Lnko 173 Floor Leveller is used to repair dry areas of structurally sound subfloors of concrete, terrazzo, ceramic tiles, quarry tiles, slate etc. Lanko 173 Floor Leveller is used as a subfloor underlayment prior to installation of carpet, tiles or other floor covering systems. It is compatible with commonly used adhesives and normally can receive floor coverings within hours of installation – please see Test Data below. Lanko 173 Floor Leveller is not a wearing surface and must be protected with a compatible topping, floor covering or coating. Lanko 173 is not suitable for use in permanently wet areas of immersion.