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 Spigot plate - 900mm1 x Ducting 15 Degree Bend - 315mm1 x Elta 2 Amp Electronic single phase speed controller.1 x Elta SLC1000/8-3AC - IP551 x COM-31 x Elta SLC1000/4A-3AC - IP551 x EC6H - Reversible Group Fan Electronic Controller1 x 150mm Round 45 Degree Bend1 x Ducting 45 Degree Bend - 315mm1 x AL 315 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x ERR 20/1 Centrifugal inline fan1 x AL 1000 D4 02 - High Performance Long Cased Axial Fan1 x Elta Variable Speed Drive IP66 - 1.5KW (1ph to 3ph)1 x Elta 6 Amp Electronic single phase speed controller with TK1 x Ducting 30 Degree Bend - 315mm1 x Elta SLC710/4B-3AC - IP551 x FSD-TD 350 x 350 Fire and Smoke Damper, S, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x ELTA - Single Phase Transformer 8amps1 x Soler & Palau TCBT/6-710/H - IP651 x Spiral Duct Grille Termination - 315mm1 x AL 710 D4 01 - High Performance Long Cased Axial Fan1 x Spigot plate - 315mm1 x Elta SLC1000/6B-3AC - IP551 x Hydor Typhoon Circulation Fans - HVFB - 450mm1 x Duct Suspension Rings - 315mm1 x PIR Sensor - PIR41 x Elta SPA400/4-1AC - IP541 x 125mm Insulated Round T-Piece1 x Helios SB EC 125 A SilentBox Centrifugal Fan1 x Egg Crate Grille with Dust panel filter 1 inch- 300x3001 x Multiflow SMB650/4-1AC1 x 220 x 90mm Duct to Fitting Connector for use with Insulated Thermal Ducting1 x Elta SPA350/4-1AC - IP441 x Acoustic Box Fans (Inline) - CAB-1501 x HRT/4-350-BPN E211 x EuroSeries (ESP) - Plate Mounted Axial Fans 400-141 x HD Series Control Damper - 2000mm X 1000mm1 x Duct Termination with Mesh - 100mm1 x Multileaf Volume Control Dampers -500/500 Rectangular Flanged1 x Acoustic MiniBox Fan - MINI-BOX 1501 x Ducting 90 Degree Bend - 710mm1 x SPI-250 C Iris damper1 x Helios GigaBox 630mm GBD 630/4/4 centrifugal1 x HV Wall Mounted Belt Drive Fan 1000mm 220V to 240V / 50Hz 0.75kW - Single Phase1 x Elta SCP710/6/8-3AC - IP551 x Elta Raptor SFB ATEX Plate Mounted Axial Fan- 560mm1 x Pressed Ducting Saddle - 630mm1 x Soler & Palau - HCBT/4-355/H - IP651 x Elta SPA710/6-3EC1 x Ducting T Piece Equal - 100mm1 x Duct Suspension Rings - 100mm1 x HD Series Control Damper - 2300mm X 1000mm1 x ZAP 710-63 Plate axial fan1 x Ducting T Piece Equal - 710mm1 x CBT-100N Centrifugal ATEX II 2G Exe II T31 x FlameProof Plate Axial Fan - Three Phase - 15 inches - Eexd IIC T4 -4pole1 x Ducting Y Piece - 100mm1 x Ducting T Piece Equal - 630mm1 x 204x60mm x 1m Insulated Rectangular Duct1 x Three Phase ATEX Compact axial fan - 355mm - compactA3ATE1 x Helios HQW-400/4 - IP551 x 220x90mm Insulated Rectangular Vertical 90° Bend1 x Shoed T Piece Un-Equal -630mm-500mm1 x ACQ-150-12D Acoustic Inline Box Fan1 x HD Series Control Damper - 1000mm X 1000mm1 x FlameProof Plate Axial Fan - Single Phase - 9 inches - Eexd IIC T4 -2pole1 x HCFT/4-400/H-BPN E20,P 0.25KW
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Transformer (silent) speed controller - RE 1.5 Amp
£ 125.99
Unbelievable! With TDmixvent500: noise reduction minimum 50%...