• 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 TTC-2000 Three phase electric heater controller1 x EC-Vent control board1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Elta ACO Panel 149-ACO14E1 x CONTROL ECOWATT - Basic1 x ACO 149-ACO1/EDV1 x EM30-24 Electro-Mechanical Control Panel1 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 Easy-fix termination kit - High Rise Ventilator - EFT1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x Systemair Save Connect 2.0 Internet Module1 x Elta ACO Panel 149-ACO18B1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x EM30-24 Control Panel Commissioning Service1 x Elta Wall Cowl SWC56/631 x Elta Wall Cowl SWC35/401 x GRA-100 External Grill by S&P1 x Elta Wall Cowl SWC45/501 x Elta Louvre Shutter - 400mm1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x Elta 10 Amp Electronic single phase speed controller.2 x Helios TSW 7.5 Amp Transformer speed controller1 x ELTA - Single Phase Transformer 2amps1 x EC6H - Reversible Group Fan Electronic Controller1 x Elta 6 Amp Electronic single phase speed controller with TK1 x EFSC-3N- Single Phase Speed Control1 x ELTA - Single Phase Transformer 8amps1 x Elta 3 Amp Electronic single phase speed controller.2 x Elta 3 Amp Electronic single phase speed controller with TK1 x ELTA - Single Phase Transformer 16amps1 x Elta 2 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 4amps2 x AIRVENT speed control - AIR4019611 x Airvent ceiling fan controller1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x ELTA - Single Phase Transformer 12amps1 x EFSC-6N- Single Phase Speed Control1 x Elta 6 Amp Electronic single phase speed controller.1 x COM-31 x Transformer speed controller - ATC1 - 1.5 Amps1 x Run On Timer - 5s - 4hrs - RT5A1 x ELTA - Single Phase Transformer 10amps1 x Vent Axia ACM 100 inline mixed flow duct fan2 x Push Timer Switch - ZA41 x Helios ZNE Electronic Fan Overrun Timer1 x 7 Day Programmable TIMECLOCK1 x VEKA INT 2000/15.0-L1 EKO2 x Silentub - STUB 1001 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x Potentiometer EGH 01 - for DDMP Fans1 x 220x90mm Insulated Rectangular Horizontal 90° Bend1 x 220x90mm Insulated Rectangular Vertical 45° Bend3 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan2 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan2 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE2 x Remote controller FLEX - for VEKO INT1 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Transformer 5 Speed Controller - ATC1-4TK1 x Helios TSW 3 Amp Transformer speed controller1 x RDS 11 Helios Transformer Controller With Motor Protection1 x Vent Axia ACM 150 inline mixed flow duct fan1 x Vent Axia ACM 125 inline mixed flow duct fan1 x Isolator Switch - ISOSW1 x Time Delay Unit - DT20B1 x Vent Axia T-Series Controller1 x Remote Timer Control - 13511 x Electronic extractor fan speed controller - FSC 1.52 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)2 x Transformer (silent) speed controller - RE 3.0 Amp1 x TG-K3/NTC10-01 - Duct temperature sensor1 x Transformer (silent) speed controller - RE 5.0 Amp1 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Speed Controller - REB1-N1 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x Transformer Speed Control - RTRE- 1.5Amp1 x MTS10- extractor fan 3 step switch2 x Speed Controller - REB11 x MTP 10, 10K, Speed control1 x REB-CVF 0-10v Controller1 x Multiflow SMB550/4-1AC1 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x PIR Sensor - PIR21 x PIR Sensor - PIR41 x Silent 100 Window Kit - windowS2 x QPTW 250C Acoustic Twin Fan with Controller1 x FFR 355 Filter Cassette1 x UB47- Universal Insulated Terminal1 x SAVE VSR 300 heat recovery unit1 x Mini Diffuser - 100mm1 x TD160-NT Mixvent - 100mm - TD160 Timer1 x EBM-Papst D3G133-BF05-14 Double inlet1 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x Envirovent 4 Way Remote Control Switch - SWHBKRF-41 x Speed controller with Reverse - REB-1R1 x Elta Variable Speed Drive IP66 - 2.2KW1 x FU 22 25 Frequency Inverter1 x FU 15 40 Frequency Inverter1 x FRQ5-4A V2 Inverter Speed Controller1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x FRQ-10A V2 Inverter Speed controller1 x Elta Variable Speed Drive IP66 - 1.5KW1 x NKS-D swirl diffuser v-300 x 300mm1 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 Transformer 5 Speed Controller - ATC1-2TK1 x Frequency converter RUCK - FU 075 211 x FU 22 04 Frequency Inverter1 x FRQ5-10A Inverter Speed controller1 x Circular Ceiling Diffuser - TST 1251 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x ELTA - Three Phase Transformer 3amps1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x ELTA - Three Phase Transformer 10amps1 x Elta Variable Speed Drive IP66 - 5.5KW1 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x Circular Ceiling Diffuser - TST 1001 x Circular Ceiling Diffuser - TST 2001 x FU 075 04 Frequency Inverter (IP20)1 x PCA Diffuser - PCA-3151 x Balance S Diffuser - NO RING - 125mm1 x Round ceiling diffuser 400mm1 x Transformer 5 Speed Controller - ATC1-10TK1 x Circular Ceiling Diffuser - TST 1601 x JSR 200 Painted RAL50181 x Curved Blade Grille 600x600 (2way blow)1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans
Reviews
TD-SILENT 350/125
TD-SILENT 350/125
£ 178.68

Excellent low noise fan, I've got one unit running years and...