Dampers

Dampers including Backdraft dampers and Volume Control dampers.

Displaying 1 to 24 (of 66 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
£ 225.00
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
£ 349.00
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
£ 399.00
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
£ 775.00
*** 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
£ 315.00
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
£ 249.00
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
£ 309.58
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
£ 52.03
Back Draught Shutter for duct installation Galvanized sheet steel housing Aluminium flaps ...
RSK400 - Back Draught Shutter
RSK400 - Back Draught Shutter
£ 55.00
Back Draught Shutter for duct installation Galvanized sheet steel housing Aluminium flaps ...
RSK450 - Back Draught Shutter
RSK450 - Back Draught Shutter
£ 99.00
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
£ 35.00
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
£ 42.00
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
£ 45.64
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
£ 49.38
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
£ 67.00
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
£ 100.01
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 66 products)
1 x HCFT/4-400mm plastic impeller plate fan1 x Elta SCP400/4-1AC - IP551 x TCDH-EXD Atex roof mounted Series1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x Commercial Thermostat - TH161 x Elta Turboflow-TF - 630mm - Three phase1 x Ducting 90 Degree Bend - 100mm1 x AMD-630/2 - High Performance Cased Axial Fan1 x Male Ducting Connector - 100mm1 x AMD 225/2/2 High Pressure Long Cased Axial Fan1 x HRT/4-400-BPN1 x Soler & Palau - Contra Rotating TCBTx2-630 - IP651 x TCDH-EXD Atex roof mounted Series1 x GB-WSD 560 Weather Protection hood for the Giga-Box Fans - 560mm1 x BEAS-control module1 x Elta SLC630/4-1AC - IP551 x Soler & Palau TCBB/2-250/H - IP541 x 220x90mm to 204x60mm Rectangular Adapter1 x Ducting T Piece Equal - 100mm1 x TXBR-250 Ecowatt1 x CS2 Current Switch1 x 150mm - 200mm Round Reducer1 x KVK SLIM 160 EC - Centrifugal Circular Duct Fan1 x Ducting 45 Degree Bend - 160mm1 x CAB-150 ECOWATT Energy Efficient Acoustic Box Fan1 x Raptor SDA350/4-1EC1 x Helios GigaBox 450mm GBD 450/4/4 centrifugal1 x Universal Pipe Fixing Clip1 x Elta Variable Speed Drive IP66 - 4.0KW1 x HD Series Control Damper - 2300mm X 1000mm1 x Ducting 45 Degree Bend - 710mm1 x 150mm Round Equal T Piece1 x HV-RC 230mm (With Wall Kit)1 x Classic SAX23/9A Window/Wall Mounted1 x Duct Termination with Mesh - 710mm1 x Ducting 45 Degree Bend - 250mm1 x 150mm Round 45 Degree Bend1 x Elta HWFA-650 Oscillating Wall Fan1 x ELTA - Three Phase Transformer 3amps1 x Spiral Duct Grille Termination - 160mm1 x FU 15 16 Frequency Inverter1 x Spigot plate - 200mm1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)
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 ...