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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. Suspension Rings (Ref: SUR)
2. Spiral Tube - 3m Lengths (Ref: SR)
3. Damper Units - Balancing (Ref: DS)
100 dia Non-return Damper with Seals

125 dia Non-return Damper with Seals
DAOSL-125




8.03 (Excluding VAT at 20%)





Quantity:


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. 45° Bends (Ref: B45)
2. 315mm Male Couplers with Seals (Ref: NPL315)
3. Female Couplers (Ref: MF)
150 dia Non-return Damper with Seals

160 dia Non-return Damper with Seals
DAOSL-160




8.77 (Excluding VAT at 20%)





Quantity:



People who bought this item also bought:
1. 45° Bends (Ref: B45)
2. Suspension Rings (Ref: SUR)
3. 100mm dia Stainless Steel Spiral Tube (Ref: SPR-K-100)
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. Female Couplers (Ref: MF)
200 dia Non-return Damper with Seals

250 dia Non-return Damper with Seals
DAOSL-250




16.98 (Excluding VAT at 20%)





Quantity:


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. Female Couplers (Ref: MF)
2. 45° Bends (Ref: B45)
3. Spiral Tube - 3m Lengths (Ref: SR)
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. Male Couplers (Ref: NP)
2. 355 dia 90° Segmented Bends with Seals (Ref: BSL90-355)
3. Flanged Spigots (Ref: IL)
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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