#2292 • (64) 4'x4' EnergyGuard NH Taper AA Insulation Sheets Part of 20,449 Sq Ft of Shaw Glue Down Flooring & GAF EnergyGuard Polyiso Insulation (167839) (timed auction by Bid-2-Buy) Status: Sold .5" - 1" 20 PSI (64) Pieces = 1024 Sq. Ft.