Products / Carlisle SecurShield HD EPS Composite Insulation

SecurShield HD EPS Composite is a composite roof insulation panel of closed-cell, lightweight expanded polystyrene (EPS) bonded to a high-density polyisocyanurate cover board, which Carlisle describes as the only EPS-polyiso composite in the roofing industry. Carlisle lists thicknesses of 1.5 to 6 in. in 4 ft x 8 ft panels, an R-value range of 6.37 to 23.68, and mechanically fastened or fully adhered attachment for both the board and the membrane.