Dampers

Dampers including Backdraft dampers and Volume Control dampers.

Displaying 1 to 28 (of 71 products)
Backdraft Dampers - BDP
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...
DAOSL Back Draft Damper
DAOSL Back Draft Damper
£ 11.49
The DAOSL back draft damper has aluminium lamellae which open during the air flow in one direction and close when the fan motor is inactive. When no air is flowing, the lamellae are maintained in a ...
HD Series Control Damper - 1000mm X 1000mm
HD Series Control Damper - 1000mm X 1000mm
£ 248.06
The HD series damper range offers blade profiles that provides air volume control through to low closed blade leakage characteristics, that have been designed for systems where high air pressures a...
HD Series Control Damper - 2000mm X 1000mm
HD Series Control Damper - 2000mm X 1000mm
£ 384.77
The HD series damper range offers blade profiles that provides air volume control through to low closed blade leakage characteristics, that have been designed for systems where high air pressures a...
HD Series Control Damper - 2300mm X 1000mm
HD Series Control Damper - 2300mm X 1000mm
£ 439.90
The HD series damper range offers blade profiles that provides air volume control through to low closed blade leakage characteristics, that have been designed for systems where high air pressures a...
HD Series Control Damper - 3000mm X 1500mm
HD Series Control Damper - 3000mm X 1500mm
£ 854.44
*** THIS IS SUPPLIED IN 2 x 1450mm W x 1500mm H with joining strips *** The HD series damper range offers blade profiles that provides air volume control through to low closed blade leakage cha...
HD-LL Series  - 100mm with NFA-S2, Multi Voltage Damper Actuator
HD-LL Series - 100mm with NFA-S2, Multi Voltage Damper Actuator
£ 347.29
Low Leakage Control Damper, HD-LL Series, Non Insulated Aluminium Blades, Circular, 140mm Case Depth, Electric Motor, NFA-S2 (SC) 100mm DIA The HD-LL series damper has been designed for a...
HD-LL Series  600x600
HD-LL Series 600x600
£ 274.52
The HD-LL series damper has been designed for air conditioning and ventilation systems requiring air control and low closed blade leakage performance. The aerodynamic aluminium reinforced blade design...
Motorised Volume Control Damper - 400mm
Motorised Volume Control Damper - 400mm
£ 325.06
Motorised Volume Control Damper - 400mm 230v Actuator....
Multileaf Volume Control Dampers - Circular Spigoted Case - MVCD
Multileaf Volume Control Dampers - Circular Spigoted Case - MVCD
£ 49.94
Multileaf Volume Control Dampers - Circular Spigoted Case Balancing dampers were formulated to provide accurate control of airflow within ventilating and air conditioning systems combined with low ...
Multileaf Volume Control Dampers -500/500 Rectangular Flanged
Multileaf Volume Control Dampers -500/500 Rectangular Flanged
£ 128.47
Multileaf Volume Control Dampers - Rectangular/Square Flanged Size 500mm x 500mm Balancing dampers were formulated to provide accurate control of airflow within ventilating and air conditioning syst...
Multileaf Volume Control Dampers -600/600 Rectangular Flanged
Multileaf Volume Control Dampers -600/600 Rectangular Flanged
£ 97.32
Multileaf Volume Control Dampers - Rectangular/Square Flanged Size 600mm x 600mm Balancing dampers were formulated to provide accurate control of airflow within ventilating and air conditioning syst...
OBD 450x450 -  for use with 4WAY-595
OBD 450x450 - for use with 4WAY-595
£ 19.95
OBD 450x450 - for use with 4WAY-595...
RSK355 - Back Draught Shutter
RSK355 - Back Draught Shutter
£ 79.41
Back Draught Shutter for duct installation Galvanized sheet steel housing Aluminium flaps ...
RSK400 - Back Draught Shutter
RSK400 - Back Draught Shutter
£ 90.04
Back Draught Shutter for duct installation Galvanized sheet steel housing Aluminium flaps ...
RSK450 - Back Draught Shutter
RSK450 - Back Draught Shutter
£ 103.95
Back Draught Shutter for duct installation Galvanized sheet steel housing Aluminium flaps ...
S & P Backdraft Damper - MCA
S & P Backdraft Damper - MCA
£ 44.97
Back-draft dampers by S&P for the TD-Silent range and inline fans. Note: Our BDP range of backdraft dampers will also work, but those are inserted in the ducting as opposed to straight onto the fan ...
Single Blade Regulating Dampers - SB-
Single Blade Regulating Dampers - SB-
£ 23.35
Single Blade Regulating Dampers Specifications Case 0.8mm Zintec coated Mild Steel Blade 1.2mm Galvanised Coated Mild Steel Bushes Nylon 66 Injection Moulded Bushes Spindles 12.5mm MAZAK Alloy ...
SPI-100 C Iris damper
SPI-100 C Iris damper
£ 36.75
The SPI is an iris damper for measuring and adjusting the air flow. The SPI has the following specifications: low noise level, centrically-formed air flow and fixed test points for precise measurement...
SPI-125 C Iris damper
SPI-125 C Iris damper
£ 44.10
The SPI is an iris damper for measuring and adjusting the air flow. The SPI has the following specifications: low noise level, centrically-formed air flow and fixed test points for precise measurement...
