Thermaflex 56308000001 8 in. Insulated R8 Foil Flex Duct Bag. 25 ft. length.
Strong polyester film laminated and encapsulating a heavy, corrosion resistant steel wire helix, forms the inner core and supports a thick blanket of fiberglass insulation. The outer vapor barrier is a new bi-directional reinforced metallized vapor barrier which will not unravel. The smooth air tight inner core of polyester is designed for low to medium pressure systems.
Model | : | 56308000001 |
Length | : | 25 ft. |