Aluminum Flexible Exhaust Duct Hose

Aluminium duct hose is a two-ply aluminum foil clamped into spring steel wire air duct hose. It 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, also…