SPI-150 C Iris damper
SPI-150 C Iris damper
£ 47.92
The SPI is an iris damper for measuring and adjusting the air flow. The SPI has the following specifications: low noise level, centrically-formed air flow and fixed test points for precise measurement...
SPI-200 C Iris damper
SPI-200 C Iris damper
£ 51.85
The SPI is an iris damper for measuring and adjusting the air flow. The SPI has the following specifications: low noise level, centrically-formed air flow and fixed test points for precise measurement...
SPI-250 C Iris damper
SPI-250 C Iris damper
£ 70.35
The SPI is an iris damper for measuring and adjusting the air flow. The SPI has the following specifications: low noise level, centrically-formed air flow and fixed test points for precise measurement...
SPI-315 C Iris damper
SPI-315 C Iris damper
£ 105.01
The SPI is an iris damper for measuring and adjusting the air flow. The SPI has the following specifications: low noise level, centrically-formed air flow and fixed test points for precise measurement...
SS Series Slimseal 800mmx800mm Damper
SS Series Slimseal 800mmx800mm Damper
£ 214.99
Control Damper, SS Series Slimseal, 30mm Flange, 65mm Case Depth, Extended Spindle, Die-Cast Spindle 800mm W x 800mm H The SS Series Control and Low Leakage Damper has been designed for installation ...
Stainless Steel Single Blade Regulating Damper -150mm
Stainless Steel Single Blade Regulating Damper -150mm
£ 58.57
Stainless Steel Single Blade Regulating Dampers 150mm size, 304 Grade...
Stainless Steel Single Blade Regulating Damper -200mm
Stainless Steel Single Blade Regulating Damper -200mm
£ 115.00
Stainless Steel Single Blade Regulating Dampers 200mm size, 304 Grade...
Displaying 1 to 28 (of 71 products)
1 x NKS-D swirl diffuser v-300 x 300mm1 x Elta 10 Amp Electronic single phase speed controller.1 x Circular Ceiling Diffuser - TST 1251 x ELTA - Single Phase Transformer 2amps1 x Round ceiling diffuser 400mm1 x Circular Ceiling Diffuser - TST 2001 x Circular Ceiling Diffuser - TST 1001 x EC6H - Reversible Group Fan Electronic Controller1 x Balance S Diffuser - NO RING - 100mm1 x Electronic extractor fan speed controller - FSC 1.51 x Circular Ceiling Diffuser - TST 1601 x JSR 200 Painted RAL50181 x Curved Blade Grille 600x600 (2way blow)1 x Elta 3 Amp Electronic single phase speed controller.1 x Elta 2 Amp Electronic single phase speed controller.1 x Round ceiling diffuser 300mm1 x EFSC-3N- Single Phase Speed Control1 x Round ceiling diffuser 200mm1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x ELTA - Single Phase Transformer 4amps1 x AIRVENT speed control - AIR4019612 x Airvent ceiling fan controller1 x Elta 6 Amp Electronic single phase speed controller.1 x PCA Diffuser - PCA-2501 x Run On Timer - 5s - 4hrs - RT5A1 x Time Delay Unit - DT20B1 x Speed Controller - REB31 x TTC-2000 Three phase electric heater controller1 x Transformer (silent) speed controller - RE 1.5 Amp1 x ACO8AC/EC AutoChangeover panel2 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Elta ACO Panel 149-ACO14E1 x EC-Vent control board1 x ACO 149-ACO1/EDV1 x EM30-24 Electro-Mechanical Control Panel1 x EC-Vent Room Unit1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x Systemair Save Connect 2.0 Internet Module1 x Elta ACO Panel 149-ACO18B1 x CBT-100N Centrifugal1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x Single Deflection Grille 400mm with OBD damper1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt C VR1 x CBB-60N Centrifugal1 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH1 x Mini Diffuser - 100mm1 x Chaysol DA 9/9 3 speed1 x Egg Crate Grille with Dust panel filter 1 inch- 300x3001 x Economy Airvent 150mm Fan With Pullcord & Shutters1 x Economy Airvent 100mm Fan with Timer1 x Chaysol da 9-7 - 3 Speed1 x DV-ROF-V-225 Roof mounted unit1 x Same Day Shipping Surcharge - City Sprint1 x Biflow SB250-CON4-1 - High Temperature Bifurcated Fan1 x DV-ROF-V-315 Roof mounted unit1 x DPD 10:30AM Delivery Surcharge1 x D2E-146-AP47-751 x Manrose 150mm - XF150BP1 x 18M - 80mm PVC flexible ducting1 x Manrose T12 STANDARD Transformer- T12S1 x Acoustic Box Fans (Inline) - CAB-1001 x Manrose 150mm - XF150BHP1 x Economy Airvent 150mm Fan1 x Impeller Side Guard - 800mm1 x Control board kit Smarty 4X P 1.1 F2 Fan 230V1 x Manrose T12 TIMER Transformer- T12T1 x DPD SATURDAY Delivery Surcharge1 x Pallet Delivery Surcharge1 x Economy Airvent 100mm Fan with Timer/Humidistat/Pullcord1 x Chaysol da 9-7 - V7099331 x CAB-150 ECOWATT Energy Efficient Acoustic Box Fan1 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x Round ceiling diffuser 350mm1 x Push Timer Switch - ZA41 x Helios ZNE Electronic Fan Overrun Timer1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x 7 Day Programmable TIMECLOCK1 x Speed Controller - REB51 x MWS 5 – Transformer Controller With Motor Protection Unit
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 58.40

I have a loft mount extractor fan which was very noisy. I ...