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...
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...
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...
Displaying 1 to 13 (of 13 products)
1 x Classic SAX30/12ARB Wall Mounted1 x HRB/4-400-APN1 x 125mm - 100mm Round Reducer1 x EuroSeries (ESP) - Plate Mounted Axial Fans 400-141 x Hydor HPA400/6-1A1 x Gorilla HVLSX401 x Elta SPA400/46-3AC - IP541 x Gorilla HVLSX40S1 x 125mm Thermal Duct to Fitting Connector - SST-125-DFCON1 x 125mm Round Wall Plate1 x 110 x 54mm Short Rectangular to Round Adaptor Female1 x Ancillary Pack for SLC-5601 x Ancillary Pack for SLC-3551 x Impeller Side Guard - 315mm1 x Ancillary Pack for SB-CYL 500 model1 x Ancillary Pack for SLC-4501 x Impeller Side Guard - 500mm1 x KRJ - 225 Inlet Guard1 x ERM 18 protection guard - SGM 18 EX1 x GXC6EC - High Performance Extract Fan1 x 220x90mm Insulated Rectangular Vertical 90° Bend1 x HRB/2-200-BPN1 x Belt Drive Cased Axial Fan - 800mm - L version1 x Soler & Palau - Contra Rotating TCBTx2-500 - IP651 x Additional shipping charge for offshore islands1 x DPD SAT 10:30AM Delivery Surcharge1 x EVL Filter G4 grade for PIV units1 x Axial Roof mounted Extract/Supply Fan- -HCTT/4-1000-B 5.5kw1 x Blast Gate (Manual) 100mm1 x ACCESS DOOR FOR CIRCULAR DUCT 180 X 180 -- 100/1251 x Access Door for Circular Duct - 400 x 300 - SIZE 501 x Etaline 355mm E4 011 x FU 15 16 Frequency Inverter1 x ELTA - Three Phase Transformer 3amps1 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x Helios GigaBox 630mm GBD 630/4/4 centrifugal1 x Kitchen Grease Filter - Mesh Type Non standard 450mmx450mmx22mm Actual1 x SQUARE MIXED FLOW FAN - MFQ 560mm (Three Phase)1 x 110 x 54mm Round to Rectangular Adaptor - Long1 x Jetflow-HIT Metal inline - 200mm1 x Etaline 400mm D4-01 3-phase1 x 110 x 54mm Short Rectangular to Round Adaptor male1 x 200mm - 150mm Stainless Steel Ducting Reducer1 x 316 Grade Stainless Steel Flat Bar Flange - 400mm1 x B-flow Impeller HCBB/T-450mm1 x Etaline 200mm1 x Elta Cased Axial Flange - 450mm1 x MPS Weather Housing1 x EuroSeries (ESP) - Plate Mounted Axial Fans 315-121 x CTI CVA-N 250/315 Outdoor cover for CVAB/T Fans1 x Elta SCP315/4-3AC - IP551 x GB-WSD 400 Weather Protection hood for the Giga-Box Fans - 400mm1 x GB-WSD 560 Weather Protection hood for the Giga-Box Fans - 560mm1 x CTI CVA-N 355/400 OUTDOOR COVER for CVAB/T Fans1 x GB-WSD 500 Weather Protection hood for the Giga-Box Fans - 500mm1 x BDS 630/710 RA b/d shutter1 x Elta Quietflow Twin SQT125-1ECL1 x Soler & Palau - HCBT/2-315/H - IP65
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Transformer (silent) speed controller - RE 1.5 Amp
£ 125.99
Incredible, Perfect, Silent and Fast delivery ! Thanks "Just...