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 Transformer (silent) speed controller - RE 1.5 Amp2 x Transformer Speed Control - RTRE- 7.0Amp2 x Vent Axia T-Series Controller2 x Speed Controller - REB101 x Helios PU10 Speed Potentiometer (Flush Mounted)3 x Helios HQW-200/4 - IP553 x Airvent ceiling fan controller2 x WS - Reversing Switch from Helios Fans2 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x Easy-fix termination kit - High Rise Ventilator - EFT2 x Isolator Switch - EFF-ISO3 x Transformer (silent) speed controller - RE 3.0 Amp3 x Elta Variable Speed Drive IP66 - 0.75KW1 x CBA-60 Inlet Flange for CBT-602 x Multiflow SMB550/4-1AC2 x Elta Variable Speed Drive IP66 - 2.2KW1 x Electronic extractor fan speed controller - FSC 1.53 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x TG-K3/NTC10-01 - Duct temperature sensor2 x CBM 9-9 550w 4P VR (Open Motor)2 x Transformer Speed Control - RTRE- 1.5Amp2 x Speed Controller - REB1-N4 x SG-200 Fan Guard for the HQW 2001 x Remote Timer Control - 13513 x REB-CVF 0-10v Controller1 x MTS10- extractor fan 3 step switch1 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x EC6H - Reversible Group Fan Electronic Controller4 x MTP 10, 10K, Speed control1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3552 x TUNE-R-200-3-M1 - Control Damper5 x Vent Axia Silent 100T (TIMER)1 x REE-1 Electronic Speed Controller1 x Quietflow SQS400-1ECL - Centrifugal Box Fan3 x QPTW 250C Acoustic Twin Fan with Controller1 x TD Mixvent 800/200 EEXEIIT31 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)2 x RDH FLEX-SQUARE - ADH/RDH 04502 x EBM-Papst D4E225-BC01-17 Double inlet2 x PIR Sensor - PIR21 x Transformer Speed Control - RTRE- 12.0Amp1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan2 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x REE-2 Electronic Speed Controller1 x Elta Wall Cowl SWC56/631 x Speed Controller - REB11 x TG-R room temperature sensor1 x DDMP 12-12 3F 1810W M6A4 DG02 x Silent 100 Window Kit - windowS1 x Speed controller with Reverse - REB-1R1 x Elta 10 Amp Electronic single phase speed controller.1 x Compact SCD450/4-1AC1 x Helios TSW 1.5 Amp Transformer speed controller3 x Helios HQW-250/4 - IP551 x DEF-CBM-RE-7 - Protection Guard1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR4 x Helios HQW-315/4 - IP551 x VTR 300 STD Filter Kit1 x Vent Axia ACM 200 inline mixed flow duct fan1 x Vent Axia SC5001 - Speed controller1 x GRA-100 External Grill by S&P2 x Elta 6 Amp Electronic single phase speed controller.1 x Transformer (silent) speed controller - RE 5.0 Amp1 x Speed Controller - REB51 x Elta Variable Speed Drive IP66 - 1.5KW1 x Electrostatic Precipitator - 1H x 3W1 x Elta Louvre Shutter - 400mm1 x UB47- Universal Insulated Terminal1 x Elta Wall Cowl SWC35/402 x CBT-100N Centrifugal1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x TG-K Duct temperature sensor1 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR1 x GXC6EC - High Performance Extract Fan3 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Speed Controller - REB81 x Elta Wall Cowl SWC25/311 x Elta Wall Cowl SWC45/502 x DDMP 10-08 3F 2210W M6A4 DG01 x EBM-Papst D3G133-BF05-14 Double inlet2 x Elta - Room Sensor - Temp/Humid/C021 x Contactor Interface Station - CI91 x Transformer Speed Control - RTRE- 5.0Amp1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x Remote controller FLEX - for VEKO INT1 x Helios TSW 7.5 Amp Transformer speed controller1 x TUNE-R-200-3-M4 - Control Damper1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x Speed Controller - REB2.5-N1 x Transformer 5 Speed Controller - ATC1-2TK1 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x SAVE VSR 300 heat recovery unit1 x Transformer 5 Speed Controller - ATC1-4TK
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Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29
Incredible, Perfect, Silent and Fast delivery ! Thanks "Just...