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 Clearflow CFHT Kitchen/High Temp Roof Fan - CFHT350/4-3AC1 x Elta Wall Cowl SWC25/311 x Purlin Box 200/250 for RAW Cowls1 x HQS Bathroom Axial Flow Fan - 125mm1 x AL 315 Mounting Feet (Pair)1 x DA 15/15 Feet1 x CRBB/3-160/052M EC 1H0 MP - External Rotor Motor Radial Fans1 x DV-ROF-V-315 Roof mounted unit1 x GB-WK 250 Wall Bracket For Giga Box Fans - 250mm - 355mm1 x Capacitor 6uf for use with the EBM D4E range1 x AW Sileo EC Plate Axial Fan - Three Phase - 1000mm1 x Spiral Ducting 1 meter - 200mm1 x DA7/7 Feet1 x Belt Drive Cased Axial Fan - 630mm - H version1 x DA9/7 Feet1 x CAB-150 ECOWATT Energy Efficient Acoustic Box Fan1 x AL 1000 D4 mounting Feet (Pair)1 x Soler & Palau - HCBB/4-400/H -IP65 - BFLOW1 x EnergiSava 210 Low Energy Heat Recovery Unit1 x Helios HQW-400/4 - IP551 x Helios TSD 3.0 Transformer Speed Control (400v)1 x *NEW* TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x PCA Diffuser - PCA-2501 x Round ceiling diffuser 200mm1 x Circular Ceiling Diffuser - TST 1251 x Circular Ceiling Diffuser - TST 1601 x Round ceiling diffuser 350mm1 x PCA Diffuser - PCA-3151 x Circular Ceiling Diffuser - TST 2001 x NKS-D swirl diffuser v-300 x 300mm1 x Round ceiling diffuser 400mm1 x Etaline Max-Fan - 315mm - E2 011 x Belt Drive Cased Axial Fan - 710mm - L version1 x EKHR 280-2SW BCMI1 x Activated Carbon Discarb Cell - 293H x 293W x 598Dmm1 x Etaline 250mm1 x Etamaster EM 250 EC 01 inline mix-vent fan1 x Etamaster EM 250 EC 02 (high Power) inline mix-vent fan1 x menorca 900 cooker hood1 x Raptor SDA500/4-1AC1 x Access Door for Circular Duct - 300 x 200 - SIZE 351 x EBB-250 S DESIGN Centrifugal Extractor Fan1 x 220x90mm Insulated Rectangular Vertical 90° Bend1 x FAST-TRACK RANGE 90mm - Semi-Rigid Duct 50M1 x Access Door for Circular Duct - 300 x 200 - SIZE 501 x Access Door for Circular Duct - 400 x 300 - SIZE 401 x Decor 200-C Bathroom Fan1 x Blast Gate (Manual) 100mm1 x Woods 31JMV14/2/6/33 - Long Cased Axial Fan 315mm1 x Access Door for Circular Duct - 250 x 150 - SIZE 151 x Access Door 200mm x 200mm1 x Helios VARW 500/4 - TK1 x Decor 300-C Bathroom Fan1 x HRT/4-350-BPN E211 x 150mm Round 45 Degree Bend1 x HCFB/4-355mm plastic impeller plate fan1 x BDS 200/250 RA b/d shutter
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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...