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Johns Manville R-6 AP Foil Faced Polyisocyanurate Foam Board Insulation$16.07
AP foil-faced polyiso foam sheathing provides continuous insulation for maximum efficiency, as well as exceptional moisture, heat and air control. It features a reflective foil facer on one side and a nonreflective facer on the other.,AP foil-faced polyiso foam sheathing provides continuous insulation for maximum efficiency, as wel