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 220x90mm 45 Degree Horizontal Bend1 x Venturia Whole House Ventilation1 x SEL355/2-1AC1 x SEL355/4-1AC1 x Classic SAX30/12A Window/Wall Mounted1 x Gorilla HVLSX701 x Onda Cristal 900 Kitchen Extractor Hood1 x HA-900 N Cooker Hood1 x HA-600 SLIM Cooker Hood - Stainless Steel1 x Circular Inline Silencers - 600mm - 600mm1 x Electronic extractor fan speed controller - FSC 1.51 x Soler & Palau TCBB/6-710/L - IP651 x JCC-560 - ADAPTER FOR CIRCULAR DUCT - for CTHB/T Roof Fans,1 x FSAF1250C1DA Silencer 1320/201 x Elta Unpodded Silencer 1D-800mm1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Soler & Palau TCBT/6-710/L - IP651 x Elta Unpodded Silencer Melinex 2D-450mm1 x FSAF400B1DA Silencer 450/81 x Purlin Box 400/450 for RAW Cowls1 x Elta 3 Amp Electronic single phase speed controller with TK1 x Elta Wall Cowl SWC45/501 x Elta 10 Amp Electronic single phase speed controller.1 x FSAF1000B1DB Silencer 1043/241 x *VORT HRW 30 MONO Evo - Single Room Heat Recovery Unit,1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 400mm1 x HRT/4-500/25-BPN C1 x AF VVX-200 - Villavent Filter1 x *VORT HRW 40 MONO Evo HCS WIFI - Single Room Heat Recovery Unit,1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 315mm1 x HXP500/6-1 - 6 Pole - Single Phase1 x Etamaster EM 250 EC 02 (high Power) inline mix-vent fan1 x Elta Standard Ambient Flexible Connector - 315mm1 x 204x60mm x 500mm Long Hi-Flow Duct Silencer1 x Round ceiling diffuser 300mm1 x Circular Ceiling Diffuser - TST 1251 x Round ceiling diffuser 350mm1 x FAST-TRACK RANGE 75mm - Straight Connector1 x FAST-TRACK RANGE 75mm - Semi-Rigid Duct 50M1 x Blast Gate (Manual) 125mm1 x HPA Heavy Duty Flexible Ducting1 x Duct Clamps box of 50 - 60mm - 270mm1 x Duct Clamps box of 50 - 60mm - 170mm1 x Access Door for Circular Duct - 250 x 150 - SIZE 311 x Access Door for Circular Duct - 300 x 200 - SIZE 50
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