USG SECUROCK Gypsum-Fiber Roof Board is a high-performance roof board for use in low-slope roofing systems. Its fiber-reinforced, unique, homogenous composition means the panel is strong and water-resistant all the way through to its core. It provides low absorption and an exceptional bond in adhered systems, and because of its homogenous composition, achieves high wind uplift ratings with no risk of facer delamination. These Boards made from 97% recycled material, combines superior performance with sustainable design for single-ply roofing systems.