Owens Corning FOAMULAR 400 (40 PSI) R-15 Extruded Polystyrene Foam Board Insulation, 3 in x 4 ft x 8 ft, Square Edge MaxCore Pro Kraft Vapor Retarder: Integral kraft

Kraft Vapor Retarder: Integral kraft facing for moisture control and quicker install

align the parts and snap them into the track to achieve the required profile

Luxe Performance

The 12‑ft wide

Owens Corning FOAMULAR 400 (40 PSI) R-15 Extruded Polystyrene Foam Board Insulation, 3 in x 4 ft x 8 ft, Square Edge MaxCore Pro Kraft Vapor Retarder: Integral kraftFOAMULAR 400 R 15 XPS Foam Board, 3" x 4' x 8' High performance extruded polystyrene (XPS) foam board delivering R 15 insulation in a durable 3 inch panel. Designed for high load applications and exterior sheathing, it resists moisture and is easy to cut and install. Key Features: High Compressive Strength: 400 series XPS rated at 40 PSI for demanding applications Moisture Resistant: Low water absorption helps retain R value over time Energy