Zep Grout Cleaner & Brightener - 32 oz Size:Case of 4 Formula 22 is effective in

Formula 22 is effective in both hard and soft water

and dishes

It can be used for mechanical moving parts and as a corrosion inhibitor on metal surfaces

It contains no ingredients that corrode metal surfaces

shave cream

Zep Grout Cleaner & Brightener - 32 oz Size:Case of 4 Formula 22 is effective inZep Grout Cleaner & Brightener is a professional strength solution designed to restore and brighten grout lines on tile floors with minimal scrubbing. Its powerful, acidic formula penetrates deep into grout, lifting stubborn stains, dirt, and discoloration. Safe for both white and tinted grout, its perfect for cleaning floor and bathroom grout, offering a versatile solution for all your grout cleaning needs.