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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. Suspension Rings with EPDM Rubber (Ref: RSUR)
100 dia Non-return (Backdraft) Damper
125 dia Non-return (Backdraft) Damper
BDS-125




£4.10 (Excluding VAT at 20%)




Quantity:



People who bought this item also bought:
1. Penny Washers (Ref: PW)
2. Rectangular Duct Straight 400x200mm (Ref: RDS400-200)
3. Rectangular Fire Damper 400mm Width (Ref: RFD400)
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. DEC Sonodec Acoustic Flexible Duct 125mm dia (Ref: CLDS-125)
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:


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. 250mm - 200mm Reducer with Seals (Ref: RPCL250-200)
2. Suspension Rings with EPDM Rubber (Ref: RSUR)
3. 200 dia Stainless Steel Louvre Cowls (Ref: UVLA200)
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. REB1 Electronic Speed Controller (Ref: REB-1)
250 dia Non-return (Backdraft) Damper
315 dia Non-return (Backdraft) Damper
BDS-315




£14.54 (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. 300mm Diameter T Piece (Ref: TCP300)
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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