My Wish List
Insulated AC Ventilation Ducting Series 460R4
Application
High pressure insulated flexible duct, with a core of vinyl coated fiberglass cloth, mechanically locked together by a corrosive resistant galvanized steel helix. Liner covered with thick fiberglass insulation a flame retardant, non toxic polyethylene vapor barrier
Construction
Extremely tough non-insulated flexible air duct constructed with a heavy vinyl-coated fiberglass cloth, mechanically locked together with a scuff resistant protecting galvanized steel helix
Vendor