Non Return Valves & Shutters
Non Return Shutters
Displaying 1 to 16 (of 16 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...
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 16 (of 16 products)
3 x Vent Axia ACM 150 inline mixed flow duct fan2 x Remote Timer Control - 13511 x Run On Timer - 5s - 4hrs - RT5A2 x Push Timer Switch - ZA41 x Helios ZNE Electronic Fan Overrun Timer1 x Time Delay Unit - DT20B2 x Multi Input Run On Timer - 0 - 20min - CFCU2 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller2 x ACO8AC/EC AutoChangeover panel1 x Elta ACO Panel 149-ACO14E2 x Multiflow SMB550/4-1AC1 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x ACO 149-ACO1/EDV1 x EM30-24 Electro-Mechanical Control Panel1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x Elta ACO Panel 149-ACO18B1 x EC-Vent Room Unit1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6302 x Systemair Save Connect 2.0 Internet Module1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x EM30-24 Control Panel Commissioning Service1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3553 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Remote controller FLEX - for VEKO INT2 x Helios TSW 7.5 Amp Transformer speed controller2 x Elta 10 Amp Electronic single phase speed controller.1 x NKS-D swirl diffuser v-300 x 300mm1 x ELTA - Single Phase Transformer 2amps1 x Circular Ceiling Diffuser - TST 1251 x Circular Ceiling Diffuser - TST 1001 x Balance S Diffuser - NO RING - 125mm1 x PCA Diffuser - PCA-3151 x Versio Square Ceiling Diffusers - RS143 x Electronic extractor fan speed controller - FSC 1.52 x Round ceiling diffuser 400mm1 x Curved Blade Grille 600x600 (2way blow)4 x EC6H - Reversible Group Fan Electronic Controller1 x Circular Ceiling Diffuser - TST 1601 x JSR 200 Painted RAL50182 x Vent Axia ACM 100 inline mixed flow duct fan2 x Elta 3 Amp Electronic single phase speed controller with TK1 x Versio Square Ceiling Diffusers - RS141 x Elta 2 Amp Electronic single phase speed controller.1 x Elta 3 Amp Electronic single phase speed controller.2 x Airvent ceiling fan controller1 x Balance S Diffuser - NO RING - 100mm1 x ELTA - Single Phase Transformer 8amps1 x ELTA - Single Phase Transformer 16amps1 x EFSC-3N- Single Phase Speed Control1 x Round ceiling diffuser 300mm1 x ELTA - Single Phase Transformer 12amps2 x Round ceiling diffuser 200mm2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)3 x COM-31 x ELTA - Single Phase Transformer 4amps1 x Flakt Woods ME 1.1 speed controller 1amp - EA9011571 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)2 x AIRVENT speed control - AIR4019613 x Vent Axia ACM 125 inline mixed flow duct fan1 x EFSC-6N- Single Phase Speed Control1 x Round ceiling diffuser 250mm2 x Elta 6 Amp Electronic single phase speed controller.1 x Elta Variable Speed Drive IP66 - 0.75KW (1ph to 3ph)1 x Round ceiling diffuser 350mm1 x Isolator Switch - ISOSW1 x ELTA - Single Phase Transformer 10amps1 x Elta Variable Speed Drive IP66 - 1.5KW (1ph to 3ph)3 x Single phase speed controller by auto-transformer - RMB 1.5 Amp2 x TG-K Duct temperature sensor1 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x REB-CVF 0-10v Controller2 x Speed Controller - REB1-N3 x MTP 10, 10K, Speed control3 x Speed Controller - REB11 x GRA-100 External Grill by S&P1 x VEKA INT 2000/15.0-L1 EKO1 x Elta Wall Cowl SWC35/402 x Helios TSW 1.5 Amp Transformer speed controller3 x CS2 Current Switch2 x Speed Controller - REB51 x Transformer (silent) speed controller - RE 1.5 Amp2 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted2 x TG-R room temperature sensor1 x BEAS-control module3 x Elta 6 Amp Electronic single phase speed controller with TK1 x Transformer (silent) speed controller - RE 5.0 Amp2 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven1 x Elta Variable Speed Drive IP66 - 0.75KW1 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x REE-2 Electronic Speed Controller1 x CBM 9-9 550w 4P VR (Open Motor)1 x