Non Return Valves & Shutters
Non Return Shutters
Displaying 1 to 13 (of 13 products)
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...
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...
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 USD-3000 Rect to Circ coupling Flange For KABB/T kitchen fans1 x CRHB/6- 315mm Roof mounted Fan - Horizontal discharge1 x Spiral Ducting 3 Meters - 355mm1 x Quietflow SQS200-1ECL - Centrifugal Box Fan1 x Jetflow-HIT Metal inline - 200mm1 x Belt Drive Cased Axial Fan - 630mm - L version1 x IP65 Remote Speed Adjustment Station1 x FAST-TRACK RANGE 75mm - Straight Connector1 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Eco-Loft Positive Input Ventilation System - PIV Loft Mounted -EVL-HAS1 x Flexible PVC Ducting - 220x901 x HV STYLVENT Wall Kit Threaded Rods1 x Elta SPA630/6-1AC - IP541 x Air Quality Sensor - AQS1 x Hydor HPA630/6-1A1 x HRB/6-630-30-BPN1 x Elta SCP630-1EC - IP551 x Helios AV100 External Wall Fan1 x Hydor HPA630/4-1A1 x 110 x 54mm Low Profile Plastic Ducting - 2 Meter1 x 110 x 54mm Flat Channel Connector1 x GB-WSD 400 Weather Protection hood for the Giga-Box Fans - 400mm1 x Duct Wrap Insulation - AWDW25mm1 x 110 x 54mm Short Rectangular to Round Adaptor male1 x Differential Pressure Switch - 20 - 300 Pa - IP651 x Atex Motor Protection Switch - U-EK230E EX1 x HRST/6-910/30-BZ1 x 1mtr Round Ducting - 125mm1 x 125mm Round Connector1 x 150mm Round 90 Degree Bend1 x Elta Unpodded Silencer 1D-250mm1 x CBS-130 Outlet Flange for CBT-1301 x Elta Unpodded Silencer 1D-560mm1 x DDMP 09/09 Mounting Flange1 x Rotorex HXBR 250mm Plate Axial Fan - Single Phase (2-pole)1 x Hydor HPA250/2-11 x Elta Podded Silencer 1D- 710mm1 x CBA-130 Inlet Flange for CBT-1301 x Elta Unpodded Silencer Melinex 1D-500mm1 x 150mm Round 45 Degree Bend1 x Synthetic Air Filter Media - 6mm x 2mtr x 20mtr Roll1 x CBA-80 Inlet Flange for CBT-801 x Elta Unpodded Silencer Melinex 2D-1000mm Dia1 x Multiflow SMB550/4-1AC1 x K 315 L Sileo Metal Tube Fan1 x FSAF500FTX 500 mounting feet (Pair)1 x Kitchen Grease Filter - Mesh Type Non standard 450mmx450mmx22mm Actual1 x ELS Plasterboard Adaptor1 x Etaline 355mm - E2-011 x Raptor SDA500/6-1AC1 x Belt Drive Cased Axial Fan - 500mm - H version1 x B-flow Impeller HCBB/T-450mm1 x 220x90mm Rectangular to 150mm Round Adaptor1 x ELTA - Single Phase Transformer 10amps1 x Elta SLC355/4-3AC - IP551 x HCBT-4/500-H - Three Phase 400v Only - 56033228001 x FSD-TD 225mm Fire and Smoke Damper, Type C, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x FSD-C Motorised Failsafe Single Blade Fire/Smoke Damper with Actuator - 180mm1 x BDS 200/250 RA b/d shutter1 x HRB/4-450-30-APN1 x SPI-200 C Iris damper1 x Woods 31JMV14/2/6/33 - Long Cased Axial Fan 315mm1 x AL 315 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x Soler & Palau TCBT/2-315/H-B E70 - IP551 x Helios DDF-315 Roof Cowl1 x OBD 450x450 - for use with 4WAY-595
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Transformer (silent) speed controller - RE 1.5 Amp
£ 125.99
Unbelievable! With TDmixvent500: noise reduction minimum 50%...