Non Return Valves & Shutters

Non Return Shutters

Displaying 1 to 15 (of 15 products)
Backdraft Dampers - BDP
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
Backdraught Shutters 039-SFSV-63/71
£ 180.34
Backdraught Shutters 039-SFSV-63/71 Back draft shutter for SSRL 710...
BDS 200/250 RA b/d shutter
BDS 200/250 RA b/d shutter
£ 59.07
BDS 200/250 RA b/d shutter...
BDS 300/315 RA b/d shutter
BDS 300/315 RA b/d shutter
£ 72.20
BDS 300/315 RA b/d shutter...
BDS 350 RA b/d shutter
BDS 350 RA b/d shutter
£ 90.13
BDS 350 RA b/d shutter...
BDS 400/450 RA b/d shutter
BDS 400/450 RA b/d shutter
£ 95.33
BDS 400/450 RA b/d shutter...
BDS 500/560 RA b/d shutter
BDS 500/560 RA b/d shutter
£ 114.39
BDS 500/560 RA b/d shutter...
BDS 630/710 RA b/d shutter
BDS 630/710 RA b/d shutter
£ 144.13
BDS 630/710 RA b/d shutter...
BDS 800 RA b/d shutter
BDS 800 RA b/d shutter
£ 171.71
BDS 800 RA b/d shutter...
Flanged Damper 019-0250-STD
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...
Helios - RVS 560 Back draught shutter - 560mm
Helios - RVS 560 Back draught shutter - 560mm
£ 239.00
Helios - RVS 560 Back draught shutter - 560mm...
Helios Condense Collector
Helios Condense Collector
£ 163.77
Helios Condense Collector...
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Fans
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 177.45
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Mounted Units...
JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans
JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 435.00
JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans...
VKS 355-500 Automatic shutter
VKS 355-500 Automatic shutter
£ 89.25
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 15 (of 15 products)
1 x Duct Mounted Filter Box - G4 Grade Panel - 315mm1 x Flanged Spigot - 100mm1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 100mm1 x Duct Mounted Filter Box - MINICELL F7 Grade Panel Filter 250mm Spigot1 x Duct Mounted Filter Box - G4 Grade Panel - 355mm1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt VR RE1 x Duct Mounted Filter Box - G4 Grade Panel - 450mm1 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 515watt VR RE1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 150mm1 x CHVB/4-3000/315 0,27KW 230V50 VE1 x BFR 100-160 Coarse 50% Filter1 x AF VVX-200 - Villavent Filter1 x Duct Mounted Filter Box - MINICELL F7 Grade Panel Filter 300mm Spigot1 x Helios GigaBox 450mm GBD 450/4/4 centrifugal1 x Helios VARW 500/4 - TK1 x AW 420 D4-2-EX Explosion Proof Axial Fan - ATEX1 x Synthetic Air Filter Media - 10mm x 2mtr x 10mtr Half Roll1 x Impeller Side Guard - 900mm1 x Helios AV200 External Wall Fan1 x Duct Quick Suspension Rings with Clasp - 315mm1 x Elta SLC560/4B-1AC - IP551 x FlameProof Plate Axial Fan - Three Phase - 15 inches - Eexd IIC T4 -4pole1 x 220x90mm 45 Degree Horizontal Bend1 x Ducting 30 Degree Bend - 355mm1 x Jetflow-HIT Metal inline - 125mm1 x Hydor Typhoon Circulation Fans - HVFB - 450mm1 x Synthetic Air Filter Media - 6mm x 2mtr x 5mtr Roll1 x HRFD 400/4 EX Atex Rated 400mm Cased Axial Fan 400v1 x CBM 12-12 1100w 6P Three Phase1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF400/4-3AC - Three Phase1 x 204x60mm Elbow Bend with 100mm Fixed Spigot1 x Ancillary Pack for SLC-4001 x Acoustic Box Fans (Inline) - CAB-1001 x 204x60mm Flat Channel Clip (Pack of 5)
Air Quality Sensor - AQS
Air Quality Sensor - AQS
£ 98.29 now £ 65.00
Reviews
Transformer (silent) speed controller - RE 1.5 Amp
Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29

Unbelievable! With TDmixvent500: noise reduction minimum 50%...