Fabriflex Type 5M

This insulated flexible air duct consists of a reinforced aluminized trilaminate which is mechanically locked together by a corrosive resistant galvanized steel helix. The core is covered with thick fiberglass insulation and a mylar sleeve. This ULC-S110 and UL-181 Class 1 product combines the reinforced liner with thermal attributes to produce a duct assembly ideal for energy efficient HVAC installations.