National Gypsum High Strength LITE gypsum board consists of a fire-resistant gypsum core with a heavy, natural finish and 100% recycled paper on the face and back sides. Use for interior, non-fire-rated, single-layer wall and ceiling applications. High Strength LITE is formulated to be 25% lighter in weight than Gold Bond® 1/2 in gypsum board. The result is a superior board that is both sag resistant and easier to handle