#2304 • (24) 4'x4'x2" Paratherm CGF Insulation Sheets Part of GAF EnergyGuard Polyiso Insulation: 4'x4' and 4'x8' (163709) (timed auction by Bid-2-Buy) Status: Sold 2" 20 PSI (24) Pieces = 384 Sq. Ft.