Temple-Inland has added a new 3’ x 5’ panel size to its GreenGlass fiberglass-faced gypsum tile backer board. Available in two thicknesses - ¼” and ½” - GreenGlass features at least 90% recycled content. Produced with the TemShield® Mold Protection System engineered into its gypsum core, the product meets the IBC and IRC code-recognized standard (ASTM C1128) for wet-area tile substrate.