Patent ID: 7097728

Claim:
A method of producing a frangible fiberglass insulation batt, the method comprising the acts of moving an uncured fiberglass insulation blanket having a binder extant in the fiberglass insulation blanket in a conveyance direction and applying a first flow of high-pressure fluid to the moving fiberglass insulation blanket intermittently to establish a first series of intermittent gaps cooperating to define a first frangible plane in the fiberglass insulation blanket, and moving the fiberglass insulation blanket through a curing oven after the applying act to expose the fiberglass insulation blanket to a predetermined fiberglass curing heat extant in the curing oven to cause binder extant in the fiberglass insulation blanket to polymerize to establish a frangible bridge spanning each of the first series of intermittent gaps.