FOAMULAR® Extruded Polystyrene (XPS) Insulation provides advanced commercial and residential building solutions. FOAMULAR®'s closed cell construction guarantees long term performance and high moisture resistance in many varied applications. Warranted to maintain 90 percent of its insulation value for 20 years using real time ageing. Available in compressive strengths from 150 to 650 kpa that accepts loads up to their design limit with little deformation.