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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




3.45 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. Male Couplers (Ref: NP)
2. Spiral Tube - 3m Lengths (Ref: SR)
3. Hose clips - Bundle of 10 (Ref: HC10)
100 dia Non-return (Backdraft) Damper

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




4.11 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. 45° Bends (Ref: B45)
2. Male Couplers (Ref: NP)
3. Spiral Tube - 3m Lengths (Ref: SR)
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. Foil Plain Flexible Ducting (Ref: AF)
2. PU S1 Clear Extraction Hose 10m Length (Ref: PUS1-10)
3. Hose Clips (Ref: HC)
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. Male Couplers (Ref: NP)
2. Cap Ends - Male (Ref: EP)
3. 45° Bends (Ref: B45)
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. Male Couplers (Ref: NP)
2. Hose clips - Bundle of 10 (Ref: HC10)
3. Filter Boxes (Ref: FILB)
200 dia Non-return (Backdraft) Damper

250 dia Non-return (Backdraft) Damper
BDS-250




9.75 (Excluding VAT at 20%)





Quantity:


250 dia Non-return (Backdraft) Damper

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




14.56 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. Female Couplers (Ref: MF)
2. Male Couplers (Ref: NP)
3. 315mm Semi-rigid Flexible Ducting (Ref: PAK315)
315 dia Non-return (Backdraft) Damper

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




19.74 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. 90° Bends (Ref: B90)
2. 355mm dia Circular Roof Cravat (Ref: BAVE-355)
3. Duct Flanges - Fabricated (Ref: CDF)
355 dia Non-return (Backdraft) Damper

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




26.32 (Excluding VAT at 20%)





Quantity:


400 dia Non-return (Backdraft) Damper

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