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 Amp2 x Airvent ceiling fan controller1 x TD Mixvent 800/200 EEXEIIT31 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6302 x WS - Reversing Switch from Helios Fans1 x MTS10- extractor fan 3 step switch1 x CBA-60 Inlet Flange for CBT-601 x MWS 1.5 – Transformer Controller With Motor Protection1 x Helios HQW-250/4 - IP551 x EM30-24 Control Panel Commissioning Service1 x Helios HQW-630/4 - IP551 x QPTW 250C Acoustic Twin Fan with Controller2 x EBM-Papst D4E225-BC01-17 Double inlet2 x Vent Axia T-Series Controller1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5002 x Helios HQW-200/4 - IP553 x Transformer (silent) speed controller - RE 3.0 Amp1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x TG-K3/NTC10-01 - Duct temperature sensor1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x Speed Controller - REB81 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x TG-K Duct temperature sensor1 x Elta 6 Amp Electronic single phase speed controller.1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x VTR 300 STD Filter Kit1 x Remote Timer Control - 13511 x ENV 100 12v transformer SELV1 x Speed Controller - REB51 x EC6H - Reversible Group Fan Electronic Controller5 x Electronic extractor fan speed controller - FSC 1.51 x Elta - Room Sensor - Temp/Humid/C021 x SG-200 Fan Guard for the HQW 2001 x Compact SCD450/4-1AC1 x Speed Controller - REB2.5-N1 x DEF-CBM-RE-7 - Protection Guard1 x Elta Variable Speed Drive IP66 - 1.5KW1 x REE-1 Electronic Speed Controller1 x TG-R room temperature sensor2 x MTP 10, 10K, Speed control1 x GXC6EC - High Performance Extract Fan1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x TUNE-R-200-3-M4 - Control Damper1 x Mini Diffuser - 100mm2 x Elta Variable Speed Drive IP66 - 0.75KW1 x CK-60F Kit1 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.2 x Vent Axia Silent 100T (TIMER)1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Elta 3 Amp Electronic single phase speed controller with TK1 x Comefri - TLZ 450 R - High Performance Scroll Fan1 x SPI-100 C Iris damper1 x Flat Roof Terminal -OFT 5 - Asphalt1 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x CBT-100N Centrifugal1 x DA9/9-NT1 x Isolator Switch - EFF-ISO1 x Elta Variable Speed Drive IP66 - 2.2KW1 x CBA-100 Inlet Flange for CBT-1001 x TUNE-R-200-3-M1 - Control Damper1 x Duct Termination with Mesh - 450mm1 x SAVE VSR 300 heat recovery unit1 x Helios TSW 1.5 Amp Transformer speed controller1 x RDH FLEX-SQUARE - ADH/RDH 04501 x DDMP 07/07 Mounting Flange1 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x Vent Axia SC5001 - Speed controller1 x Electrostatic Precipitator - 1H x 3W
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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...