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 CBM 7/7 4p 300W RE-VR1 x Elta 10 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 8amps1 x ELTA - Single Phase Transformer 12amps1 x ELTA - Single Phase Transformer 4amps1 x EFSC-6N- Single Phase Speed Control2 x Remote Timer Control - 13511 x Run On Timer - 5s - 4hrs - RT5A3 x Push Timer Switch - ZA41 x Helios ZNE Electronic Fan Overrun Timer3 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Time Delay Unit - DT20B1 x 7 Day Programmable TIMECLOCK1 x Elta 6 Amp Electronic single phase speed controller.1 x Elta Variable Speed Drive IP66 - 1.5KW (1ph to 3ph)1 x ELTA - Single Phase Transformer 10amps1 x Remote controller FLEX - for VEKO INT2 x BEAS-control module1 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x Vent Axia T-Series Controller2 x WS - Reversing Switch from Helios Fans2 x Transformer (silent) speed controller - RE 3.0 Amp1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans3 x Vent Axia ACM 125 inline mixed flow duct fan1 x CS2 Current Switch1 x EC6H - Reversible Group Fan Electronic Controller2 x REE-1 Electronic Speed Controller2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)3 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Helios TSW 7.5 Amp Transformer speed controller2 x Isolator Switch - ISOSW3 x Elta 6 Amp Electronic single phase speed controller with TK2 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE2 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x CBS-60 Outlet Flange for CSB/CBT-601 x Electronic extractor fan speed controller - FSC 1.51 x Elta Variable Speed Drive IP66 - 0.75KW1 x AIRVENT speed control - AIR4019611 x Vent Axia ACM 100 inline mixed flow duct fan3 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan2 x Temperature Fan Speed Controller - ATCP4-WMS2 x Vent Axia ACM 200 inline mixed flow duct fan2 x Systemair Save Connect 2.0 Internet Module
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Reviews
EM 250-E2M 01- Etamaster-250
£ 128.80
Really well made but comes with no speed controler? ?and can...