An extruded polystyrene foam insulation board with square edges on all four sides. Special 16" width makes it easy to fit between brick ties in cavity wall applications.
Building Code Compliance Complies with ASTM C 578 Type IV. Patented carbon black technology provides high R-value per inch of thickness. Meets IBC/IRC requirements for foam plastic insulation. See SBCCI PST & ESI ER 9567D, Und. Lab. Inc.® Classified, see Classification D369.