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Non-return (backdraft) Dampers with Seals

Ventilation Ducting  | Dampers & Access Doors | Non-return Dampers |  Non-return (backdraft) Dampers with Seals



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. These dampers feature seals and rolled edges.

100 dia Non-return Damper with Seals
DAOSL-100




8.03 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. Lindab Safe 45° Bends (Ref: BU45)
2. Lindab Safe 90° Bends (Ref: BU90)
3. Male Couplers (Ref: NP)
100 dia Non-return Damper with Seals

125 dia Non-return Damper with Seals
DAOSL-125




8.03 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. 125mm Bird Beaks with Seals (Ref: ASVL125)
2. 125 dia 90° Short Pressed Bends with Seals (Ref: BPKL90-125)
3. Spiral Tube Duct 1.5m Lengths (Ref: SRH)
125 dia Non-return Damper with Seals

150 dia Non-return Damper with Seals
DAOSL-150




8.07 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. 150x150 Aluminium Weather Louvre (Ref: BWL150)
2. 45° Bends (Ref: B45)
3. 150mm Male Couplers with Seals (Ref: NPL150)
150 dia Non-return Damper with Seals

160 dia Non-return Damper with Seals
DAOSL-160




8.77 (Excluding VAT at 20%)





Quantity:


160 dia Non-return Damper with Seals

200 dia Non-return Damper with Seals
DAOSL-200




11.06 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. Hose Clips (Ref: HC)
2. 200mm Diameter T Piece (Ref: TCP200)
3. Cap Ends - Male (Ref: EP)
200 dia Non-return Damper with Seals

250 dia Non-return Damper with Seals
DAOSL-250




16.98 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. 90° Bends (Ref: B90)
2. 250mm Male Cap End with Seal (Ref: CSL250)
3. Filter Boxes (Ref: FILB)
250 dia Non-return Damper with Seals

315 dia Non-return Damper with Seals
DAOSL-315




28.87 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. 45° Bends (Ref: B45)
2. 250 dia Non-return (Backdraft) Damper (Ref: BDS-250)
3. 250mm Custom Reducer (Ref: CRC250)
315 dia Non-return Damper with Seals

355 dia Non-return Damper with Seals
DAOSL-355




29.36 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. Flanged Spigots (Ref: IL)
2. Male Couplers (Ref: NP)
3. 450mm Diameter Reducer (Ref: RC450)
355 dia Non-return Damper with Seals

400 dia Non-return Damper with Seals
DAOSL-400




45.81 (Excluding VAT at 20%)





Quantity:


400 dia Non-return Damper with Seals

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