Alumimium 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 extremely highly flexible, axially compressible and small bending radius,…