• Model:BDP

Backdraft Dampers - BDP

£ 5.98 (excl. VAT)

£ 7.18 (inc. VAT)

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 maintained closed using a spring..

Also used to prevent movement of odours and air flow in ducting and noise reduction.

Available sizes - 100m to 315mm, Please select above

Download specifications HERE

Available Options

1 x Push Timer Switch - ZA41 x Multi Input Run On Timer - 0 - 20min - CFCU2 x Vent Axia ACM 150 inline mixed flow duct fan1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x Vent Axia ACM 125 inline mixed flow duct fan2 x Transformer (silent) speed controller - RE 3.0 Amp1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x Easy-fix termination kit - High Rise Ventilator - EFT2 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan3 x Single phase speed controller by auto-transformer - RMB 1.5 Amp2 x Remote Timer Control - 13511 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Vent Axia ACM 100 inline mixed flow duct fan1 x CBS-60 Outlet Flange for CSB/CBT-603 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE3 x Transformer (silent) speed controller - RE 1.5 Amp1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT2 x Isolator Switch - ISOSW2 x MTP 10, 10K, Speed control1 x DEF-140T Inlet Guard for the CBT-100N2 x Airvent ceiling fan controller2 x QPTW 250C Acoustic Twin Fan with Controller1 x Multiflow SMB550/4-1AC2 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Systemair Save Connect 2.0 Internet Module1 x Transformer Speed Control - RTRE- 1.5Amp2 x Vent Axia Silent 100T (TIMER)4 x PIR Sensor - PIR21 x Quietflow SQS100-1ECL - Centrifugal Box Fan2 x REB-CVF 0-10v Controller1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x Elta Louvre Shutter - 400mm1 x Elta Wall Cowl SWC35/402 x PIR Sensor - PIR41 x TD Mixvent 800/200 EEXEIIT31 x Elta Wall Cowl SWC25/311 x Mini Diffuser - 100mm1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x Jet Cowl - 315mm1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3002 x Speed Controller - REB1-N1 x AIRVENT speed control - AIR4019611 x Vent Axia ACM 200 inline mixed flow duct fan1 x Silent 100 Window Kit - windowS1 x Speed controller with Reverse - REB-1R1 x Elta Wall Cowl SWC45/501 x CBA-60 Inlet Flange for CBT-601 x UB47- Universal Insulated Terminal1 x MEV300/160 Wireless Boost Switch - SWHWMEV2 x Transformer 5 Speed Controller - ATC1-4TK1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost3 x Remote controller FLEX - for VEKO INT2 x Transformer 5 Speed Controller - ATC1-2TK2 x Helios TSW 7.5 Amp Transformer speed controller2 x Temperature Fan Speed Controller - ATCP4-WMS1 x Helios TSW MCB Amp Transformer speed controller1 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x ERR 20/1 Centrifugal inline fan
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 ...