MHP-25 (25’ length) 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 unique metalized, reinforced vapor barrier surrounds the entire duct.
PR-25 (25’ length) 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.
MT-05 (5’ length) thermal sleeve, designed to insulate
round metal duct is constructed with fiberglass
insulation and a reinforced metalized vapor barrier.
Thermal sleeve available in choices of MT-05, MT-05R6
& MT-05R8 (R4.2, R6 & R8 insulation).