Non Return Valves & Shutters
Non Return Shutters
Displaying 1 to 16 (of 16 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...
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 16 (of 16 products)
1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x ELTA - Three Phase Transformer 10amps1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x FU 15 16 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 5.5KW2 x Elta Variable Speed Drive IP66 - 1.5KW1 x Elta Variable Speed Drive IP66 - 4.0KW1 x Frequency converter RUCK - FU 075 201 x Duct Termination with Mesh - 450mm1 x Frequency converter FU 075 14 - IP661 x Transformer Speed Control - RTRE- 7.0Amp1 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Transformer 5 Speed Controller - ATC1-4TK1 x TDP-D Pressure Sensor with Display1 x Three Phase Transformer controllers - RMT 1.5 Amp1 x RTRD - Three Phase Speed Controller - 2 Amp1 x Transformer speed controller - ATC1 - 1.5 Amps1 x RTRD - Three Phase Speed Controller - 4 Amp1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x Two Speed Switch - REGUL-21 x Speed Controller - REB51 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x Speed Controller - REB61 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Rectangular Airbrick Adaptor1 x Speed Controller - REB11 x MTS10- extractor fan 3 step switch1 x REB-CVF 0-10v Controller1 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x MTP 10, 10K, Speed control1 x Elta Variable Speed Drive IP66 - 2.2KW1 x Round ceiling diffuser 400mm1 x Silentub - STUB 1001 x Elta - Room Sensor - Temp/Humid/C021 x Compact SCD500/4-3AC1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x300
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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...