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 Flexible PVC Ducting - 204x601 x Elta Podded Silencer 2D- 710mm1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 400mm1 x Duct Mounted Filter Box - G4 Grade Panel - 400mm1 x Elta Wall Cowl SWC56/631 x PRIO 400 EC, Axial circular duct fan - EC motor1 x Duct Mounted Filter Box - MINICELL F7 Grade Panel Filter 250mm Spigot1 x Synthetic Air Filter Media - 15mm x 1000mm x 1000mm1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 315mm1 x External weather louvre Rectangular in RAL 9010 - 1200w x 800h - WL501 x Elta Wall Cowl SWC25/311 x Elta Unpodded Silencer Melinex 2D-560mm1 x DA 18/18 Feet1 x CAB-315 ECOWATT Energy Efficient Acoustic Box Fan1 x Flat Roof Terminal -OFT 5 - Bitumen1 x AW Sileo EC Plate Axial Fan - Three Phase - 630mm1 x Ancillary Pack for SB-CYL 400 model1 x CBS-80 Outlet Flange for CBT-801 x 220x90mm 90 Degree Vertical Bend1 x 220x90mm 45 Degree Vertical Bend1 x CBA-100 Inlet Flange for CBT-1001 x Universal Pipe Fixing Clip1 x Access Door for Circular Duct - 250 x 150 - SIZE 151 x Access Door for Circular Duct - 400 x 300 - SIZE 401 x Access Door for Circular Duct - 300 x 200 - SIZE 401 x Blast Gate (Manual) 125mm1 x Raptor SDA500/46-3AC1 x Raptor SDA500/4-1AC1 x Raptor SDA500/6-1AC1 x Raptor SDA500/4-3EC1 x Soler & Palau - HCBT/4-1000/L - IP551 x Elta SLC500/2B-3AC - IP551 x 204x60mm 90 Degree Vertical Bend1 x 204x60mm x 1000mm Long Hi-Flow Duct Silencer1 x Metallic Kitchen Extractor - CK35N2 x Helios AV125 External Wall Fan1 x Helios AV200 External Wall Fan1 x SWF-150 Sidewall Mounted Extractor Fan1 x Helios GigaBox 315mm GBW 315/4 centrifugal1 x JETLINE-100 - In Line Centrifugal Duct Fan1 x Jetflow-HIT Metal inline - 200mm1 x Flexible PVC Ducting - 110x541 x Elta - SMT 125 Mixvent Inline Fan - Clearance Stock Line1 x Kitchen Grease Filter - Mesh Type NON standard 390mm x 240mm x 40mm Actual1 x Impeller Side Guard - 800mm1 x Impeller Side Guard - 1000mm1 x Elta SLC1000/4A-3AC - IP551 x Elta SPA630/68-3AC - IP541 x Impeller Side Guard - 710mm1 x EX 140A-4C Mounting Kit for 125mm Duct1 x Helios GigaBox 560mm GBD 560/6/6 centrifugal1 x AXC 355-6/19°-2(B)-P (0.75 kW) - Smoke Extract Fan1 x Helios HQW-355/4 - IP551 x Biflow SB250-CON4-1 - High Temperature Bifurcated Fan1 x HR-500 DP Heat Exchange Unit1 x HCF - Ceiling Fan 900mm (36 inch)1 x STF1 Oscillating Tower Fan1 x EnergiSava 210 Low Energy Heat Recovery Unit1 x Eco-Loft Positive Input Ventilation System - PIV Loft Mounted -EVL-HAS1 x HD Series Control Damper - 2300mm X 1000mm1 x Elta SLC800/4A - Fan & Inverter Package1 x Inclined Curb support BI-3 for TH-5001 x Gorilla HVLSX501 x CBT-80N Centrifugal1 x Elta SPA250/4-1AC - IP44
Best sellers
Reviews
