Insulated AC – Ventilation Ducting – Novaflex 460R

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. ULC-S110 and UL-181Class 1 product. Ideal insulated air-conditioning, ventilation ducting.