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)
2 x Potentiometer EGH 01 - for DDMP Fans1 x Transformer Speed Control - RTRE- 7.0Amp1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR2 x DDMP 12-12 3F 1810W M6A4 DG02 x Run On Timer - 5s - 4hrs - RT5A1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x KRJ - 120 Inlet Guard for CBB/CBT fans1 x CBP-18/18-RC Belt Driven Centrifugal Fans1 x Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x Single Deflection Grille 400mm with OBD damper1 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH1 x DDMP 12-12 FLANGE1 x Egg Crate Grille with Dust panel filter 1 inch- 300x3001 x DDMP 12-12 3F 5700W M6M0 DG71 x Chaysol Da 10-10 - 550watt 6p Enclosed Motor1 x DDMP 12-12 1F 1800W M6A4 DA81 x D2E-146-AP47-751 x Anti Vibration Mounts - Large - Pack of 4 - AVM11 x Chaysol Da 10/10 - 550watt - 4 Pole - Flangeless1 x Small Centrifugal Fans CBM/2-133/190 185w1 x G2E160−AL19−56 FLUE FAN1 x Elta Variable Speed Drive IP66 - 7.5KW1 x Elta Variable Speed Drive IP66 - 2.2KW1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x NKS-D swirl diffuser v-300 x 300mm1 x FU 075 52 Frequency Inverter (IP20)1 x Circular Ceiling Diffuser - TST 2001 x Helios VDS-7 Three Phase Transformer 5-Step1 x Elta 10 Amp Electronic single phase speed controller.1 x FU 15 40 Frequency Inverter1 x PCA Diffuser - PCA-3151 x Circular Ceiling Diffuser - TST 1251 x Helios TSD 5.5 Transformer Speed Control (400v)1 x FU 22 25 Frequency Inverter1 x ELTA - Three Phase Transformer 3amps1 x FU 15 16 Frequency Inverter1 x Round ceiling diffuser 400mm1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x ELTA - Three Phase Transformer 10amps1 x Elta Variable Speed Drive IP66 - 4.0KW1 x Elta Variable Speed Drive IP66 - 1.5KW1 x Frequency converter RUCK - FU 075 201 x Circular Ceiling Diffuser - TST 1001 x Frequency converter FU 075 14 - IP661 x Curved Blade Grille 600x600 (2way blow)1 x JSR 200 Painted RAL50181 x Balance S Diffuser - NO RING - 125mm1 x FRQ5-10A Inverter Speed controller1 x Frequency converter RUCK - FU 075 211 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x FU 22 04 Frequency Inverter1 x Balance S Diffuser - NO RING - 100mm1 x Circular Ceiling Diffuser - TST 1601 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x ELTA - Single Phase Transformer 2amps1 x Round ceiling diffuser 200mm1 x Round ceiling diffuser 350mm1 x Electronic extractor fan speed controller - FSC 1.51 x Round ceiling diffuser 300mm1 x EFSC-3N- Single Phase Speed Control1 x Elta 3 Amp Electronic single phase speed controller.1 x Remote Timer Control - 13511 x ELTA - Single Phase Transformer 16amps1 x Elta 6 Amp Electronic single phase speed controller with TK1 x ELTA - Single Phase Transformer 8amps1 x Elta 3 Amp Electronic single phase speed controller with TK1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Airvent ceiling fan controller1 x ELTA - Single Phase Transformer 4amps1 x AIRVENT speed control - AIR4019611 x PCA Diffuser - PCA-2501 x Elta 6 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 12amps1 x EFSC-6N- Single Phase Speed Control1 x Elta Variable Speed Drive IP66 - 1.5KW (1ph to 3ph)1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Helios ZNE Electronic Fan Overrun Timer1 x Push Timer Switch - ZA41 x Time Delay Unit - DT20B1 x Speed Controller - REB101 x CBT-100N Centrifugal1 x Speed Controller - REB81 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x Elta ACO Panel 149-ACO18B1 x Systemair Save Connect 2.0 Internet Module1 x Elta Wall Cowl SWC56/631 x EM30-24 Control Panel Commissioning Service1 x Elta Wall Cowl SWC35/401 x Elta Wall Cowl SWC45/501 x Elta Wall Cowl SWC25/311 x GRA-100 External Grill by S&P1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x Jet Cowl - 315mm1 x Economy Airvent 100mm Fan with Timer1 x Economy Airvent 150mm Fan With Pullcord & Shutters1 x CBB-60N Centrifugal
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Vectaire Elegance Low Energy DMEV Fan Range
£ 131.69
I've had 2 of these fans for 4 years now, and they are great...