1/2 in. x 54 in x 8 ft.

Lighter in weight – easier to lift, carry and install
Designed for improved sag resistance
Meet ASTM C1396 Section 5 gypsum wallboard and Section 12 gypsum ceiling board specifications. This ½” (12.7 mm) gypsum board is ideal for use as a wall or ceiling covering material in both new building construction and renovation work. This Gypsum Board has been specifically designed to perform like a ceiling board where improved sag resistance is desired.