP551 x QPTW 250C Acoustic Twin Fan with Controller1 x TD Mixvent 800/200 EEXEIIT31 x Remote Timer Control - 13511 x Speed Controller - REB51 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x EC6H - Reversible Group Fan Electronic Controller2 x TG-R room temperature sensor1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x UB47- Universal Insulated Terminal1 x Compact SCD450/4-1AC1 x MTP 10, 10K, Speed control1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x PIR Sensor - PIR41 x 220x90mm Insulated Rectangular Horizontal 90° Bend1 x Transformer Speed Control - RTRE- 12.0Amp1 x TG-K Duct temperature sensor1 x Isolator Switch - EFF-ISO1 x SG-200 Fan Guard for the HQW 2001 x VTR 300 STD Filter Kit1 x 220x90mm Insulated Rectangular Horizontal 45° Bend
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CMT-2 120/50 - 0,09Kw - LG270 Single inlet centrifugal fan direct driven
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