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...
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...
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 177.45
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Mounted Units...
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...
Displaying 1 to 13 (of 13 products)
1 x Spiral Ducting 1 meter - 710mm1 x Round ceiling diffuser 300mm1 x Duct Termination with Mesh - 200mm1 x Curved Blade Grille 600x600 (2way blow)1 x 125mm - 100mm Round Reducer1 x CBT-100 N (230/400V50HZ) LG270-EXDIIBT41 x CBT-80N Centrifugal ATEX II 2G Exe II T31 x CVAT/4-4000/400 ND 0.37Kw (230/400V50HZ) EXDIIBHT4 - ATEX RATED CABINET FAN1 x Galvanised Banding1 x Spigot plate - 900mm1 x RS-160L1 x Spiral Rapid Lock Clamp - 125mm1 x Economy Airvent 150mm Fan1 x Ducting 90 Degree Bend - 250mm1 x Ducting 15 Degree Bend - 125mm1 x Ducting 45 Degree Bend - 250mm1 x Anti Vibration Duct Suspension Rings - 125mm1 x Ducting 30 Degree Bend - 400mm1 x BDS 630/710 RA b/d shutter2 x Spigot plate - 80mm1 x Etamaster EM 250 EC 01 inline mix-vent fan1 x JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Fans1 x SLC040J2-A6/21 - High Performance Long Cased Axial Fan1 x Inclined Kurb support for CTVB/T Fans - BI-51 x Ducting 45 Degree Bend - 80mm1 x Female Ducting Connector - 400mm1 x CBT-100N Centrifugal ATEX II 2G Exe II T31 x Purlin Box 1000 for RAW Cowls1 x HQS Bathroom Axial Flow Fan - 125mm1 x HR-500 DP Heat Exchange Unit1 x Spiral Duct Grille Termination - 450mm1 x Metal Inline Fan - VENT-250NK1 x BDS 200/250 RA b/d shutter1 x Duct Suspension Rings - 450mm1 x Spigot plate - 450mm1 x JCC-560 - ADAPTER FOR CIRCULAR DUCT - for CTHB/T Roof Fans,1 x Jetflow-HIT Metal inline - 160mm1 x Soler & Palau TCBB/6-400/H - IP441 x F7/G4 filter kit for IDEO HR unit1 x Curved boot - 250mm1 x BDS 500/560 RA b/d shutter1 x EKHR 280-2SW BCMI1 x Spiral Ducting 1 meter - 80mm
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Airvent Ceiling Sweep Fan - 36 inch - 444122
£ 59.84
Fitted 2 Of These Excellent Fans in a Community Club to shif...