Laticrete NXT Level Flow (50lb bag) is a cement-based underlayment for interior substrates. It is a premium, self-leveling underlayment designed for smooth, even surfaces in both residential and commercial applications. Ideal for creating a flat substrate prior to the installation of tile, stone, and other flooring materials, NXT Level Flow features superior flowability and is easy to apply, even in intricate or uneven spaces. It quickly cures to a durable, high-strength finish, providing excellent resistance to cracking, shrinkage, and wear. Whether you're preparing a floor for renovation or new construction, Laticrete NXT Level Flow delivers exceptional performance and lasting results.