Aluminum Flexible Exhaust Duct Hose

Aluminum Flexible Exhaust Duct Hose   Aluminum Flexible Exhaust Duct Hose is a two ply aluminum foil clamped into spring steel wire air duct hose that is recommended for exhaust air ventilation, air-cooling,heating and ventilation system such as range hoods, water heaters, laundries, dryer vents etc., This double layer aluminum foil air duct hose is…