• 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 150mm Round Equal T Piece1 x Anti Vibration Mounts - Small - Pack of 4 - AVM21 x 150mm - 200mm Round Reducer1 x Elta Variable Speed Drive IP66 - 2.2KW1 x Elta Variable Speed Drive IP66 - 7.5KW1 x FU 15 40 Frequency Inverter1 x FRQ5-4A V2 Inverter Speed Controller1 x FRQ-10A V2 Inverter Speed controller1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x Elta Variable Speed Drive IP66 - 4.0KW1 x Frequency converter RUCK - FU 075 201 x Frequency converter FU 075 14 - IP661 x Elta Variable Speed Drive IP66 - 0.75KW1 x FU 075 52 Frequency Inverter (IP20)1 x FU 22 25 Frequency Inverter1 x ELTA - Three Phase Transformer 3amps1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x FRQ5-10A Inverter Speed controller1 x ELTA - Three Phase Transformer 10amps1 x FU 15 16 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 5.5KW1 x Elta 10 Amp Electronic single phase speed controller.1 x Elta Variable Speed Drive IP66 - 1.5KW1 x Circular Ceiling Diffuser - TST 1251 x FU 075 04 Frequency Inverter (IP20)1 x Frequency converter RUCK - FU 075 211 x FU 22 04 Frequency Inverter1 x NKS-D swirl diffuser v-300 x 300mm1 x PCA Diffuser - PCA-3151 x ELTA - Single Phase Transformer 2amps1 x Balance S Diffuser - NO RING - 125mm1 x Circular Ceiling Diffuser - TST 1001 x Circular Ceiling Diffuser - TST 2001 x Curved Blade Grille 600x600 (2way blow)1 x Round ceiling diffuser 400mm1 x Circular Ceiling Diffuser - TST 1603 x Electronic extractor fan speed controller - FSC 1.51 x JSR 200 Painted RAL50182 x 5-Speed Controller for use with Elta SAX Classic Fans1 x EC6H - Reversible Group Fan Electronic Controller1 x Balance S Diffuser - NO RING - 100mm3 x Elta 6 Amp Electronic single phase speed controller with TK2 x Elta 3 Amp Electronic single phase speed controller with TK1 x Elta 2 Amp Electronic single phase speed controller.1 x EFSC-3N- Single Phase Speed Control1 x Round ceiling diffuser 200mm1 x Elta 3 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 8amps1 x Round ceiling diffuser 300mm1 x ELTA - Single Phase Transformer 16amps1 x Round ceiling diffuser 350mm1 x Airvent ceiling fan controller1 x Round ceiling diffuser 250mm1 x ELTA - Single Phase Transformer 4amps1 x ELTA - Single Phase Transformer 12amps3 x COM-31 x PCA Diffuser - PCA-2501 x EFSC-6N- Single Phase Speed Control1 x Elta 6 Amp Electronic single phase speed controller.2 x Remote Timer Control - 13511 x ELTA - Single Phase Transformer 10amps1 x Run On Timer - 5s - 4hrs - RT5A2 x Push Timer Switch - ZA41 x Helios ZNE Electronic Fan Overrun Timer2 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Time Delay Unit - DT20B2 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x EM30-24 Electro-Mechanical Control Panel1 x ACO 149-ACO1/EDV1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x EC-Vent Room Unit1 x Elta ACO Panel 149-ACO18B1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x EM30-24 Control Panel Commissioning Service1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Elta Wall Cowl SWC56/631 x Elta Wall Cowl SWC35/401 x GRA-100 External Grill by S&P2 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan2 x Remote controller FLEX - for VEKO INT2 x Helios TSW 7.5 Amp Transformer speed controller1 x Transformer 5 Speed Controller - ATC1-12TK1 x Vent Axia ACM 150 inline mixed flow duct fan1 x Helios TSW MCB Amp Transformer speed controller2 x Helios TSW 0.3Amp Compact Transformer speed controller2 x Helios TSW 3 Amp Transformer speed controller1 x RDS 11 Helios Transformer Controller With Motor Protection1 x RDS 7 Helios Transformer Controller With Motor Protection1 x RTRD - Three Phase Speed Controller - 2 Amp1 x Helios TSW 1.5 Amp Transformer speed controller1 x Helios TSW 10 Amp Transformer speed controller1 x Vent Axia ACM 200 inline mixed flow duct fan2 x Vent Axia ACM 100 inline mixed flow duct fan1 x Transformer speed controller - ATC1 - 1.5 Amps1 x Vent Axia ACM 125 inline mixed flow duct fan1 x Systemair Save Connect 2.0 Internet Module1 x DEF-140T Inlet Guard for the CBT-100N1 x MV-B Dual Switch for use with Helios HQW plate fans,1 x Isolator Switch - ISOSW2 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Transformer 5 Speed Controller - ATC1-4TK2 x MWS 3 – Transformer Controller With Motor Protection1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x ERR 20/1 Centrifugal inline fan1 x FAST-TRACK RANGE 90mm - Adaptor For Distribution Box3 x WS - Reversing Switch from Helios Fans1 x MWS 1.5 – Transformer Controller With Motor Protection2 x BEAS-control module1 x Envirovent 4 Way Remote Control Switch - SWHBKRF-43 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Three Phase Transformer controllers - RMT 1.5 Amp2 x CS2 Current Switch1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x ERR 31/1 Centrifugal inline fan1 x Two Speed Switch - REGUL-21 x Transformer Speed Control - RTRE- 12.0Amp1 x Envirovent G4 Filter - SL-G4/F72 x Helios HQW-200/2 - IP551 x Transformer (silent) speed controller - RE 3.0 Amp1 x REE-1 Electronic Speed Controller1 x Helios HQW-630/4 - IP551 x ELM 18 EX Flexible Cuff for ERM 181 x Vent Axia T-Series Controller1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x CBS-60 Outlet Flange for CSB/CBT-602 x Temperature Fan Speed Controller - ATCP4-WMS
Reviews
Duct Mounted Inline Filter - EU4
Duct Mounted Inline Filter - EU4
£ 44.99

Well made and robust, but it was not use for my application ...