How to Seal Tile Grout the RIGHT Way (Save Money & Avoid Costly Mistakes!)

If your grout is unsealed, it’s basically a sponge for dirt, stains, and moisture. In this video, I walk you through exactly how to seal tile grout the right way — and how to avoid wasting expensive sealer in the process. I’ll show you two different techniques depending on your tile type: ✔️ Small Marble Tile (Porous Surface) Because marble is porous and has lots of grout lines, I demonstrate how to efficiently seal both the tile and grout using a larger brush. This not only saves time but also protects the tile itself. ✔️ Large Ceramic Tile (Non-Porous Surface) With ceramic tile, you don’t want to waste sealer on the tile surface. I show you how to carefully apply sealer only to the grout lines using a small brush — saving you money and getting a cleaner result. Along the way, I cover: The tools and products you actually need (and what to skip) The proper way to apply grout sealer What to use for cleanup (this part matters more than you think) How to avoid common mistakes that waste time and money Whether you’re tackling a bathroom, kitchen, or backsplash, this step-by-step guide will help you protect your grout and keep it looking new for years. 💡 This is part of my “5-Minute Fix” series — simple, practical home tips that save you money.