Non Return Valves & Shutters
Non Return Shutters
Displaying 1 to 13 (of 13 products)
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 177.45
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Mounted Units...
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...
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...
Backdraught Shutters 039-SFSV-63/71
£ 180.34
Backdraught Shutters 039-SFSV-63/71 Back draft shutter for SSRL 710...
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...
Displaying 1 to 13 (of 13 products)
1 x Spiral Ducting 3 Meters - 500mm1 x MELL-USD 6000 Rectangular to Circular Adaptor 450 Dia1 x Elta Quietflow Twin SQT250-1ECL1 x Flexible PVC Ducting - 220x901 x KV DUO 400 EC1 x PIR Sensor - PIR21 x Helios AV150 External Wall Fan1 x Inline Axial Fan - VOK-C 3151 x Flexible PVC Ducting - 15 Mtr1 x Duct Termination with Mesh - 250mm1 x Ancillary Sealing Band - 250mm1 x Ducting 15 Degree Bend - 500mm1 x Metal Inline Fan - VENT-315NK1 x Duct Split Rings (Pair) -500mm1 x Flexible PVC Ducting - 110x541 x Duct Quick Suspension Rings with Clasp - 250mm1 x Spiral Ducting 1 meter - 500mm1 x Etaline 250mm1 x Casals Circular Outlet Connection Flange - 5102018031 x PBB/4-400 Portable Cooling Fan1 x Spiral Ducting 1 meter - 400mm1 x Belt Drive Cased Axial Fan - 450mm - H version1 x CCpro 40 (1CC9402) Long Casing Extension1 x 316 Grade Stainless Steel Flat Bar Flange - 400mm1 x 150mm Round Wall Plate1 x HRT/6-800/28-BZN-68C1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX400/2-3 Three Phase1 x HVWC800 WALL COWL - for use with the HV-800 belt driven fans1 x ASF 355-500 inlet flange DVS1 x Acopel F400-120/1601 x AMD 400/2/2 High Pressure Long Cased Axial Fan1 x BDS 800 RA b/d shutter1 x Duct Mounted Filter Box - MINICELL F7 Grade Panel Filter 315mm Spigot1 x Compact SCD450/4-1AC1 x Male Ducting Connector - 400mm1 x 125mm Round Wall Plate1 x DDMP 07/07 Mounting Flange1 x Elta - SMT 125 Mixvent Inline Fan - Clearance Stock Line1 x 204 x 60mm Duct to Fitting Connector for use with Insulated Thermal Ducting1 x GB-WSD 355 Weather Protection hood for the Giga-Box Fans - 355mm1 x AEL - Outlet Flexible Connection for TLZ450 R1 x Duct Mounted Filter Box - G4 Grade Panel - 250mm1 x DV-ROF-V-315 Roof mounted unit
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Reviews
Transformer (silent) speed controller - RE 1.5 Amp
£ 125.99
Unbelievable! With TDmixvent500: noise reduction minimum 50%...