Aluminum Flexible Exhaust Duct Hose

Aluminium Flexible Exhaust Duct Hose   The Aluminum Duct Hose is a two ply aluminum foil clamped into spring steel wire air duct hose. While such flexible aluminum tube is ideal for exhaust air, air cooling, heating. It's also suibale for ventilation system such as range hood, water heater, laundry, dryer vent, etc. This double…