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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




£3.55 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. 90° Bends (Ref: B90)
2. Suspension Rings with EPDM Rubber (Ref: RSUR)
3. 100mm Diameter T Piece (Ref: TCP100)
100 dia Non-return (Backdraft) Damper
125 dia Non-return (Backdraft) Damper
BDS-125




£4.23 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. 125mm Semi-rigid Flexible Ducting (Ref: PAK125)
2. 125mm Male Couplers with Seals (Ref: NPL125)
3. Hose clips - Bundle of 10 (Ref: HC10)
125 dia Non-return (Backdraft) Damper
150 dia Non-return (Backdraft) Damper
BDS-150




£4.45 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. 150 dia 90° Pressed Bends with Seals (Ref: BPL90-150)
2. Hose clips - Bundle of 10 (Ref: HC10)
3. 150mm Dia Inline Duct Fan (Ref: DV150)
150 dia Non-return (Backdraft) Damper
160 dia Non-return (Backdraft) Damper
BDS-160




£5.20 (Excluding VAT at 20%)




Quantity:


160 dia Non-return (Backdraft) Damper
200 dia Non-return (Backdraft) Damper
BDS-200




£5.85 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. M10 Back Plate Threaded Rod Hanger (Ref: BPH-10)
2. 90° Bends (Ref: B90)
3. Hose Clips (Ref: HC)
200 dia Non-return (Backdraft) Damper
250 dia Non-return (Backdraft) Damper
BDS-250




£10.05 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. 90° Bends (Ref: B90)
2. 250 dia Circular Louvre with Insect Mesh (Ref: USAV250)
3. Cap Ends (Ref: EF)
250 dia Non-return (Backdraft) Damper
315 dia Non-return (Backdraft) Damper
BDS-315




£15.00 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. Spiral Tube - 3m Lengths (Ref: SR)
2. Split Ring Supports (Ref: SPR)
3. Cap Ends - Male (Ref: EP)
315 dia Non-return (Backdraft) Damper
355 dia Non-return (Backdraft) Damper
BDS-355




£20.35 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. Split Ring Supports (Ref: SPR)
2. Spiral Tube - 3m Lengths (Ref: SR)
3. Cap Ends - Male (Ref: EP)
355 dia Non-return (Backdraft) Damper
400 dia Non-return (Backdraft) Damper
BDS-400




£27.14 (Excluding VAT at 20%)




Quantity:


400 dia Non-return (Backdraft) Damper
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