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 ACO3/B Changeover Panel (Three Phase)1 x 150mm - 100mm Round Reducer1 x MPS Weather Housing1 x B-flow Impeller HCBB/T-450mm1 x Ancillary Pack for SB-CYL 630 model1 x Acoustic MiniBox Fan - MINI-BOX 2501 x 220x90mm Flat Channel Connector1 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Access Door for Circular Duct - 280 x 80 - SIZE 101 x Helios VARW 500/4 - TK1 x 220x90mm Elbow Bend with 125mm Fixed Spigot1 x Etaline 355mm - E2-011 x Ancillary Pack for SLC-5601 x Male Ducting Connector - 300mm1 x Duct Humidistat - HS4_hdt1 x Ducting 90 Degree Bend - 500mm1 x 204x60mm to 220x90mm Rectangular Adapter1 x CCpro 40 (1CC9402) Long Casing Extension1 x TTT/4-800/H N 4KW (400V50HZ)EXEIIT3 VE Atex Unit1 x Elta SCP400/4-1AC - IP551 x ISOR 250 EC 201 x Elta SLC500/4A-1AC - IP551 x Kitchen Grease Filter - Mesh Type NON standard 290mm x 290mm x 47mm Actual1 x Flanged Spigot - 200mm1 x Soler & Palau TCBT/6-800/K - IP651 x EnergiSava 210 Low Energy Heat Recovery Unit1 x Elta Podded Silencer 1D- 710mm1 x Elta SLC710/4A-3AC - IP551 x ELTA - Single Phase Transformer 4amps1 x Spiral Ducting 1 meter - 180mm1 x BEAS-control module1 x CFI Lite 600 Carbon Filter1 x Elta SLC800/4B-3AC - IP551 x DOL Starter with Isolator - Three phase1 x Ducting 90 Degree Bend - 300mm1 x HRB/6-500-25-APN1 x Jetflow Silent SJMF-S 150-1EC1 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x SPI-200 C Iris damper1 x Helios AV150 External Wall Fan1 x Synthetic Air Filter Media - 6mm x 2mtr x 10mtr Half Roll1 x TTT/4-500/H N 0,75KW (230/400V50HZ)EXEIIT3 VE Atex Unit1 x IP65 Remote Speed Adjustment Station1 x 204x60mm x 1000mm Long Hi-Flow Duct Silencer1 x KABT High Temp Acoustic Kitchen Fan & Inverter Kit - KABT/4-12000/560 ND - Pack 51 x Ducting T Piece Equal - 500mm1 x Belt Drive Cased Axial Fan - 630mm - H version1 x GB-WSD 450 Weather Protection hood for the Giga-Box Fans - 450mm1 x filter pack (set of 2) pt no. 4438891 x Eco-Loft Positive Input Ventilation System - PIV Loft Mounted -EVL-HW1 x AXCBF-EX 800-9/18-4 Bifurcated Atex Axial Fans1 x Elta SLC500/4B-1AC - IP551 x HCFB/4-355mm plastic impeller plate fan1 x GB-WSD 250 Weather Protection hood for the Giga-Box Fans - 250mm1 x AL 315 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x GB-WSD 355 Weather Protection hood for the Giga-Box Fans - 355mm1 x HQS Bathroom Axial Flow Fan - 125mm1 x *TD EVO-100 - Environmentally Friendly Inline Fan*
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Transformer (silent) speed controller - RE 1.5 Amp
£ 125.99
Unbelievable! With TDmixvent500: noise reduction minimum 50%...