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Non-return (backdraft) Dampers

Ventilation Ducting  | Dampers & Access Doors | Non-return Dampers |  Non-return (backdraft) Dampers



Lightweight aluminium blades on a light steel spring maintain the damper in the closed position when no air is flowing, preventing wind/drafts from flowing back through the duct.

100 dia Non-return (Backdraft) Damper
BDS-100




£3.44 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. Y Pieces (Ref: Y45)
2. Aluminium Foil Duct Tape (Ref: AFT)
3. 100mm Dia Inline Duct Fan (Ref: DV100)
100 dia Non-return (Backdraft) Damper
125 dia Non-return (Backdraft) Damper
BDS-125




£4.10 (Excluding VAT at 20%)




Quantity:


125 dia Non-return (Backdraft) Damper
150 dia Non-return (Backdraft) Damper
BDS-150




£4.32 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. 90° Bends (Ref: B90)
2. Foil Plain Flexible Ducting (Ref: AF)
3. 160mm Diameter Reducer (Ref: RC160)
150 dia Non-return (Backdraft) Damper
160 dia Non-return (Backdraft) Damper
BDS-160




£5.04 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. Spiral Tube - 3m Lengths (Ref: SR)
2. Foil Plain Flexible Ducting (Ref: AF)
3. 90° Bends (Ref: B90)
160 dia Non-return (Backdraft) Damper
200 dia Non-return (Backdraft) Damper
BDS-200




£5.67 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. 45° Bends (Ref: B45)
2. 90° Bends (Ref: B90)
3. 250 dia Non-return (Backdraft) Damper (Ref: BDS-250)
200 dia Non-return (Backdraft) Damper
250 dia Non-return (Backdraft) Damper
BDS-250




£9.75 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. 300mm Custom Reducer (Ref: CRC300)
2. 250mm Dia Plate Mounted Axial Fan - Single Phase (Ref: HCBB/4-250/H)
3. Spiral Tube Duct 1.5m Length (Ref: SRH)
250 dia Non-return (Backdraft) Damper
315 dia Non-return (Backdraft) Damper
BDS-315




£14.54 (Excluding VAT at 20%)




Quantity:


315 dia Non-return (Backdraft) Damper
355 dia Non-return (Backdraft) Damper
BDS-355




£19.74 (Excluding VAT at 20%)




Quantity:


355 dia Non-return (Backdraft) Damper
400 dia Non-return (Backdraft) Damper
BDS-400




£26.33 (Excluding VAT at 20%)




Quantity:


400 dia Non-return (Backdraft) Damper
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