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 Airbrick Grille with flange - 204 x 60mm1 x Spiral Duct Grille Termination - 315mm1 x Spiral Duct Grille Termination - 200mm1 x Elta SLC500/4A-3AC - IP551 x Elta SLC500/4A-1AC - IP551 x Ducting 30 Degree Bend - 355mm1 x Ducting Y Piece - 315mm1 x Elta SLC630/4-1AC - IP551 x Atex Inline Fan 250mm - ERM25EXE1 x 204x60mm 90 Degree Horizontal Bend1 x Soler & Palau TCBT/6-630/H - IP651 x Ducting 45 Degree Bend - 315mm1 x Ducting 30 Degree Bend - 315mm1 x Metal Inline Fan - VENT-100NK1 x Synthetic Air Filter Media - 15mm x 1000mm x 1000mm1 x Anti Vibration Duct Suspension Rings - 315mm1 x Run On Timer - 5s - 4hrs - RT5A1 x 204x60mm Equal T Piece1 x Synthetic Air Filter Media - 6mm x 1000mm x 1000mm1 x 204x60mm x 500mm Long Hi-Flow Duct Silencer1 x Jetflow-HIT Metal inline - 125mm1 x Raptor SDA630/4-1EC1 x Belt Drive Cased Axial Fan - 450mm - H version1 x HRB/6-560-35-APN-C1 x DA9/9 Feet1 x KVK SLIM 400 EC - Centrifugal Circular Duct Fan1 x Access Door for Circular Duct - 400 x 300 - SIZE 401 x Ducting 15 Degree Bend - 125mm1 x Anti Vibration Mounts - Small - Pack of 4 - AVM21 x MFA-AR/AXC 315 mounting foot1 x Multiflow SMB450/4-3AC1 x Gorilla HVLSX401 x FAST-TRACK RANGE 75mm - Semi-Rigid Duct 50M1 x FAST-TRACK RANGE 75mm - Seal Ring (1 bag of 10)1 x Inclined Kurb support for CTVB/T Fans - BI-51 x HV Wall Mounted Belt Drive Fan 1000mm 400V / 50Hz 0.75kW - Three Phase1 x FAST-TRACK RANGE 75mm - Straight Connector1 x Elta EC Electronic Controller1 x Duct Tape - Silver - DTape1 x Access Door for Circular Duct - 400 x 300 - SIZE 451 x Elta Turboflow-TF - 450mm - Three phase1 x Access Door for Circular Duct - 300 x 200 - SIZE 311 x Hydor HPA560/6-1A1 x Female Ducting Connector - 125mm1 x Raptor SDA450/6-1AC1 x Purlin Box 300/315 for RAW Cowls1 x DA 15/15 Feet1 x Ducting T Piece Equal - 125mm1 x Flanged Spigot - 125mm1 x Elta SLC450/2A-3AC - IP55
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