• 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 Double Inlet Forward Curved Centrifugal Fans - FDA-450-CM1 x RDH Flange - 04001 x Elta Variable Speed Drive IP66 - 2.2KW1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x FU 15 40 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 7.5KW1 x FRQ5-4A V2 Inverter Speed Controller1 x FU 075 52 Frequency Inverter (IP20)1 x FRQ-10A V2 Inverter Speed controller1 x Elta Variable Speed Drive IP66 - 4.0KW1 x Frequency converter FU 075 14 - IP661 x FU 22 25 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 0.75KW1 x Elta Variable Speed Drive IP66 - 1.5KW1 x Frequency converter RUCK - FU 075 201 x FU 15 16 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 5.5KW1 x FRQ5-10A Inverter Speed controller1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x FU 075 04 Frequency Inverter (IP20)1 x ELTA - Three Phase Transformer 10amps1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x ELTA - Three Phase Transformer 3amps1 x Elta 10 Amp Electronic single phase speed controller.1 x FU 22 04 Frequency Inverter1 x Frequency converter RUCK - FU 075 211 x ELTA - Single Phase Transformer 2amps1 x NKS-D swirl diffuser v-300 x 300mm1 x Electronic extractor fan speed controller - FSC 1.51 x EC6H - Reversible Group Fan Electronic Controller1 x Balance S Diffuser - NO RING - 125mm1 x Circular Ceiling Diffuser - TST 1251 x PCA Diffuser - PCA-3151 x Elta 2 Amp Electronic single phase speed controller.1 x Elta 3 Amp Electronic single phase speed controller with TK1 x Circular Ceiling Diffuser - TST 1001 x ELTA - Single Phase Transformer 8amps1 x Curved Blade Grille 600x600 (2way blow)1 x Airvent ceiling fan controller1 x 5-Speed Controller for use with Elta SAX Classic Fans1 x Elta 6 Amp Electronic single phase speed controller with TK1 x Circular Ceiling Diffuser - TST 2001 x ELTA - Single Phase Transformer 16amps1 x Round ceiling diffuser 400mm1 x ELTA - Single Phase Transformer 12amps1 x Elta 3 Amp Electronic single phase speed controller.1 x EFSC-3N- Single Phase Speed Control3 x COM-31 x Circular Ceiling Diffuser - TST 1601 x ELTA - Single Phase Transformer 4amps1 x AIRVENT speed control - AIR4019611 x EFSC-6N- Single Phase Speed Control1 x Balance S Diffuser - NO RING - 100mm1 x Round ceiling diffuser 200mm1 x Elta 6 Amp Electronic single phase speed controller.1 x Round ceiling diffuser 300mm1 x PCA Diffuser - PCA-2501 x ELTA - Single Phase Transformer 10amps1 x Round ceiling diffuser 250mm1 x Round ceiling diffuser 350mm1 x Run On Timer - 5s - 4hrs - RT5A1 x TEM 050 - 5 Speed Transformer Speed Control1 x Transformer speed controller - ATC1 - 1.5 Amps2 x Vent Axia ACM 150 inline mixed flow duct fan1 x Helios TSW 7.5 Amp Transformer speed controller3 x Push Timer Switch - ZA42 x Vent Axia ACM 100 inline mixed flow duct fan2 x Three Phase Transformer controllers - RMT 1.5 Amp3 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Remote controller FLEX - for VEKO INT2 x Transformer 5 Speed Controller - ATC1-10TK2 x Transformer 5 Speed Controller - ATC1-8TK2 x Helios TSW 3 Amp Transformer speed controller1 x Transformer 5 Speed Controller - ATC1-4TK2 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Envirovent 4 Way Remote Control Switch - SWHBKRF-42 x Vent Axia ACM 125 inline mixed flow duct fan1 x CS2 Current Switch2 x Single phase speed controller by auto-transformer - RMB 1.5 Amp2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)3 x MWS 3 – Transformer Controller With Motor Protection1 x Time Delay Unit - DT20B1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Isolator Switch - ISOSW1 x 7 Day Programmable TIMECLOCK1 x Systemair Save Connect 2.0 Internet Module1 x TG-K Duct temperature sensor1 x TTC-2000 Three phase electric heater controller1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp
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