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...
.jpg "JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans")
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)
2 x Airvent ceiling fan controller1 x Helios HQW-200/4 - IP551 x Transformer (silent) speed controller - RE 3.0 Amp1 x Speed Controller - REB102 x Commercial Single or 3 phase Fan Reversing Switch - RS12 x Speed Controller - REB52 x REB-CVF 0-10v Controller1 x Multiflow SMB550/4-1AC1 x Helios HQW-315/4 - IP553 x MTS10- extractor fan 3 step switch1 x Transformer Speed Control - RTRE- 1.5Amp1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)2 x Vent Axia ACM 200 inline mixed flow duct fan2 x EBM-Papst D4E225-BC01-17 Double inlet2 x Vent Axia Silent 100T (TIMER)1 x SG-200 Fan Guard for the HQW 2002 x Transformer (silent) speed controller - RE 5.0 Amp1 x Elta 6 Amp Electronic single phase speed controller.1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x REE-2 Electronic Speed Controller1 x Compact SCD450/4-1AC2 x QPTW 250C Acoustic Twin Fan with Controller2 x CBS-60 Outlet Flange for CSB/CBT-602 x CBA-60 Inlet Flange for CBT-602 x MTP 10, 10K, Speed control1 x EBM-Papst D3G133-BF05-14 Double inlet2 x CBM 9-9 550w 4P VR (Open Motor)2 x DDMP 10-08 3F 2210W M6A4 DG02 x ACO8AC/EC AutoChangeover panel2 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Contactor Interface Station - CI93 x Speed Controller - REB1-N1 x Helios HQW-250/4 - IP552 x Transformer 5 Speed Controller - ATC1-8TK2 x DDMP 12-12 3F 1810W M6A4 DG01 x DEF-CBM-RE-7 - Protection Guard1 x Remote controller FLEX - for VEKO INT1 x Helios TSW 7.5 Amp Transformer speed controller1 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x VEKA INT 2000/15.0-L1 EKO3 x Electrostatic Precipitator - 1H x 3W2 x Silent 100 Window Kit - windowS1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan2 x CSB-60 Centrifugal fan1 x Transformer (silent) speed controller - RE 1.5 Amp1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)2 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x Speed Controller - REB11 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt C VR2 x PIR Sensor - PIR21 x Transformer 5 Speed Controller - ATC1-10TK1 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x CS2 Current Switch1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x 7 Day Programmable TIMECLOCK1 x Quietflow SQS100-1ECL - Centrifugal Box Fan2 x PIR Sensor - PIR42 x Temperature Fan Speed Controller - ATCP4-WMS1 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x Helios RR-250-C Centrifugal inline fan2 x CBM 12-12 1100w 6P Three Phase1 x UB47- Universal Insulated Terminal1 x RDS 1 Helios Transformer Controller With Motor Protection1 x Transformer speed controller - ATC1 - 1.5 Amps2 x Silent 300 CZ Design PLUS Extractor Fan1 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x CO2 Room Sensor - CO2-R2 x SD-MUB Vibration pad set2 x WSD 100 (1060x1060x70)2 x Duct Termination with Mesh - 450mm1 x Elta SCP400/4-1AC - IP552 x SAVE VSR 300 heat recovery unit1 x Chaysol Da 12/12 CMAL - 1100W 6 Pole - Closed Motor - Three Phase1 x CBB-60N Centrifugal1 x SDD-U Anti Vibration Pads1 x Biflow SB500-CON2-3 - High Temperature Bifurcated Fan1 x CBM Low Pressure Centrifugal Fan - CBM 12/9 6 Pole 736watt C2 x KRJ - 120 Inlet Guard for CBB/CBT fans1 x ELTA - Three Phase Transformer 3amps1 x 125mm Round Connector with Damper1 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)2 x AIRVENT speed control - AIR4019611 x ELTA - Single Phase Transformer 2amps2 x CBB-80N Centrifugal1 x DPD 12PM Delivery Surcharge1 x TD ECOWATT 160/100 Inline Duct Fan - TD-ECOWATT1 x Chaysol Da 15/11 CMAL - 2200W 6 Pole - Closed Motor - Three Phase1 x AXC TP - 100mm Plastic Centrifugal Inline Fan1 x Vortice Quadro Micro 100 I - Standard Version1 x TG-K3/NTC10-01 - Duct temperature sensor1 x Polyurethane Foam Media - 10PPI - Filter Media Sheets - Size: 2000mm x 1000mm2 x VTR 500 STD Filter Kit2 x EHB 160 1.0kw - Helios Electric Heater Battery with Control and Sensor.2 x Biflow SB250-CON4-1 - High Temperature Bifurcated Fan1 x Universal Pipe Fixing Clip1 x Systemair Save Connect 2.0 Internet Module1 x TEM 075 - 5 Speed Transformer Speed Control2 x CBT-100N Centrifugal1 x GXC6EC - High Performance Extract Fan1 x DDMP 10-10 1F 1000W M6A2 DA51 x Silentub - STUB 1001 x Helios ESA-1 Surface mounted Speed Control 1amp1 x CBA-100 Inlet Flange for CBT-1001 x Three Phase Transformer controllers - RMT 1.5 Amp1 x Mini Diffuser - 100mm1 x FAST-TRACK RANGE 75mm - Seal Ring (1 bag of 10)1 x EX 140A-2 (Three Phase) Centrifugal Fan (ATEX)1 x DDMP 12-09 1F 1800W M6A4 DA81 x Elta SCP315/4-1AC - IP551 x MEV Spider Additional Spigots1 x Transformer 5 Speed Controller - ATC1-2TK1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS2 x Elta Variable Speed Drive IP66 - 0.75KW1 x Skyflow SSR Horizontal Roof Cowl SSR80B2 x Elta Variable Speed Drive IP66 - 1.5KW1 x SPI-100 C Iris damper1 x VA 9/2 T - High Temp Axial Fan,1 x Flat Roof Terminal -OFT 5 - EPDM1 x Purlin Box 800 for RAW Cowls2 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x Control switch - CR1501 x MWS-75 Transformer controller with TK -7.5A1 x Helios HQW-630/4 - IP552 x Duct Termination with Mesh - 355mm1 x CBM Low Pressure Centrifugal Fan - CBM 10/8 4 Pole 373watt CVR2 x Flat Roof Terminal -OFT 5 - Asphalt
Best sellers
Reviews
Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29
Incredible, Perfect, Silent and Fast delivery ! Thanks "Just...