• 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 Speed Controller - REB102 x ELM 18 EX Flexible Cuff for ERM 181 x Speed Controller - REB82 x Elta SCP400/4-1AC - IP553 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR4 x DDMP 12-12 3F 5700W M6M0 DG74 x DDMP 10-10 1F 1000W M6A2 DA52 x GRA-100 External Grill by S&P4 x Duct Termination with Mesh - 150mm9 x 125mm Round Connector with Damper3 x ACO8AC/EC AutoChangeover panel1 x ELM 20 EX Flexible Cuff for ERM 226 x ELTA - Three Phase Transformer 3amps8 x CBM 7/7 147w 4P RE-VR5 x ELTA - Single Phase Transformer 2amps4 x DDMP 12-09 1F 1800W M6A4 DA88 x Universal Pipe Fixing Clip5 x Duct Termination with Mesh - 250mm1 x CBT-100N Centrifugal1 x RDH Flange - 04004 x CBS-100 Outlet Flange for CBT-1001 x Helios ZNE Electronic Fan Overrun Timer11 x HXP450/6-1 - 6 Pole - Single Phase8 x Potentiometer EGH 01 - for DDMP Fans6 x 204 x 60mm Duct to Fitting Connector for use with Insulated Thermal Ducting7 x DDMP 12-12 1F 1800W M6A4 DA82 x CBA-100 Inlet Flange for CBT-1006 x 220x90mm x 1m Insulated Rectangular Duct2 x RDH Flange - 04501 x Flakt Woods ME 1.6 speed controller 6.0amp - EA9011595 x DDMP 10-08 1F 1000W M6A2 DA56 x ACOAS/ AC/EC Auto Changeover 8Amp4 x CBT-100N Centrifugal ATEX II 2G Exe II T34 x DDMP 10-08 FLANGE1 x Biflow SB250-CON4-3 - High Temperature Bifurcated Fan4 x Duct Termination with Mesh - 450mm2 x Biflow SB315-CON4-3 - High Temperature Bifurcated Fan1 x WSD 100 (1060x1060x70)5 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 1100watt 6PT (Closed Motor)1 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR3 x Duct Termination with Mesh - 315mm1 x RD31S-4DW.6Q.AL - 121303 (Three Phase)1 x Duct Termination with Mesh - 200mm3 x CBA-130 Inlet Flange for CBT-1301 x SD-MUB Vibration pad set1 x 204x60mm to 220x90mm Rectangular Adapter3 x CBT-130N Centrifugal2 x Flakt Woods ME 1.3 speed controller 3amp - EA9011581 x Elta SCP500/4-1AC - IP554 x CBT-130N Centrifugal ATEX II 2G Exd IIB T43 x DA9/9-NT1 x Nicotra RDH G2E7-04503 x Atex Inline Fan 180mm - ERM18EXE1 x RD31S-4EW.6Q.AL - 122296 (Single Phase)2 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt C VR6 x 220 x 90mm Duct to Fitting Connector for use with Insulated Thermal Ducting1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Helios TSW 1.5 Amp Transformer speed controller2 x Duct Termination with Mesh - 355mm1 x DDMP 10-08 3F 2210W M6A4 DG02 x RDH E0-0400 Mounting Feet (pair)3 x 110 x 54mm Short Rectangular to Round Adaptor male5 x Vent Axia W300310 Controller Electronic 1.5A1 x Flakt Woods ME 1.1 speed controller 1amp - EA9011571 x CAD-COMPACT 500 ADVANCED N8 - MVHR unit6 x Helios HQW-200/2 - IP551 x Multileaf Volume Control Dampers -500/500 Rectangular Flanged3 x Helios ESA-1 Surface mounted Speed Control 1amp1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX500/4-3 Three Phase1 x RUCK MTP 30, Stepped Speed control4 x Elta SCP315/4-1AC - IP554 x Multi Input Run On Timer - 0 - 20min - CFCU3 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)3 x Elta 2 Amp Electronic single phase speed controller.4 x 110 x 54mm Round to Rectangular Adaptor - Long5 x 204 x 60mm Duct to Duct Connector for use with Insulated Thermal Ducting7 x REB Ecowatt Speed Control - REB-ECO3 x DDMP 12-09 FLANGE2 x Spiral Ducting 1 meter - 355mm4 x DPD 12PM Delivery Surcharge4 x Transformer speed controller - ATC1 - 1.5 Amps4 x Rectangular Airbrick Adaptor1 x Speed Controller - REB162 x RDH Flange - 02501 x Flanged Damper 019-0560-STD1 x Biflow SB250-CON2-3 - High Temperature Bifurcated Fan6 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Vent Axia ACM 150 inline mixed flow duct fan1 x Vent Axia ACM 200 inline mixed flow duct fan3 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x Speed Controller - REB31 x GXC6EC - High Performance Extract Fan7 x RUCK MTP 20, 10K, Speed control2 x Acoustic Box Fans (Inline) - CAB-355 RE4 x Helios PA10 Speed Potentiometer1 x ERM180EXE Bracket5 x CFI Lite 600 Carbon Filter4 x TDP-D Pressure Sensor with Display1 x Transformer Speed Control - RTRE- 3.0Amp1 x Round ceiling diffuser 400mm1 x RDH Flange - 03151 x Transformer Speed Control - RTRE- 5.0Amp3 x 220x90mm Insulated Rectangular T-Piece1 x Vent Axia T-Series