WHBM3802 Formaldehyde-Free Interface Modifier for Ground Use adopts formaldehyde-free technology, water-based and environmentally friendly, without adding formaldehyde, benzene and its homologues, has excellent penetration performance, can fully soak the ground base, making the ground base dense, improving the interfacial adhesion of the ground base. It is suitable for interface treatment before laying ceramic tiles and joining wood flooring on cement ground.nProduct Features: Water-based and environmentally friendly, formaldehyde-free and benzene-free. Moisture-proof and mildew-proof, good penetration. Strong sealing, prevents dusting.nThe packaging of this product is 20kg per bucket.