#2247 • (24) 4'x4'x2" EnergyGuard Iso Flat Poly Insulation Sheets Part of GAF EnergyGuard Polyiso Insulation: 4'x4' and 4'x8' (163709) (timed auction by Bid-2-Buy) Status: Sold 2" GRF Facers (24) Pieces = 384 Sq. Ft.