Fiberock Aqua-Tough Underlayment provides a smooth, uniform surface that serves as an excellent substrate for a variety of floor covering installations. Featuring Aqua-Tough technology, this underlayment is specially engineered with a consistent composition that superior water and mold resistance throughout the panel. It surpasses traditional plywood, oriented strand board (OSB), and lauan underlayments in maintaining dimensional stability, making it a reliable choice for both wet and dry areas throughout your home. Made from 95% recycled materials, this environmentally friendly product supports sustainable building practices without compromising performance. This versatile underlayment can be used under vinyl, ceramic tile, carpeting, wood, or laminate flooring, providing a smooth, flat surface that resists indentation from heels and furniture. It excellent adhesive bonding and workability, recognized by major resilient flooring and adhesive manufacturers. The Fiberock Aqua-Tough Underlayment is tested and by the Tile Council of America for residential and light commercial use, ensuring durability and quality. Installation is simple with panels that score and snap easily for quick sizing. The product comes with a 15-year warranty against buckling, warping, delamination, cracking, and splitting when properly fastened. Please note, this underlayment is not intended for use on walls or ceilings, areas with prolonged exposure to standing water, directly over concrete subfloors, or beneath heavily cushioned, thick-foam backed, or perimeter-adhered vinyl flooring. For ceramic tile applications, the underlayment must be bonded using mortar or adhesive and mechanically fastened to the subfloor. Model Number: 060085