Non Return Valves & Shutters
Non Return Shutters
Displaying 1 to 13 (of 13 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...
VKS 355-500 Automatic shutter
£ 85.00
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...
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 177.45
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Mounted Units...
Backdraught Shutters 039-SFSV-63/71
£ 180.34
Backdraught Shutters 039-SFSV-63/71 Back draft shutter for SSRL 710...
Flanged Damper 019-0250-STD
£ 396.97
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...
Displaying 1 to 13 (of 13 products)
1 x 125mm Wall Duct - 350mm1 x KV DUO 150 EC1 x Duct Fast Clamps - 150mm1 x Soler & Palau TCBB/6-355/H - IP441 x HRB/6-500-25-APN1 x Helios HQW-500/4 - IP551 x 125mm Round Condensation Trap1 x Spiral Duct Grille Termination - 150mm1 x Airvent Ceiling Sweep Fan - 56 inch - 4441241 x 2mtr Round Ducting - 125mm1 x Ducting 90 Degree Bend - 150mm1 x HA-600 SLIM Cooker Hood - Stainless Steel1 x 100mm - 125mm Round Reducer1 x BOX Hood - BOX-INOX-6001 x Ducting Y Piece - 150mm1 x Universal Pipe Fixing Clip1 x Round ceiling diffuser 250mm1 x Elta Wall Cowl SWC25/311 x Helios HQW-355/4 - IP551 x Quietflow Twin SQTDCV125-1ECL1 x HV Wall Mounted Belt Drive Fan 800mm 400V / 50Hz 0.75kW - Three Phase1 x JETLINE-100 - In Line Centrifugal Duct Fan1 x JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Fans1 x Shoed T Piece Equal -200mm1 x Elta Wall Cowl SWC35/401 x Ducting T Piece Equal - 200mm1 x Flat Roof Terminal -OFT 5 - EPDM1 x Soler & Palau TCBB/2-250/H - IP541 x BDS 350 RA b/d shutter1 x Quietflow Twin SQTDCV200-1ECL1 x Roof Axial Cowl - RAW10001 x Etaline 250mm1 x Anti Vibration Duct Suspension Rings - 355mm1 x Circular Ceiling Diffuser - TST 1251 x Elta Quietflow Twin SQT250-1ECL1 x Elta Quietflow Twin SQT315-1ECL1 x JETLINE-315 - In Line Centrifugal Duct Fan1 x Flanged Spigot - 355mm1 x MELL-USD 700 Rectangular to Circular Adaptor 150 Dia1 x Flat Roof Terminal -OFT 5 - Asphalt1 x KV 250 L Sileo1 x Circular Ceiling Diffuser - TST 1601 x Soler & Palau - HCBT/4-800/L-AX - IP551 x KV DUO 250 EC1 x Jetflow-HIT Metal inline - 100mm1 x Helios GigaBox 355mm GBW 355/4 centrifugal1 x Ducting 30 Degree Bend - 200mm1 x BDS 200/250 RA b/d shutter1 x Helios DDF-400 Roof Cowl1 x Etamaster EM 250 EC 01 inline mix-vent fan1 x Spiral Ducting 1 meter - 355mm1 x Female Ducting Connector - 800mm1 x Spiral end cap - 125mm
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Reviews
Circular Inline Silencers - 0.6M long - SLU-600
£ 50.56
I have a loft mount extractor fan which was very noisy. I ...