• 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 EBM-Papst D4E225-BC01-17 Double inlet3 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x CBA-60 Inlet Flange for CBT-602 x Transformer Speed Control - RTRE- 1.5Amp1 x DDMP 12-12 3F 1810W M6A4 DG03 x DDMP 10-08 3F 2210W M6A4 DG02 x UB47- Universal Insulated Terminal1 x Elta Variable Speed Drive IP66 - 4.0KW2 x Speed Controller - REB82 x Elta 6 Amp Electronic single phase speed controller.1 x Mini Diffuser - 100mm1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x Speed Controller - REB2.5-N1 x Elta Variable Speed Drive IP66 - 1.5KW1 x FRQ5-10A Inverter Speed controller2 x Compact SCD450/4-1AC1 x PIR Sensor - PIR42 x GXC6EC - High Performance Extract Fan1 x ENV 100 12v transformer SELV1 x DEF-CBM-RE-7 - Protection Guard1 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x AXC TP - 100mm Plastic Centrifugal Inline Fan3 x SPI-100 C Iris damper1 x Comefri - TLZ 450 R - High Performance Scroll Fan3 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x TUNE-R-315-3-M4 - Control Damper1 x SAVE VSR 300 heat recovery unit1 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR2 x ACO8AC/EC AutoChangeover panel2 x CBT-100N Centrifugal1 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x Helios RR-250-C Centrifugal inline fan1 x TUNE-R-200-3-M2 - Control Damper1 x Elta Standard Ambient Flexible Connector - 560mm1 x Comefri - TLZ 560 R - High Performance Scroll Fan1 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x Duct Termination with Mesh - 710mm1 x RDH Flange - 03152 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x RDH Flange - 02502 x Transformer Speed Control - RTRE- 3.0Amp1 x Vent Axia Silent 100T (TIMER)1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF450/4-1AC - Single Phase2 x ELTA - Three Phase Transformer 3amps2 x DDMP 12-12 3F 5700W M6M0 DG71 x Transformer Speed Control - RTRE- 5.0Amp1 x VTR 300 STD Filter Kit1 x CBT-130N Centrifugal ATEX II 2G Exd IIB T43 x DDMP 10-10 1F 1000W M6A2 DA51 x Electrostatic Precipitator - 1H x 3W1 x Elta Turboflow-TF - 450mm - Single phase1 x TUNE-R-200-3-M0 - Control Damper (NO ACTUATOR)1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp2 x MTS10- extractor fan 3 step switch1 x VA 9/2 T - High Temp Axial Fan,1 x CBA-130 Inlet Flange for CBT-1302 x Flanged Damper 019-0560-STD1 x Transformer Speed Control - RTRE- 7.0Amp2 x Duct Termination with Mesh - 450mm2 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan2 x Duct Termination with Mesh - 355mm1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Binks Bullows - Spray Booth Filter2 x DDMP 12-09 1F 1800W M6A4 DA81 x Singleflow SSDL315-1EC1 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x PM230-TF, AC 230V Damper Actuator, Spring Return, 2 x SPDT, 72C Thermal Fuse1 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x CBM 9-9 550w 4P VR (Open Motor)1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR2 x Elta SCP400/4-1AC - IP552 x CBM 7/7 147w 4P RE-VR1 x Acoustic Box Fans (Inline) - CAB-355 RE1 x FlameProof Plate Axial Fan - Single Phase - 12 inches - Eexd IIC T4 -4pole1 x ELTA - Single Phase Transformer 12amps1 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)1 x RDH E0-0400 Mounting Feet (pair)1 x JETLINE-100 ECOWATT - In Line Centrifugal Duct Fan1 x Flat Roof Terminal -OFT 5 - Asphalt1 x DDMP 10-08 1F 1000W M6A2 DA52 x Duct Termination with Mesh - 150mm1 x CBS-100 Outlet Flange for CBT-1002 x Soler & Palau - Contra Rotating TCBTx2-560 - IP651 x 100mm Round Connector1 x Twinflow STDL315-1EC1 x Nicotra RDH G2E7-04501 x FlameProof Plate Axial Fan - Single Phase - 7.5 inches - Eexd IIC T4 -4pole1 x TecFire Intumescent Damper - Rectangular 400x400mm1 x VTR 500 STD Filter Kit1 x Access Door for Circular Duct - 400 x 300 - SIZE 451 x ELTA - Single Phase Transformer 2amps1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX630/4-3 Three Phase1 x DDMP 10-08 FLANGE3 x Potentiometer EGH 01 - for DDMP Fans2 x Spiral Ducting 1 meter - 450mm1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX500/4-3 Three Phase1 x Ducting 45 Degree Bend - 710mm1 x TUNE-R-200-3-M3 - Control Damper1 x CBM 9/7 4p 420W RE-VR1 x RD31S-4DW.6Q.AL - 121303 (Three Phase)1 x Systemair ZAP- 4pole - Three phase -400mm - IP541 x Ducting T Piece Equal - 100mm1 x Soaker Sheet to suit RA3502 x DPD 12PM Delivery Surcharge1 x VEKA INT 2000/15.0-L1 EKO1 x Jetflow-HIT Metal inline - 100mm1 x Spiral end cap - 250mm2 x Soler & Palau TCBB/4-355/H - IP541 x Ducting T Piece Equal - 80mm1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)1 x Transformer (silent) speed controller - RE 1.5 Amp1 x Speed Controller - REB101 x Speed Controller - REB11 x Spiral end cap - 355mm1 x ADH E0-250 Flange - 0250 ADHE/RDHE1 x Helios HQW-355/4 - IP551 x MWS 5 – Transformer Controller With Motor Protection Unit1 x RTRD - Three Phase Speed Controller - 4 Amp1 x Duct Termination with Mesh - 250mm1 x DDMP 12-12 1F 1800W M6A4 DA8
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 ...