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 Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x Systemair Save Connect 2.0 Internet Module1 x Envirovent G4 Filter - SL-G4/F72 x WS - Reversing Switch from Helios Fans2 x EC6H - Reversible Group Fan Electronic Controller2 x Helios HQW-630/4 - IP552 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS4 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x MWS 1.5 – Transformer Controller With Motor Protection2 x Speed Controller - REB52 x TG-R room temperature sensor2 x Easy-fix termination kit - High Rise Ventilator - EFT2 x EBM-Papst D4E225-BC01-17 Double inlet1 x Transformer Speed Control - RTRE- 7.0Amp3 x Helios HQW-200/4 - IP553 x Transformer (silent) speed controller - RE 3.0 Amp2 x Electronic extractor fan speed controller - FSC 1.54 x PIR Sensor - PIR21 x Isolator Switch - EFF-ISO1 x Speed Controller - REB102 x RDH FLEX-SQUARE - ADH/RDH 04501 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE2 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x Transformer 5 Speed Controller - ATC1-8TK1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Vent Axia ACM 200 inline mixed flow duct fan2 x Vent Axia Silent 100T (TIMER)2 x PIR Sensor - PIR42 x Helios HQW-315/4 - IP551 x Transformer (silent) speed controller - RE 5.0 Amp4 x SG-200 Fan Guard for the HQW 2001 x Remote Timer Control - 13511 x Elta Variable Speed Drive IP66 - 2.2KW3 x REB-CVF 0-10v Controller1 x Airvent ceiling fan controller1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR3 x DDMP 12-12 3F 1810W M6A4 DG01 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Multiflow SMB550/4-1AC1 x REE-1 Electronic Speed Controller1 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x Isolator Switch - ISOSW4 x MTP 10, 10K, Speed control1 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x TUNE-R-200-3-M1 - Control Damper1 x Helios TSW 1.5 Amp Transformer speed controller1 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR1 x Vertical Cowl and Fan (Single Phase) - RAV400-4-13 x Transformer Speed Control - RTRE- 1.5Amp1 x Speed Controller - REB1-N2 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x CBM 9-9 550w 4P VR (Open Motor)2 x Speed Controller - REB11 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x Vent Axia T-Series Controller2 x MTS10- extractor fan 3 step switch2 x Transformer speed controller - ATC1 - 1.5 Amps1 x Skyflow SSR Horizontal Roof Cowl SSR80B1 x CFI In-line 425 - Carbon Filter1 x CBS-60 Outlet Flange for CSB/CBT-601 x REE-2 Electronic Speed Controller1 x CBA-60 Inlet Flange for CBT-602 x Helios HQW-250/4 - IP552 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x Two Speed Switch - REGUL-21 x Elta 10 Amp Electronic single phase speed controller.2 x DDMP 10-08 3F 2210W M6A4 DG01 x Compact SCD450/4-1AC1 x Transformer 5 Speed Controller - ATC1-2TK1 x Helios RR-250-C Centrifugal inline fan3 x QPTW 250C Acoustic Twin Fan with Controller1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Elta Wall Cowl SWC56/631 x ERR 20/1 Centrifugal inline fan1 x 7 Day Programmable TIMECLOCK1 x Elta Variable Speed Drive IP66 - 0.75KW1 x FRQ5-10A Inverter Speed controller1 x CBM 12-12 1100w 6P Three Phase1 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x Speed controller with Reverse - REB-1R1 x Transformer 5 Speed Controller - ATC1-4TK2 x Quietflow Twin SQTDCV250-1ECL1 x Transformer Speed Control - RTRE- 12.0Amp1 x Elta Louvre Shutter - 400mm1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x Elta Wall Cowl SWC35/401 x UB47- Universal Insulated Terminal1 x Silent 100 Window Kit - windowS1 x CBT-100N Centrifugal1 x Comefri - TLZ 450 R - High Performance Scroll Fan1 x CBA-100 Inlet Flange for CBT-1001 x Elta Wall Cowl SWC45/501 x Helios ESA-1 Surface mounted Speed Control 1amp1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x TG-K Duct temperature sensor1 x Ancillary Pack for SLC-900 for SLC900/4A-3AC and SLC900/8-3AC2 x TecFire Intumescent Damper - Rectangular 400x400mm2 x 125mm Round Connector with Damper1 x CBB-80N Centrifugal1 x Elta Variable Speed Drive IP66 - 1.5KW1 x GXC6EC - High Performance Extract Fan1 x Envirovent 4 Way Remote Control Switch - SWHBKRF-41 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.1 x CBM Low Pressure Centrifugal Fan - CBM 12/9 6 Pole 736watt C1 x DPD 12PM Delivery Surcharge1 x CBT-130N Centrifugal ATEX II 2G Exd IIB T4
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Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29
Incredible, Perfect, Silent and Fast delivery ! Thanks "Just...