Several types of foam board insulation are available. Each variety corresponds to its own density and pressure rating. All FOAMULAR® XPS products are R-5 per inch of thickness except High-R CW Plus that is R-10 at 1-3/4″, and R-12 at 2 1/8 ” thick.
FOAMULAR 150: 15 PSI & 250: 25 PSI
All-purpose foam panel insulation for masonry and other applications. Owens Corning™ FOAMULAR® 150 & 250 extruded polystyrene insulation is ideal for wall furring, perimeter/foundation, cavity wall, crawlspace, pre-cast concrete, under slab, sheathing and other applications (Not approved for roofing). Owens Corning’s patented Hydrovac® process technology makes the unique closed-cell structure of FOAMULAR® extruded polystyrene insulation highly resistant to moisture, retaining its long term R-value year after year – even following prolonged exposure to water leakage, humidity, condensation, groundwater and freeze/thaw cycling.
FOAMULAR 400: 40 PSI, 600: 60 PSI & 1000: 100 PSI
Owens Corning™ FOAMULAR® 400, 600 and 1000 are high strength extruded polystyrene (XPS) insulation products designed for use in engineered applications requiring additional load-bearing capability such as under slab, concrete floors, foundations, roadways and rail beds, plaza and parking decks and cold storage installations.