DuPont™ Styrofoam™ Brand Extruded Polystyrene Pipe Insulation Billet (XPS PIB) is ideal for demanding refrigeration applications. The rigid, closed-cell structure of XPS PIB gives it high compressive strength, low friability, and excellent water-resistance, making the material ideal for freeze-thaw cycling. Additionally, XPS PIB offers excellent thermal resistivity for a variety of applications ranging from -320°F to 165°F (-196°C to 74°C).