Crystallizer specially formulated for the vitrifying of all type of surfaces that contain calcium carbonate, such as marble, terrazzo, hydraulic floor, etc. It is recommended in surfaces with a high traffic and risk of slip, such as residences, hospitals, schools, etc. Application: Shake the product well and use it pure. Mode of use: Pour or squirt a small quantity of “L-25” on 3 or 4 m2 (10 to 15 sq feet), and with a rotary machine provided with steel wool, spread uniformly from left to right and from top to bottom, until it dries. Repeat the process at least twice.