To keep tile looking pristine in the bathroom or kitchen — whether it needs a good cleaning or a total redo — the best grout pens allow you to color or remove mold, mildew, and other stains from grout ...
Reddish-pink tile grout stain is often caused by Serratia Marcescens bacteria. Treat the bacteria with 3% hydrogen peroxide and baking soda—it's the most effective way of removing. Avoid using bleach, ...