Products / Petersen PAC-CLAD PAC-Shield

Rigid roof insulation board with a closed-cell polyisocyanurate foam core faced on both sides with fiber-reinforced facers (GRF), approved for direct application to steel decks under BUR, modified bitumen, single-ply and standing seam metal roof systems. It is made in 4 x 4 and 4 x 8 foot boards from 1 to 4.5 inches thick (LTTR R-5.7 to R-26.8), in ASTM C1289 Type II, Class 1 Grade 2 (20 psi) or Grade 3 (25 psi), and as straight-cut, bevel-cut and flute-fill pieces. The sales sheet lists FM 4450 and FM 4470 Class 1 insulated steel deck approval, UL 1256 and UL 263 classifications, ICC-ES ESR-1608 and Florida Product Approval FL 5968.