This collection offers unique and innovative visuals on a vinyl that enhances durability.  The rigid core features special top/bottom layers for stability and is made from high-density composition for extra rigidity, providing superior impact and dent resistance.  Recommended for commercial and residential use, and can be installed in high moisture and high-traffic areas.  Features patented COREtec techonology.  COREtec is 100% waterproof and can be installed in wet areas and will never swell when exposed to water.  COREtec will never swell when exposed to water.  COREtec is inert and dimensionally stable; it will not expand or contract under normal conditions.  Further, COREtec never needs expansion strips in large rooms.  Each COREtec Pro Plus plank or tile has an attached cork underlayment for a quieter, warmer vinyl floor that is naturally resistant to odor causing mold and milder. Residential Warranty: Limited Lifetime and Waterproof Warranty: Limited Lifetime