USG Fiberock underlayment

Aqua-Tough, new to the Fiberock brand of underlayment, is a moisture-resistant residential flooring underlayment from United States Gypsum Company that delivers superior performance, versatility and easy installation, according to the company. The environmentally friendly panels are made from recycled gypsum and cellulose, and can be installed under vinyl, ceramic tile, hardwood flooring, laminate flooring and carpeting. Available in various sizes and thicknesses, the underlayment can be cut with a utility knife or straight edge.