Wall Model TX9WL1 x CAD-COMPACT 900 ADVANCED N8 - MVHR unit2 x Spiral end cap - 80mm3 x 204x60mm Insulated Rectangular Horizontal 90° Bend1 x Flanged Damper 019-0500-STD1 x Purlin Box 800 for RAW Cowls1 x PM230-TF, AC 230V Damper Actuator, Spring Return, 2 x SPDT, 72C Thermal Fuse5 x EC Trickle and boost module - IP563 x Two Speed Switch - REGUL-21 x SDD-U Anti Vibration Pads1 x 220x90mm x 2m Insulated Rectangular Duct1 x Ancillary Pack for SLC-4006 x 220 x 90mm Duct to Duct Connector for use with Insulated Thermal Ducting1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 400mm1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 100mm1 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x DS-2/2 2-Speed Switch IP54 (Single Phase)5 x Elta SCP350/4-1AC - IP552 x Biflow SB250-CON4-1 - High Temperature Bifurcated Fan1 x Ancillary Pack for SB-Biflow 250 model1 x Elta SCP630/4-3AC - IP551 x Access Door for Circular Duct - 250 x 150 - SIZE 152 x VA 9/2 T - High Temp Axial Fan,1 x Direct Delivery Surcharge1 x RDS 1 Helios Transformer Controller With Motor Protection2 x Elta SLC560/4C-3AC - IP552 x Elta SCP450/4-1AC - IP551 x Soaker Sheet to suit RA8003 x SPI-100 C Iris damper2 x ELTA - Single Phase Transformer 4amps1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)3 x TUNE-R-250-3-M0 - Control Damper (NO ACTUATOR)1 x Elta SLC500/4B-1AC - IP551 x FlameProof Plate Axial Fan - Single Phase - 9 inches - Eexd IIC T4 -4pole1 x 150mm Round Equal T Piece1 x MTP 10, 10K, Speed control1 x FU 22 25 Frequency Inverter2 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 150mm1 x FFR 355 Filter Cassette1 x 110 x 54mm Horizontal 90 Degree Bend1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans3 x Electronic extractor fan speed controller - FSC 1.52 x Transformer (silent) speed controller - RE 5.0 Amp4 x 220x90mm Insulated Rectangular Vertical 90° Bend1 x Duct Termination with Mesh - 710mm2 x Access Door for Circular Duct - 400 x 300 - SIZE 451 x Spiral Ducting 1 meter - 450mm4 x Anti Vibration Mounts - Small - Pack of 4 - AVM24 x Helios TSW 0.3Amp Compact Transformer speed controller2 x Run On Timer - 5s - 4hrs - RT5A1 x MWS 1.5 – Transformer Controller With Motor Protection1 x WS - Reversing Switch from Helios Fans1 x Helios HQW-315/4 - IP551 x 220x90mm to 204x60mm Rectangular Adapter2 x 110 x 54mm Equal Horizontal T-Piece2 x 220x90mm Rectangular to 150mm Round Adaptor1 x Etamaster EM 355 EC 01 inline mix-vent fan2 x Vent Axia ACM 100 inline mixed flow duct fan1 x UB47- Universal Insulated Terminal2 x Silentub - STUB 1001 x DEF-CBM-RE-7 - Protection Guard2 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)1 x CBM 7/7 4p 300W RE-VR1 x 110 x 54mm Vertical 45 Degree Bend1 x Remote controller FLEX - for VEKO INT1 x Helios TSW 7.5 Amp Transformer speed controller1 x Transformer 5 Speed Controller - ATC1-2TK1 x VEKA INT 2000/15.0-L1 EKO1 x Helios RR-250-C Centrifugal inline fan4 x AXC TP - 150mm Plastic Centrifugal Inline Fan3 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x Ducting 45 Degree Bend - 710mm1 x Speed Controller - REB2.5-N1 x 204x60mm x 1m Insulated Rectangular Duct1 x Contra Rotating TCBBx2-630 Cased Axial - Single Phase - IP65 - Soler & Palau1 x Elta SCP560/4-3AC - IP551 x Lo-Carbon Sentinel Kinetic BH - LEFT1 x MWS 5 – Transformer Controller With Motor Protection Unit1 x MV-Silent 350 Bathroom Extractor Fan Kit - Timer1 x RDS 11 Helios Transformer Controller With Motor Protection2 x MTS10- extractor fan 3 step switch1 x EMI 150L E2M - Acoustic Inline Mixvent Fan1 x *VORT HRW 30 MONO Evo HCS - Single Room Heat Recovery Unit,1 x Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x Multiflow SMB550/4-1AC1 x CS2 Current Switch1 x Soaker Sheet to suit RA630/7101 x Spiral end cap - 100mm2 x 110 x 54mm Vertical 90 Degree Bend1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x 100mm Round Connector1 x 125mm Round Connector1 x Elta Turboflow-TF - 630mm - Three phase1 x DDMP 12-12 FLANGE
BD7/7 centrifugal M4 0.13Kw
BD7/7 centrifugal M4 0.13Kw
£ 345.00 now £ 300.00
Reviews
Transformer (silent) speed controller - RE 1.5 Amp
Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29

Unbelievable! With TDmixvent500: noise reduction minimum 50%...