For sparkling tile and a vinyl liner looking like new, apply the Bio-Dex QT032 Quick'n Thick Tile and Vinyl Liner Cleaner directly from the bottle or dilute it up to 50 parts of water to 1 part solution for lighter cleanings.Recommended UseWear rubber gloves.Apply solution to sponge, brush, or directly to the affected area.Scrub until the affected area is clean and rinse thoroughly.