Johns Manville AP Foil R-13, 2-in x 4-ft x 8-ft Faced Polyisocyanurate Foam Board Insulation

Johns Manville AP Foil R-13, 2-in x 4-ft x 8-ft Faced Polyisocyanurate Foam Board InsulationAP Foil R 13 Polyiso Foam Board Insulation, 2 in x 4 ft x 8 ft Rigid polyisocyanurate foam board with foil facings delivers high thermal performance for continuous exterior or interior insulation. At 2 inches thick, it provides R 13 and helps control heat, moisture, and air for more energy efficient walls and ceilings. Key Features: High R Value per Inch: Polyiso delivers R 6 per inch; 2 in board provides R 13 for efficient thermal control Dual Foil