TEMPERED (MASONITE) HARDBOARD - 1/4" - 4' x 8' | Hardboard has a high internal bond, exceptional stability and smoothness ideal for paneling, furniture, fixtures, toys, general manufacturing and applications where painting or die cutting is required. It resists marring, scuffing and abrasion, as well as changes in temperature and humidity. Hardboard has a uniform thickness, density and appearance and has no grain