Tyroc is designed to be installed directly over new or seasoned concrete floors and acts as a highly effective barrier to moisture and cold. Designed by contractors, Tyroc is the most cost effective fastest growing sub-floor system on the market. Tyroc is water proof, mold, mildew and insect resistant, and yet is both fast and easy to install. Tyroc provides a layer of protection that will extend the life of any floor covering used in conjunction with Tyroc. The Tyroc Soft Walk ™ technology is ergonomically better than hard concrete ideal for residential or commercial use. Tyroc is a truely green building material that "makes concrete comfortable".