*Note* must use Bostik Universal primer with this product for a warranty bond on concrete.
SL-Gyp is a premium, hybrid gypsum/cement-based, self-leveling underlayment that can be installed from 1/4" up to 2" thickness without extension. This versatile product is designed for use over distressed gypsum subfloors, lightweight concrete, mud beds, structurally sound wood, and adhesive residue. It is also ideal for use on radiant or in-floor heating systems. SL-Gyp is perfect for certain low-prep applications where shot-blasting and mechanical cleaning of substrates cannot be performed. Choose SL-Gyp for a reliable and efficient solution to your flooring preparation needs, ensuring a smooth and level surface for various types of floor coverings.