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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. Female Couplers (Ref: MF)
2. Male Couplers (Ref: NP)
3. Suspension Rings with EPDM Rubber (Ref: RSUR)
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. 150 dia Non-return (Backdraft) Damper (Ref: BDS-150)
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. Spiral Tube Duct 3m Custom Cut Lengths (Ref: SRCC)
3. Foil Plain Flexible Ducting (Ref: AF)
150 dia Non-return (Backdraft) Damper

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




£5.05 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. 150 dia Non-return (Backdraft) Damper (Ref: BDS-150)
160 dia Non-return (Backdraft) Damper

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




£5.68 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. Spiral Tube Duct 3m Custom Cut Lengths (Ref: SRCC)
2. Male Couplers (Ref: NP)
3. Foil Plain Flexible Ducting (Ref: AF)
200 dia Non-return (Backdraft) Damper

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




£9.76 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. Female Couplers (Ref: MF)
2. Suspension Rings with EPDM Rubber (Ref: RSUR)
3. Spiral Tube - 3m Lengths (Ref: SR)
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. Suspension Rings with EPDM Rubber (Ref: RSUR)
2. Spiral Tube - 3m Lengths (Ref: SR)
3. 800mm Width x 350mm Depth Symmetrical Taper (Ref: SYMTPR-800-350)
315 dia Non-return (Backdraft) Damper

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




£19.76 (Excluding VAT at 20%)





Quantity:


355 dia Non-return (Backdraft) Damper

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




£26.35 (Excluding VAT at 20%)





Quantity:


400 dia Non-return (Backdraft) Damper

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