• 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 Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x Control switch - CR1501 x CBT-100 N (230/400V50HZ) LG270-EXDIIBT42 x Elta 10 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 2amps3 x Electronic extractor fan speed controller - FSC 1.51 x Elta 2 Amp Electronic single phase speed controller.3 x EC6H - Reversible Group Fan Electronic Controller1 x EFSC-3N- Single Phase Speed Control3 x Elta 6 Amp Electronic single phase speed controller with TK1 x Elta 3 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 12amps1 x ELTA - Single Phase Transformer 16amps2 x 5-Speed Controller for use with Elta SAX Classic Fans1 x ELTA - Single Phase Transformer 8amps3 x Airvent ceiling fan controller3 x Elta 3 Amp Electronic single phase speed controller with TK1 x ELTA - Single Phase Transformer 4amps1 x AIRVENT speed control - AIR4019611 x COM-31 x EFSC-6N- Single Phase Speed Control1 x ELTA - Single Phase Transformer 10amps1 x Elta 6 Amp Electronic single phase speed controller.1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 150mm2 x Remote controller FLEX - for VEKO INT1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost2 x Helios TSW 7.5 Amp Transformer speed controller1 x Systemair Save Connect 2.0 Internet Module4 x Helios TSW 10 Amp Transformer speed controller4 x Helios TSW MCB Amp Transformer speed controller1 x MWS-75 Transformer controller with TK -7.5A3 x MWS 3 – Transformer Controller With Motor Protection1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x REU 3amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x RTRD - Three Phase Speed Controller - 2 Amp3 x Helios TSW 3 Amp Transformer speed controller2 x Helios TSW 1.5 Amp Transformer speed controller4 x Vent Axia ACM 125 inline mixed flow duct fan1 x RTRD - Three Phase Speed Controller - 4 Amp2 x Vent Axia ACM 150 inline mixed flow duct fan2 x Helios TSW 0.3Amp Compact Transformer speed controller1 x Vent Axia ACM 200 inline mixed flow duct fan1 x Multi Input Run On Timer - 0 - 20min - CFCU2 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan2 x Transformer 5 Speed Controller - ATC1-10TK1 x Push Timer Switch - ZA41 x Transformer 5 Speed Controller - ATC1-4TK2 x Transformer 5 Speed Controller - ATC1-8TK2 x CS2 Current Switch3 x Single phase speed controller by auto-transformer - RMB 3.5 Amp3 x Insulated extract Plenum 8+11 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan2 x Helios HQW-200/2 - IP551 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT3 x Single phase speed controller by auto-transformer - RMB 8.0 Amp3 x Insulated extract Plenum 6+11 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x TEM 035 - 5 Speed Transformer Speed Control1 x Rectangular Airbrick Adaptor1 x 7 Day Programmable TIMECLOCK1 x Two Speed Switch - REGUL-24 x MWS 1.5 – Transformer Controller With Motor Protection2 x MV-B Dual Switch for use with Helios HQW plate fans,2 x Isolator Switch - ISOSW3 x Helios HQW-630/4 - IP553 x Vent Axia T-Series Controller4 x WS - Reversing Switch from Helios Fans2 x CBS-60 Outlet Flange for CSB/CBT-601 x ERR 20/1 Centrifugal inline fan3 x Helios HQW-200/4 - IP552 x REE-1 Electronic Speed Controller2 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Temperature Fan Speed Controller - ATCP4-WMS3 x Single phase speed controller by auto-transformer - RMB 1.5 Amp2 x Multiflow SMB550/4-1AC3 x Speed Controller - REB52 x Transformer (silent) speed controller - RE 1.5 Amp2 x Speed Controller - REB34 x Transformer (silent) speed controller - RE 3.0 Amp1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x Transformer 5 Speed Controller - ATC1-12TK1 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x Remote Timer Control - 13511 x ERR 31/1 Centrifugal inline fan2 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Transformer Speed Control - RTRE- 12.0Amp2 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)2 x Speed Controller - REB103 x SG-200 Fan Guard for the HQW 2001 x DEF-140T Inlet Guard for the CBT-100N2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)2 x TUNE-R-200-3-M1 - Control Damper2 x Elta Variable Speed Drive IP66 - 2.2KW3 x MTP 10, 10K, Speed control2 x Silent 100 Window Kit - windowS2 x Speed Controller - REB1-N1 x Transformer 5 Speed Controller - ATC1-2TK1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp2 x Elta Variable Speed Drive IP66 - 0.75KW2 x DDMP 09-09 3F 2130W M6A4 DG01 x 220x90mm Insulated Rectangular Horizontal 90° Bend1 x Skyflow SSR Horizontal Roof Cowl SSR80B1 x PIR Sensor - PIR21 x Helios HQW-315/4 - IP551 x Envirovent 4 Way Remote Control Switch - SWHBKRF-41 x Envirovent G4 Filter - SL-G4/F71 x 220x90mm Insulated Rectangular Vertical 45° Bend1 x 220x90mm Insulated Rectangular Horizontal 45° Bend1 x Helios HQW-250/4 - IP551 x ELM 18 EX Flexible Cuff for ERM 181 x DDMP 12-12 3F 1810W M6A4 DG01 x UB47- Universal Insulated Terminal1 x Transformer speed controller - ATC1 - 1.5 Amps1 x RR EC 160 Centrifugal inline fan - Energy Efficient Motor1 x 220x90mm Insulated Rectangular Vertical 90° Bend1 x PIR Sensor - PIR41 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x QPTW 250C Acoustic Twin Fan with Controller1 x TD Mixvent 800/200 EEXEIIT31 x Speed controller with Reverse - REB-1R1 x Vent Axia ACM 100 inline mixed flow duct fan1 x Speed Controller - REB81 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x REB-CVF 0-10v Controller1 x Elta - Room Sensor - Temp/Humid/C021 x Transformer Speed Control - RTRE- 7.0Amp1 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x 204x60mm Insulated Rectangular Horizontal 90° Bend
Reviews
TD-SILENT 350/125
TD-SILENT 350/125
£ 178.68

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