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 FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)2 x REB-CVF 0-10v Controller2 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x Helios HQW-200/4 - IP553 x Transformer (silent) speed controller - RE 3.0 Amp2 x Multiflow SMB550/4-1AC1 x EC6H - Reversible Group Fan Electronic Controller2 x Elta Variable Speed Drive IP66 - 0.75KW1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Speed Controller - REB101 x Helios PU10 Speed Potentiometer (Flush Mounted)2 x CBA-60 Inlet Flange for CBT-601 x Transformer Speed Control - RTRE- 7.0Amp4 x MTP 10, 10K, Speed control1 x Commercial Single or 3 phase Fan Reversing Switch - RS12 x SG-200 Fan Guard for the HQW 2001 x Vent Axia T-Series Controller3 x Speed Controller - REB1-N1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS2 x TD Mixvent 800/200 EEXEIIT31 x Elta Variable Speed Drive IP66 - 2.2KW1 x TG-R room temperature sensor2 x Vent Axia Silent 100T (TIMER)1 x Elta Wall Cowl SWC56/631 x KKS 100 silencer-section - For use with the MUB 100 size Fans.4 x Helios HQW-315/4 - IP551 x TUNE-R-200-3-M1 - Control Damper1 x CBM 9-9 550w 4P VR (Open Motor)1 x EBM-Papst D4E225-BC01-17 Double inlet3 x Transformer Speed Control - RTRE- 1.5Amp2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)3 x MTS10- extractor fan 3 step switch2 x UB47- Universal Insulated Terminal1 x GRA-100 External Grill by S&P1 x Transformer (silent) speed controller - RE 5.0 Amp5 x QPTW 250C Acoustic Twin Fan with Controller2 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR2 x Helios HQW-250/4 - IP551 x Elta Louvre Shutter - 400mm1 x Elta Wall Cowl SWC35/403 x PIR Sensor - PIR21 x ELM 18 EX Flexible Cuff for ERM 181 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x REE-2 Electronic Speed Controller1 x Elta 10 Amp Electronic single phase speed controller.2 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)2 x DDMP 12-12 3F 1810W M6A4 DG01 x ACO8AC/EC AutoChangeover panel1 x Elta Wall Cowl SWC25/311 x Elta Wall Cowl SWC45/502 x Compact SCD450/4-1AC2 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x Speed controller with Reverse - REB-1R2 x Electrostatic Precipitator - 1H x 3W1 x HIMF - Mixed Flow Fan 100mm Inline Fan2 x RD35S-4DW.6W.3L - 122297 (Three Phase)2 x DDMP 10-08 3F 2210W M6A4 DG02 x Speed Controller - REB12 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x DEF-CBM-RE-7 - Protection Guard1 x Transformer 5 Speed Controller - ATC1-4TK3 x PIR Sensor - PIR42 x Elta 6 Amp Electronic single phase speed controller.1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x FRQ5-10A Inverter Speed controller2 x ENV 100 12v transformer SELV1 x Transformer speed controller - ATC1 - 1.5 Amps1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.1 x CBT-100N Centrifugal1 x TG-K Duct temperature sensor1 x Jet Cowl - 315mm1 x Speed Controller - REB81 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x 7 Day Programmable TIMECLOCK1 x Airvent ceiling fan controller1 x EBM-Papst D3G133-BF05-14 Double inlet1 x CBM Low Pressure Centrifugal Fan - CBM 10/8 4 Pole 373watt CVR1 x Vent Axia ACM 125 inline mixed flow duct fan1 x Vent Axia SC5001 - Speed controller1 x ERR 20/1 Centrifugal inline fan1 x CBA-100 Inlet Flange for CBT-1001 x CBS-100 Outlet Flange for CBT-1001 x SPI-100 C Iris damper1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)1 x Speed Controller - REB5
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Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29
Incredible, Perfect, Silent and Fast delivery ! Thanks "Just...