Please note we are currently unable to dispatch to Northern Ireland due to high carriage costs.Please note that we no longer accept Paypal payments.

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. Suspension Rings with EPDM Rubber (Ref: RSUR)
2. Spiral Tube - 3m Lengths (Ref: SR)
3. Foil Plain Flexible Ducting (Ref: AF)
100 dia Non-return (Backdraft) Damper
125 dia Non-return (Backdraft) Damper
BDS-125




£4.11 (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. Spiral Tube - 3m Lengths (Ref: SR)
2. Suspension Rings with EPDM Rubber (Ref: RSUR)
3. 150 dia 90° T Piece with Seals - 100mm Branch (Ref: TCPL150-100)
150 dia Non-return (Backdraft) Damper
160 dia Non-return (Backdraft) Damper
BDS-160




£5.05 (Excluding VAT at 20%)




Quantity:


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




£5.68 (Excluding VAT at 20%)




Quantity:


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. 250 dia Bird Beak (Ref: ASV250)
2. 90° Bends (Ref: B90)
3. 300x300mm Ceiling Diffuser (Ref: BDFR-300-300)
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. 500mm Diameter Conical T Piece (Ref: CTCP-500)
2. 500mm Diameter Reducer (Ref: RC500)
3. Spiral Tube - 3m Lengths (Ref: SR)
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:



People who bought this item also bought:
1. Female Couplers (Ref: MF)
2. Multileaf Volume Control Damper 800mm Width (Ref: MVCD800)
3. Male Couplers (Ref: NP)
400 dia Non-return (Backdraft) Damper
Your Basket

Items:
Total:

View BasketCheckout
Best Sellers

100 dia 90° Pressed Bends with Seals

100 dia 90° Pressed Bends with Seals

£6.64

600mm 30x30 Cantilever Support

600mm 30x30 Cantilever Support

£17.23

PU S1 Clear Extraction Hose 10m Length

PU S1 Clear Extraction Hose 10m Length

M8 Back Plate Threaded Rod Hanger

M8 Back Plate Threaded Rod Hanger

£0.90

100mm dia Chrome Exhaust Valve

100mm dia Chrome Exhaust Valve

£7.97