AC Infinity - Flexible Four-layer Ducting - 8 ft long - 4" Diameter Photoelectric Fire & Carbon Monoxide Power

Fire & Carbon Monoxide Power Source Battery Sensor Photoelectric

The blades and impeller are constructed of lightweight aluminum

Built-in Handles: Integrated carry handles for lifting

Limited Lifetime Warranty

AC Infinity - Flexible Four-layer Ducting - 8 ft long - 4" Diameter Photoelectric Fire & Carbon Monoxide Power[shortdesc] Ducting Size 4 in. (10. 2 cm) Length 96 in. (8 ft) Outer Layer PVC Thermoplastic Inner Material Aluminum Foil [ shortdesc] This ducting is designed for various ventilation, circulation, and heating cooling transfer applications. It features four layer protection, making it more durable and resistant to leaks than single layer designs. The internal layer is made of heavy duty dual aluminum foil that is fire flame resistant. Its outer layer