Dampers

Dampers including Backdraft dampers and Volume Control dampers.

Displaying 1 to 24 (of 67 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
£ 10.53
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 ve...
HD Series Control Damper - 1000mm X 1000mm
HD Series Control Damper - 1000mm X 1000mm
£ 236.25
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
£ 366.45
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
£ 418.95
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
£ 813.75
*** 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
£ 330.75
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
£ 261.45
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
£ 43.24
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
£ 111.23
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
£ 84.26
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
£ 54.63
Back Draught Shutter for duct installation Galvanized sheet steel housing Aluminium flaps ...
RSK400 - Back Draught Shutter
RSK400 - Back Draught Shutter
£ 57.75
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
£ 42.83
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-
£ 20.22
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...
Displaying 1 to 24 (of 67 products)
1 x 220x90mm x 2m Insulated Rectangular Duct1 x 220x90mm Insulated Rectangular Horizontal 90° Bend1 x FSAF560B1DA Silencer 620/121 x Multileaf Volume Control Dampers -600/600 Rectangular Flanged1 x Elta Unpodded Silencer Melinex 1D-450mm1 x Spiral Duct Grille Termination - 315mm1 x 125mm Insulated 90 Degree Bend1 x DA12/12 Feet1 x AL 1000 D4 mounting Feet (Pair)1 x 125mm Insulated 45 Degree Bend1 x Singleflow SSDL100-1EC1 x SLIMPAK 100 EC BOX FAN - 100mm Energy Efficient Acoustic Box Fan1 x Ducting T Piece Equal - 630mm1 x Spigot plate - 630mm1 x Spiral Ducting 1 meter - 630mm1 x ELTA - Single Phase Transformer 4amps1 x KVK SLIM 100 EC - Centrifugal Circular Duct Fan1 x AIRVENT speed control - AIR4019611 x Ducting 45 Degree Bend - 630mm1 x Elta 2 Amp Electronic single phase speed controller.1 x COM-31 x Duct Split Rings (Pair) -630mm1 x Ducting 90 Degree Bend - 630mm1 x ELTA - Single Phase Transformer 8amps1 x Male Ducting Connector - 630mm1 x ELTA - Single Phase Transformer 10amps1 x Electronic extractor fan speed controller - FSC 1.51 x Chaysol DA 7/91 x Elta 3 Amp Electronic single phase speed controller.1 x Elta 6 Amp Electronic single phase speed controller.1 x Pressed Ducting Saddle - 630mm1 x AKOR Mounting Plate for GD model(VIM166423)1 x DPD SAT Delivery Surcharge1 x DV-ROF-V-225 Roof mounted unit1 x Curved boot - 180mm1 x CAB-200 ECOWATT Energy Efficient Acoustic Box Fan1 x FSD-C Motorised Failsafe Single Blade Fire/Smoke Damper with Actuator - 180mm1 x MELINEX 250mm Circular Inline Silencers -SLU-9001 x Ducting 45 Degree Bend - 500mm1 x Jetflow Silent SJMF-S 200-1EC1 x Helios GigaBox 560mm GBD 560/4/4 T120 centrifugal1 x Female Ducting Connector - 250mm1 x CBT-100 N (230/400V50HZ) LG270-EXDIIBT41 x Ducting Reducers Short - 315mm-250mm1 x HCFT/4-400/H-BPN E20,P 0.25KW1 x Elta Unpodded Silencer Melinex 1D-500mm1 x Elta Cased Axial Flange - 560mm1 x Elta Raptor SFB ATEX Plate Mounted Axial Fan- 560mm1 x Universal Pipe Fixing Clip1 x Elta SLC1000/4C-3AC - IP55
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 50.56

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