Easi-Lite® Lightweight Drywall is a specially formulated interior drywall panel that is up to 30% lighter than traditional 1/2" (12.7 mm) regular panels. It is comprised of a special, sag-resistant non-combustible gypsum core enclosed in 100% recycled face and back paper. Easi-Lite Lightweight Drywall is easy to handle and ideal for wall and ceiling applications up to 24" o.c. (610 mm) framing spacing.