Laticrete NXT Level (50lbs) is a cement based underlayment for interior substrates (0900-0050-21). It is designed to create smooth, even surfaces before installing tile, stone, or other floor finishes. Ideal for both residential and commercial applications, NXT Level can be easily applied over a wide range of substrates, including concrete, wood, and more. Its fast-curing formula helps minimize downtime, providing a strong, durable foundation with excellent resistance to cracking and shrinkage. Whether you're renovating or working on new construction, Laticrete NXT Level ensures a seamless surface that enhances the longevity and performance of your flooring. Laticrete NXT Level produces a flat, smooth and hard surface for the installation of finished flooring. Laticrete NXT Level can be placed from 1/8“ - 3" (3mm-76mm) in a single lift