• 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

3 x CS2 Current Switch3 x Isolator Switch - ISOSW1 x Helios ZNE Electronic Fan Overrun Timer2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)5 x Single phase speed controller by auto-transformer - RMB 1.5 Amp3 x MWS 3 – Transformer Controller With Motor Protection1 x Time Delay Unit - DT20B1 x 7 Day Programmable TIMECLOCK3 x Multi Input Run On Timer - 0 - 20min - CFCU1 x TTC-2000 Three phase electric heater controller1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp2 x Systemair Save Connect 2.0 Internet Module2 x TG-K Duct temperature sensor2 x TG-K3/NTC10-01 - Duct temperature sensor1 x Elta ACO Panel 149-ACO14E4 x Elta 6 Amp Electronic single phase speed controller with TK1 x CONTROL ECOWATT - Basic3 x Elta Variable Speed Drive IP66 - 0.75KW1 x EM30-24 Electro-Mechanical Control Panel1 x EC-Vent control board1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan2 x Helios HQW-200/2 - IP551 x ACO 149-ACO1/EDV1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp3 x MWS 1.5 – Transformer Controller With Motor Protection4 x WS - Reversing Switch from Helios Fans2 x Transformer 5 Speed Controller - ATC1-12TK2 x BEAS-control module2 x Transformer (silent) speed controller - RE 1.5 Amp1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Elta ACO Panel 149-ACO18B1 x Vent Axia Silent 100T (TIMER)1 x EC-Vent Room Unit1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x EC6H - Reversible Group Fan Electronic Controller1 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x TG-R room temperature sensor1 x Silent 100 Window Kit - windowS2 x Elta 6 Amp Electronic single phase speed controller.1 x Helios HQW-315/4 - IP552 x Helios HQW-630/4 - IP552 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Easy-fix termination kit - High Rise Ventilator - EFT2 x Multiflow SMB550/4-1AC1 x Transformer Speed Control - RTRE- 7.0Amp2 x Vent Axia T-Series Controller1 x HIMF - Mixed Flow Fan 100mm Inline Fan2 x Elta Variable Speed Drive IP66 - 1.5KW (1ph to 3ph)1 x Biflow SB250-CON4-3 - High Temperature Bifurcated Fan2 x Transformer (silent) speed controller - RE 3.0 Amp1 x Airvent ceiling fan controller1 x Speed Controller - REB82 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x PIR Sensor - PIR41 x PIR Sensor - PIR21 x Speed controller with Reverse - REB-1R
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 ...