MTS10- extractor fan 3 step switch3 x PIR Sensor - PIR21 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)2 x MEV Spider Wireless boost Switch - MEV-SWH-W2 x TG-K Duct temperature sensor2 x UB47- Universal Insulated Terminal4 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x Helios TSD 5.5 Transformer Speed Control (400v)2 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE2 x Transformer 5 Speed Controller - ATC1-4TK2 x Transformer 5 Speed Controller - ATC1-8TK2 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Transformer 5 Speed Controller - ATC1-12TK1 x Capacitor 2uf for use with the EBM A4E range1 x DDMP 09-09 3F 2130W M6A4 DG03 x Transformer Speed Control - RTRE- 12.0Amp1 x Contactor Interface Station - CI91 x Elta - Room Sensor - Temp/Humid/C021 x EBM-Papst D4E225-BC01-17 Double inlet1 x Mini Diffuser - 100mm1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x Elta Wall Cowl SWC56/631 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x Elta Wall Cowl SWC25/311 x EBM-Papst D3G133-BF05-14 Double inlet1 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x Elta Wall Cowl SWC45/501 x CBP-18/18-RC Belt Driven Centrifugal Fans2 x QPTW 250C Acoustic Twin Fan with Controller1 x CO2 Room Sensor - CO2-R1 x Helios TSW 3 Amp Transformer speed controller2 x Three Phase Transformer controllers - RMT 1.5 Amp1 x Transformer 5 Speed Controller - ATC1-10TK1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven3 x Single phase speed controller by auto-transformer - RMB 8.0 Amp3 x WS - Reversing Switch from Helios Fans2 x REE-1 Electronic Speed Controller1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x MWS 3 – Transformer Controller With Motor Protection2 x Helios HQW-200/4 - IP551 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x Speed Controller - REB101 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Isolator Switch - EFF-ISO2 x Helios HQW-200/2 - IP551 x Transformer Speed Control - RTRE- 7.0Amp2 x Helios HQW-315/4 - IP551 x Elta Variable Speed Drive IP66 - 2.2KW1 x Transformer Speed Control - RTRE- 1.5Amp1 x Helios HQW-630/4 - IP552 x Vent Axia T-Series Controller2 x Vent Axia Silent 100T (TIMER)2 x Silent 100 Window Kit - windowS3 x Transformer (silent) speed controller - RE 3.0 Amp1 x DEF-CBM-RE-7 - Protection Guard2 x Helios HQW-250/4 - IP553 x DEF-140T Inlet Guard for the CBT-100N1 x Speed Controller - REB81 x DDMP 09/09 Mounting Flange1 x VTR 300 STD Filter Kit1 x DDMP 12-12 3F 1810W M6A4 DG01 x Speed Controller - REB2.5-N1 x TD160-NT Mixvent - 100mm - TD160 Timer1 x PIR Sensor - PIR41 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x Jet Cowl - 315mm1 x VTR 500 STD Filter Kit1 x SPI-100 C Iris damper1 x Envirovent 4 Way Remote Control Switch - SWHBKRF-41 x Speed controller with Reverse - REB-1R1 x Helios TSW 0.3Amp Compact Transformer speed controller1 x MV-B Dual Switch for use with Helios HQW plate fans,1 x Helios TSW MCB Amp Transformer speed controller1 x ERR 20/1 Centrifugal inline fan1 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT1 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x SG-200 Fan Guard for the HQW 2001 x TUNE-R-200-3-M1 - Control Damper1 x Compact SCD450/4-1AC1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x Speed Controller - REB161 x TUNE-R-200-3-M2 - Control Damper1 x Singleflow SSDL315-1EC1 x CBA-100 Inlet Flange for CBT-1001 x IR24-P - Presence detector1 x Temperature Fan Speed Controller - ATCP4-WMS1 x Vent Axia SC5001 - Speed controller1 x Transformer speed controller - ATC1 - 1.5 Amps1 x ERR 31/1 Centrifugal inline fan1 x Transformer Speed Control - RTRE- 5.0Amp1 x Envirovent G4 Filter - SL-G4/F71 x Two Speed Switch - REGUL-21 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF450/4-1AC - Single Phase1 x CSB-60 Centrifugal fan1 x DS-2 2-Speed Switch (3 Phase)
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Soler & Palau TCBB/4-450/H - IP65
£ 505.88
Delivered super promptly yesterday, next day. Only just fitt...