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Johns Manville R-13 Kraft-Faced Fiberglass Roll Insulation$22.97
R-13 Kraft-Faced Fiberglass Roll Insulation, 40-sq ft Johns Manville R-13 kraft-faced fiberglass roll insulation is designed for 2x4 wood-framed walls, delivering thermal performance with built-in vapor retarder. Each 15-in by 32-ft roll covers 40 sq ft and helps improve energy efficiency and sound control.,R-13 Kraft-Faced Fiberglass Roll Insulation, 40-sq ft Johns Manville R-13 kraft-faced fiberglass