Products / SeparatoR

SeparatoR is a 1/2 inch polyisocyanurate roof recover board with a closed-cell foam core and glass-reinforced facers. The data sheet (RS-5593, 2-24) says it meets ASTM C1289 Type II Class 1 Grade 2, prints an R-value of 2.8, a minimum compressive resistance of 20 psi, 4 by 4 and 4 by 8 foot sizes, and lists production in Bremen, Indiana, Cornwall, Ontario and Fernley, Nevada. A SeparatoR CGF version is listed separately on JM's cover board page.