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)
4 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Transformer (silent) speed controller - RE 1.5 Amp1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x Electronic extractor fan speed controller - FSC 1.52 x 7 Day Programmable TIMECLOCK3 x Airvent ceiling fan controller2 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS2 x Helios HQW-200/4 - IP556 x Transformer (silent) speed controller - RE 3.0 Amp3 x TG-R room temperature sensor3 x Speed Controller - REB51 x Remote Timer Control - 13511 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3552 x Transformer Speed Control - RTRE- 7.0Amp2 x Elta Variable Speed Drive IP66 - 0.75KW3 x Speed Controller - REB101 x EC6H - Reversible Group Fan Electronic Controller4 x Helios HQW-315/4 - IP552 x Transformer Speed Control - RTRE- 12.0Amp2 x CBA-60 Inlet Flange for CBT-601 x REE-1 Electronic Speed Controller3 x SG-200 Fan Guard for the HQW 2001 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x CBM 9-9 550w 4P VR (Open Motor)3 x Transformer Speed Control - RTRE- 1.5Amp1 x Vent Axia T-Series Controller3 x REB-CVF 0-10v Controller1 x Elta Wall Cowl SWC56/632 x Elta Variable Speed Drive IP66 - 2.2KW3 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR5 x Vent Axia Silent 100T (TIMER)3 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans2 x Transformer (silent) speed controller - RE 5.0 Amp1 x TUNE-R-200-3-M1 - Control Damper4 x MTP 10, 10K, Speed control2 x RDH FLEX-SQUARE - ADH/RDH 04504 x Speed Controller - REB1-N1 x Multiflow SMB550/4-1AC1 x RDS 11 Helios Transformer Controller With Motor Protection1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x REE-2 Electronic Speed Controller2 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR4 x QPTW 250C Acoustic Twin Fan with Controller1 x TD Mixvent 800/200 EEXEIIT31 x Helios TSW 1.5 Amp Transformer speed controller3 x Helios HQW-250/4 - IP551 x Elta Wall Cowl SWC35/403 x Transformer 5 Speed Controller - ATC1-2TK1 x EBM-Papst D3G133-BF05-14 Double inlet1 x EBM-Papst D4E225-BC01-17 Double inlet1 x GRA-100 External Grill by S&P1 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x Elta Louvre Shutter - 400mm1 x Elta Wall Cowl SWC45/503 x PIR Sensor - PIR23 x Silent 100 Window Kit - windowS1 x Elta Wall Cowl SWC25/312 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Speed controller with Reverse - REB-1R3 x DDMP 12-12 3F 1810W M6A4 DG01 x DEF-CBM-RE-7 - Protection Guard1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Remote controller FLEX - for VEKO INT1 x Helios TSW 7.5 Amp Transformer speed controller2 x Elta 10 Amp Electronic single phase speed controller.1 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x MEV Spider Wireless boost Switch - MEV-SWH-W2 x Elta 6 Amp Electronic single phase speed controller.1 x Vent Axia ACM 200 inline mixed flow duct fan1 x VEKA INT 2000/15.0-L1 EKO4 x Speed Controller - REB11 x Silentub - STUB 1001 x ELM 18 EX Flexible Cuff for ERM 183 x Compact SCD450/4-1AC1 x DDMP 10-08 3F 2210W M6A4 DG01 x Vent Axia SC5001 - Speed controller1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE2 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x CBS-60 Outlet Flange for CSB/CBT-601 x RD35S-4DW.6W.3L - 122297 (Three Phase)2 x Electrostatic Precipitator - 1H x 3W2 x Duct Termination with Mesh - 355mm1 x Temperature Fan Speed Controller - ATCP4-WMS1 x Transformer speed controller - ATC1 - 1.5 Amps1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Helios HQW-630/4 - IP551 x CBM 12-12 1100w 6P Three Phase3 x Helios RR-250-C Centrifugal inline fan1 x VTR 300 STD Filter Kit3 x CBA-100 Inlet Flange for CBT-1001 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x ENV 100 12v transformer SELV2 x HIMF - Mixed Flow Fan 100mm Inline Fan2 x Transformer 5 Speed Controller - ATC1-4TK2 x FRQ5-10A Inverter Speed controller1 x ACO8AC/EC AutoChangeover panel1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x RDS 7 Helios Transformer Controller With Motor Protection2 x DEF-140T Inlet Guard for the CBT-100N1 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x LFBR 315 G4 - Helios Inline Filter Box - 315mm2 x Speed Controller - REB83 x CBT-100N Centrifugal1 x SD-MUB Vibration pad set1 x WSD 100 (1060x1060x70)1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x Elta Variable Speed Drive IP66 - 1.5KW1 x Contactor Interface Station - CI91 x CBM Low Pressure Centrifugal Fan - CBM 7/7 6 Pole 72watt CVR1 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x Quietflow SQS250-1ECL - Centrifugal Box Fan1 x SAVE VSR 300 heat recovery unit2 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan2 x UB47- Universal Insulated Terminal1 x Vent Axia ACM 125 inline mixed flow duct fan1 x TUNE-R-200-3-M4 - Control Damper1 x Speed Controller - REB2.5-N1 x Biflow SB250-CON4-3 - High Temperature Bifurcated Fan2 x PIR Sensor - PIR42 x Elta - Room Sensor - Temp/Humid/C023 x CBS-100 Outlet Flange for CBT-1001 x Duct Termination with Mesh - 450mm1 x Binks Bullows - Spray Booth Filter3 x ELTA - Three Phase Transformer 3amps2 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x CBT-80N Centrifugal1 x CK-60F Kit1 x TUNE-R-200-3-M2 - Control Damper1 x Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x AIRVENT speed control - AIR4019611 x Mini Diffuser - 100mm1 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)1 x Duct Termination with Mesh - 400mm1 x DA9/9-NT1 x Potentiometer EGH 01 - for DDMP Fans1 x TUNE-R-200-3-M0 - Control Damper (NO ACTUATOR)1 x Single Deflection Grille 400mm with OBD damper1 x CMT-2 120/50 - 0,09Kw - LG270 Single inlet centrifugal fan direct driven1 x Silentub - STUB 2001 x TD160-NT Mixvent - 100mm - TD160 Timer1 x MWS 5 – Transformer Controller With Motor Protection Unit1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)
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Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29
Incredible, Perfect, Silent and Fast delivery ! Thanks "Just...