Temple-Inland. Offering moisture and mold protection essential for damp and humid spaces, GreenGlass tile backer is fiberglass-faced on both sides for a stable and durable substrate. Made with at least 90% recycled content, GreenGlass tile backer features a moisture-blocking acrylic coating that resists water penetration, plus a water-resistant gypsum core. Available in 1/4-, 1/2-, 5/8-inch thicknesses, panels measure 48 inches wide and 8 feet or 10 feet in length. GreenGlass scores and snaps like traditional gypsum board and is designed to produce less dust when cut than typical cement and fiber-cement backerboards. 800.231.6060. www.greenglasssales.com.