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)
2 x MTP 10, 10K, Speed control1 x Elta 6 Amp Electronic single phase speed controller with TK1 x Speed Controller - REB1-N1 x Helios HQW-315/4 - IP551 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x Transformer (silent) speed controller - RE 1.5 Amp2 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x Silent 100 Window Kit - windowS2 x Vent Axia Silent 100T (TIMER)1 x TD Mixvent 800/200 EEXEIIT31 x CBA-60 Inlet Flange for CBT-604 x PIR Sensor - PIR22 x MWS 1.5 – Transformer Controller With Motor Protection1 x REB-CVF 0-10v Controller1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x QPTW 250C Acoustic Twin Fan with Controller1 x CBM 9-9 550w 4P VR (Open Motor)1 x Helios HQW-630/4 - IP551 x UB47- Universal Insulated Terminal1 x Transformer Speed Control - RTRE- 1.5Amp1 x TG-K3/NTC10-01 - Duct temperature sensor2 x PIR Sensor - PIR42 x WS - Reversing Switch from Helios Fans1 x Vent Axia T-Series Controller1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x Speed Controller - REB12 x Helios HQW-200/4 - IP551 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x Skyflow SSR Horizontal Roof Cowl SSR80B1 x TG-K Duct temperature sensor1 x Multiflow SMB550/4-1AC1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x Transformer (silent) speed controller - RE 3.0 Amp1 x Elta 6 Amp Electronic single phase speed controller.1 x Elta 10 Amp Electronic single phase speed controller.1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x DDMP 12-12 3F 1810W M6A4 DG01 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Compact SCD450/4-1AC1 x Duct Termination with Mesh - 355mm1 x Speed Controller - REB51 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan2 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Systemair Save Connect 2.0 Internet Module1 x REE-2 Electronic Speed Controller1 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Elta Variable Speed Drive IP66 - 1.5KW1 x ENV 100 12v transformer SELV2 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x EC6H - Reversible Group Fan Electronic Controller1 x TUNE-R-200-3-M4 - Control Damper1 x GXC6EC - High Performance Extract Fan1 x Elta Variable Speed Drive IP66 - 0.75KW1 x Mini Diffuser - 100mm1 x Speed Controller - REB2.5-N1 x Elta - Room Sensor - Temp/Humid/C021 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x Transformer Speed Control - RTRE- 7.0Amp1 x TG-R room temperature sensor1 x CK-60F Kit1 x Helios TSW 1.5 Amp Transformer speed controller1 x REE-1 Electronic Speed Controller1 x SG-200 Fan Guard for the HQW 2001 x Electronic extractor fan speed controller - FSC 1.51 x Vertical Cowl and Fan (Single Phase) - RAV400-4-11 x Binks Bullows - Spray Booth Filter
Best sellers
Reviews
Duct Mounted Inline Filter - EU4
£ 44.99
Well made and robust, but it was not use for my application ...