This Tamarack Backdraft Damper uses a specially formulated fabric sleeve attached to an outer metal sleeve to allow maximum airflow while stopping cold air from entering your home. Features Overcomes inefficiencies and limitations of other damper designs Silent operation – no noisy clanging noises Easy installation Size – 4 in. diameter Fuel Type – Exhaust fans Product Style – Backdraft damper Material Type – Fabric Dimension – 1 x 4 x 6 in. Item Weight – 4 lbs.
✓ In stock
No reviews yet. Be the first to share your experience!