USG Corp.
Securock is designed for use in low-slope roofing systems. The board is environmentally sustainable and its lower weight reduces energy and emissions. The board can be used with a variety of membranes and systems, including fully adhered and mechanically attached systems, as well as liquid-applied membranes and cold mastic modified bitumen. It scores a maximum 10 for mold resistance on ASTM D3272 and meets Factory Mutual Class 1 and Underwriter's Laboratories Class A fire ratings.