PR-25 (25 ft L) flexible duct is constructed with a spring steel wire helix, encapsulated in a 2-ply, air-tight inner core. Fiberglass insulation choices of R4.2, R6, R8 encompass the core and a black polyethylene vapor barrier surrounds the entire duct.
Color | : | Black |
Inside Diameter | : | 8 in |
Insulated/Non Insulated | : | Insulated |
Length | : | 25 ft |
Material | : | Polyethylene |
R-Value | : | 8 |
Temperature Rating | : | 0 to 200 deg F |