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 Speed Control - RTRE- 12.0Amp2 x Helios TSW 1.5 Amp Transformer speed controller1 x Run On Timer - 5s - 4hrs - RT5A2 x Remote Timer Control - 13511 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH1 x Duct Termination with Mesh - 150mm1 x Egg Crate Grille with Dust panel filter 1 inch- 300x3002 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Push Timer Switch - ZA41 x Helios ZNE Electronic Fan Overrun Timer1 x ELTA 49S-A1729 over run timer1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Time Delay Unit - DT20B1 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x ACO8AC/EC AutoChangeover panel1 x Elta ACO Panel 149-ACO14E1 x EC-Vent control board1 x EM10-24v Control Panel for FSD-C dampers1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Helios TSW 7.5 Amp Transformer speed controller1 x Transformer 5 Speed Controller - ATC1-4TK1 x Vent Axia ACM 100 inline mixed flow duct fan1 x Transformer speed controller - ATC1 - 1.5 Amps1 x Isolator Switch - ISOSW1 x TG-K Duct temperature sensor1 x BEAS-control module1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x Elta 6 Amp Electronic single phase speed controller with TK1 x Vent Axia T-Series Controller1 x Transformer (silent) speed controller - RE 3.0 Amp1 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Helios HQW-400/4 - IP551 x Easy-fix termination kit - High Rise Ventilator - EFT1 x EM30-24 Control Panel Commissioning Service1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Speed Controller - REB11 x QPTW 250C Acoustic Twin Fan with Controller1 x Elta Wall Cowl SWC56/631 x GRA-100 External Grill by S&P1 x Elta Louvre Shutter - 400mm1 x Elta Wall Cowl SWC35/401 x Elta Wall Cowl SWC45/501 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x Speed Controller - REB61 x MTP 10, 10K, Speed control1 x Transformer Speed Control - RTRE- 1.5Amp1 x CBT-100N Centrifugal
Best sellers
CMT-2 120/50 - 0,09Kw - LG270 Single inlet centrifugal fan direct driven
£ 494.68 now £ 424.00
Reviews
Duct Mounted Inline Filter - EU4
£ 44.99
Well made and robust, but it was not use for my application ...