Dampers

Dampers including Backdraft dampers and Volume Control dampers.

Displaying 1 to 26 (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 ...
Displaying 1 to 26 (of 71 products)
1 x Speed Controller - REB51 x REB-CVF 0-10v Controller1 x Transformer (silent) speed controller - RE 1.5 Amp2 x Helios RR-250-C Centrifugal inline fan2 x UB47- Universal Insulated Terminal1 x Speed Controller - REB81 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x DDMP 12-12 3F 1810W M6A4 DG01 x MTS10- extractor fan 3 step switch2 x Transformer Speed Control - RTRE- 1.5Amp1 x Elta - Room Sensor - Temp/Humid/C022 x Elta 6 Amp Electronic single phase speed controller.1 x Duct Termination with Mesh - 100mm3 x Speed Controller - REB11 x Helios ESA-1 Surface mounted Speed Control 1amp1 x SD-MUB Vibration pad set2 x VTR 300 STD Filter Kit1 x PIR Sensor - PIR42 x Compact SCD450/4-1AC2 x DDMP 10-08 3F 2210W M6A4 DG01 x TUNE-R-200-3-M0 - Control Damper (NO ACTUATOR)1 x CFI In-line 150 - Carbon Filter1 x EBM-Papst D4E225-BC01-17 Double inlet1 x Helios ZNE Electronic Fan Overrun Timer1 x WSD 100 (1060x1060x70)1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)1 x TUNE-R-200-3-M4 - Control Damper1 x CBT-80N Centrifugal1 x Helios HQW-355/4 - IP551 x Comefri - TLZ 450 R - High Performance Scroll Fan1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x 100mm Round Connector with Damper1 x Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x Flat Roof Terminal -OFT 5 - Asphalt2 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x CBT-100N Centrifugal1 x KBA- Inlet Mounting 2251 x Comefri - TLZ 560 R - High Performance Scroll Fan1 x Elta SCP400/4-1AC - IP552 x AIRVENT speed control - AIR4019611 x LFBR 315 G4 - Helios Inline Filter Box - 315mm2 x SAVE VSR 300 heat recovery unit1 x Quietflow Twin SQTDCV250-1ECL1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt C VR1 x Contactor Interface Station - CI91 x Single Deflection Grille 400mm with OBD damper1 x CBS-100 Outlet Flange for CBT-1001 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x DDMP 07/07 Mounting Flange1 x DDMP 10-10 1F 1000W M6A2 DA51 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x Binks Bullows - Spray Booth Filter1 x CBM Low Pressure Centrifugal Fan - CBM 7/7 6 Pole 72watt CVR1 x Duct Termination with Mesh - 150mm1 x CBM 7/7 147w 4P RE-VR1 x DDMP 12-12 3F 5700W M6M0 DG71 x KBA- Inlet Mounting 1802 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR1 x CBB-60N Centrifugal1 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x TD Mixvent 1100/250 EEXEIIT31 x Duct Termination with Mesh - 450mm1 x CMT-2 180/75 0.75KW - Single inlet centrifugal fan with inlet and outlet flange connections - 200mm1 x CBM Low Pressure Centrifugal Fan - CBM 10/8 4 Pole 373watt CVR1 x Silentub - STUB 1001 x Vertical Cowl and Fan (Single Phase) - RAV400-4-11 x Biflow SB315-CON4-3 - High Temperature Bifurcated Fan1 x Twinflow STDL315-1EC
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 ...