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...
OBD 450x450 -  for use with 4WAY-595
OBD 450x450 - for use with 4WAY-595
£ 19.95
OBD 450x450 - for use with 4WAY-595...
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...
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 ...
TUNE-R-80-3-M0 - Control Damper (NO ACTUATOR)
TUNE-R-80-3-M0 - Control Damper (NO ACTUATOR)
£ 42.90
Function Tune-R-3 is control damper for round ducts. It has blade tightness class 1 and casing tightness class C tested according to EN 1751. A1 version is ideal in simple installations for regulatin...
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 ...
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...
TUNE-R-160-3-M0 - Control Damper  (NO ACTUATOR)
TUNE-R-160-3-M0 - Control Damper (NO ACTUATOR)
£ 51.69
Function Tune-R-3 is control damper for round ducts. It has blade tightness class 4 and casing tightness class C tested according to EN 1751. A1 version is ideal in simple installations for regulatin...
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 ...
TUNE-R-200-3-M0 - Control Damper (NO ACTUATOR)
TUNE-R-200-3-M0 - Control Damper (NO ACTUATOR)
£ 55.85
Function Tune-R-3 is control damper for round ducts. It has blade tightness class 1 and casing tightness class C tested according to EN 1751. A1 version is ideal in simple installations for regulatin...
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...
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...
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...
TUNE-R-250-3-M0 - Control Damper (NO ACTUATOR)
TUNE-R-250-3-M0 - Control Damper (NO ACTUATOR)
£ 93.45
Function Tune-R-3 is control damper for round ducts. It has blade tightness class 1 and casing tightness class C tested according to EN 1751. A1 version is ideal in simple installations for regulatin...
RSK450 - Back Draught Shutter
RSK450 - Back Draught Shutter
£ 99.00
Back Draught Shutter for duct installation Galvanized sheet steel housing Aluminium flaps ...
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...
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...
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...
TUNE-R-400-3-M0 - Control Damper
TUNE-R-400-3-M0 - Control Damper
£ 115.79
PART NUM: 42829 Function Tune-R-1 is control damper for round ducts. It has blade tightness class 1 and casing tightness class C tested according to EN 1751. A1 version is ideal in simple installati...
Displaying 1 to 24 (of 66 products)
1 x DV-ROF-V-225 Roof mounted unit1 x Purlin Box 400/450 for RAW Cowls1 x JBS-1250 Flat Roof Upstand for HCTT/4-1000/B1 x Inclined Kurb support for CTVB/T Fans - BI-51 x IBC - Plastic Container 1000l1 x Ancillary Pack for SLC-4501 x Etaline 500mm - D4 01 3 Phase1 x Purlin Box 300/315 for RAW Cowls1 x Connection Lead for Td ecowatt & PIR sensor1 x Helios GigaBox 500mm GBD 500/4/4 centrifugal1 x Etamaster EM 200 EC 01 inline mix-vent fan1 x AMCL1002 - LPHW coil only1 x Soler & Palau - HCBT/4-800/H-B FLOW ( Supply Air Fan) - IP551 x Jetflow-HIT Metal inline - 125mm1 x External weather louvre 500w x 500h - WL501 x Pressed Ducting Saddle - 630mm1 x Raptor SDA350/4-1AC1 x HCF - Ceiling Fan 1200mm (48 inch)1 x AL 315 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x Elta SLC355/4-3AC - IP551 x 2mtr Round Ducting - 150mm1 x Flanged Spigot - 630mm1 x Multiflow SMB650/4-1AC1 x Acoustic Box Fans (Inline) - CAB-1251 x CBMT/Q 400-55 1 HEATER KIT1 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x 204x60mm x 500mm Long Hi-Flow Duct Silencer1 x 150mm Round 45 Degree Bend1 x CBMT/Q 500-17 3 HEATER KIT1 x Multileaf Volume Control Dampers -600/600 Rectangular Flanged1 x KVK 500 (3Ph/400V)1 x HCFT/6-800-H plastic impeller plate fan1 x Soler & Palau - HCBT/6-800/H - IP651 x Singleflow SSDL500-1EC1 x Gorilla HVLSX501 x Elta Wall Cowl SWC25/311 x Motorised Volume Control Damper - 400mm1 x 204x60mm 45 Degree Vertical Bend1 x Elta Qube SQU Centrifugal Box Fan - SQU2/4-3 - Three Phase1 x 204x60mm Elbow Bend with 100mm Fixed Spigot1 x Round ceiling diffuser 350mm1 x Helios HRFW 355/4 TK
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 ...