Non Return Valves & Shutters
Non Return Shutters
Displaying 1 to 17 (of 17 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
£ 192.96
Backdraught Shutters 039-SFSV-63/71 Back draft shutter for SSRL 710...
Flanged Damper 019-0250-STD
£ 424.76
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...
Flanged Damper 019-0500-STD
£ 583.15
Flanged Damper 019-0500-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...
Flanged Damper 019-0560-STD
£ 602.00
Flanged Damper 019-0560-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
£ 186.32
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Mounted Units...
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JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 456.75
JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans...
RSK355 - Back Draught Shutter
£ 82.95
Back Draught Shutter
for duct
installation
Galvanized sheet steel housing
Aluminium flaps ...
VKS 355-500 Automatic shutter
£ 89.25
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 17 (of 17 products)
1 x PIR Sensor - PIR22 x EBM-Papst D4E225-BC01-17 Double inlet1 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x QPTW 250C Acoustic Twin Fan with Controller4 x Speed Controller - REB11 x Helios HQW-250/4 - IP554 x Elta 6 Amp Electronic single phase speed controller.3 x TG-K Duct temperature sensor4 x Silent 100 Window Kit - windowS2 x ENV 100 12v transformer SELV2 x DEF-CBM-RE-7 - Protection Guard1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3003 x UB47- Universal Insulated Terminal2 x DDMP 12-12 3F 1810W M6A4 DG04 x VTR 300 STD Filter Kit1 x FRQ5-10A Inverter Speed controller3 x Elta - Room Sensor - Temp/Humid/C022 x PIR Sensor - PIR42 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)2 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR4 x CBT-100N Centrifugal3 x Elta Variable Speed Drive IP66 - 1.5KW3 x Speed Controller - REB2.5-N2 x Contactor Interface Station - CI93 x Compact SCD450/4-1AC2 x Speed Controller - REB81 x Mini Diffuser - 100mm4 x SAVE VSR 300 heat recovery unit4 x AIRVENT speed control - AIR4019611 x GXC6EC - High Performance Extract Fan1 x Single Deflection Grille 400mm with OBD damper1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x LFBR 160 G4 - Helios Inline Filter Box - 160mm3 x Egg Crate Grille with Dust panel filter 1 inch- 595x5953 x LFBR 315 G4 - Helios Inline Filter Box - 315mm2 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan2 x Silentub - STUB 1002 x TUNE-R-200-3-M4 - Control Damper2 x ACO8AC/EC AutoChangeover panel2 x Elta 3 Amp Electronic single phase speed controller with TK2 x Comefri - TLZ 450 R - High Performance Scroll Fan3 x SPI-100 C Iris damper3 x Helios RR-250-C Centrifugal inline fan2 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR2 x RD35S-4DW.6W.3L - 122297 (Three Phase)2 x Multi Input Run On Timer - 0 - 20min - CFCU1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Helios TSW 1.5 Amp Transformer speed controller1 x TG-K3/NTC10-01 - Duct temperature sensor1 x Transformer Speed Control - RTRE- 5.0Amp2 x DS-2 2-Speed Switch (3 Phase)1 x CBA-100 Inlet Flange for CBT-1002 x VEKA INT 2000/15.0-L1 EKO1 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH3 x MTS10- extractor fan 3 step switch1 x DA9/9-NT2 x CPTA-E Flush mounted PIR sensor with timer2 x Silent 300 CZ Design PLUS Extractor Fan1 x EBM-Papst D3G133-BF05-14 Double inlet1 x Speed Controller - REB162 x AXC TP - 150mm Plastic Centrifugal Inline Fan1 x Vent Axia ACM 200 inline mixed flow duct fan1 x CBM 12-12 1100w 6P Three Phase1 x CO2 Room Sensor - CO2-R1 x Round ceiling diffuser 200mm1 x Flat Roof Terminal -OFT 5 - Asphalt1 x Speed Controller - REB5
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Airvent Ceiling Sweep Fan - 36 inch - 444122
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Fitted 2 Of These Excellent Fans in a Community Club to shif...