Home Decorators Collection Solid Core Flooring is a new and innovative product that is 100 percent waterproof, does not require acclimation and can be installed in rooms with a temperature range between 35F and 100F (1.7C and 38C). An attached underlayment enhances warmth and comfort under foot. The simple drop-and-lock installation system allows for easy, no-glue installation, saving time and money. The floating floor installs over most existing surfaces including concrete, tile, wood and vinyl. This flooring is both phthalate-free and formaldehyde-free to ensure product safety. With Home Decorators Collection Solid Core Flooring, you can transform any room in your home quickly and easily.