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...
.jpg "JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans")
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 Airvent ceiling fan controller1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x CBT-100N Centrifugal1 x TG-K Duct temperature sensor1 x Contactor Interface Station - CI91 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6304 x Helios HQW-200/4 - IP551 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Elta 6 Amp Electronic single phase speed controller.1 x WS - Reversing Switch from Helios Fans2 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x UB47- Universal Insulated Terminal1 x GXC6EC - High Performance Extract Fan1 x Speed Controller - REB2.5-N1 x DDMP 12-12 3F 1810W M6A4 DG01 x Helios HQW-630/4 - IP551 x Easy-fix termination kit - High Rise Ventilator - EFT4 x Transformer (silent) speed controller - RE 3.0 Amp1 x Electronic extractor fan speed controller - FSC 1.52 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x SAVE VSR 300 heat recovery unit1 x Elta - Room Sensor - Temp/Humid/C021 x TUNE-R-200-3-M4 - Control Damper1 x TG-K3/NTC10-01 - Duct temperature sensor1 x Elta Variable Speed Drive IP66 - 1.5KW1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x VEKA INT 2000/15.0-L1 EKO1 x EBM-Papst D3G133-BF05-14 Double inlet1 x DA9/9-NT1 x AIRVENT speed control - AIR4019611 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Silentub - STUB 1001 x SG-200 Fan Guard for the HQW 2003 x Remote Timer Control - 13511 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR1 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x Mini Diffuser - 100mm1 x REE-1 Electronic Speed Controller1 x Speed Controller - REB1-N1 x TD160-NT Mixvent - 100mm - TD160 Timer1 x Multiflow SMB550/4-1AC1 x Speed Controller - REB162 x MTP 10, 10K, Speed control1 x DDMP 10-08 3F 2210W M6A4 DG01 x Speed Controller - REB51 x Vent Axia Silent 100T (TIMER)1 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x DDMP 07/07 Mounting Flange1 x TG-R room temperature sensor1 x ELTA - Three Phase Transformer 3amps1 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x IR24-P - Presence detector1 x TUNE-R-200-3-M1 - Control Damper1 x Transformer Speed Control - RTRE- 12.0Amp1 x Singleflow SSDL315-1EC1 x Elta Variable Speed Drive IP66 - 0.75KW1 x Two Speed Switch - REGUL-21 x Comefri - TLZ 560 R - High Performance Scroll Fan1 x CBM Low Pressure Centrifugal Fan - CBM 10/8 4 Pole 373watt CVR1 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x CBA-100 Inlet Flange for CBT-1001 x Elta Wall Cowl SWC56/631 x CPTA-E Flush mounted PIR sensor with timer1 x DS-2 2-Speed Switch (3 Phase)1 x Helios TSW 1.5 Amp Transformer speed controller1 x Skyflow SSR Horizontal Roof Cowl SSR80B1 x ACO8AC/EC AutoChangeover panel1 x Elta Variable Speed Drive IP66 - 5.5KW1 x RDH FLEX-SQUARE - ADH/RDH 04501 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x Comefri - TLZ 450 R - High Performance Scroll Fan1 x Potentiometer EGH 01 - for DDMP Fans1 x CBP-18/18-RC Belt Driven Centrifugal Fans
Best sellers
Reviews
Vectaire Elegance Low Energy DMEV Fan Range
£ 131.69
I've had 2 of these fans for 4 years now, and they are great...