Steam Cleaner For Grout

Frequently Asked Questions
Yes, steam cleaners effectively clean grout by loosening dirt, mold, and mildew with high-temperature steam without harsh chemicals.
The best way to clean very dirty grout is to scrub it with a stiff brush using a mixture of baking soda and vinegar or a commercial grout cleaner, or use a high‑pressure steam cleaner for deep sanitizing without chemicals.
Yes, it’s recommended to reseal grout after steam cleaning because high heat and moisture can remove existing sealant, leaving grout more vulnerable to stains and moisture.
Yes — you can rent a machine to clean tile and grout; for example, Home Depot Rental Center offers a “Tile & Grout Steam Cleaner Rental” that uses hot steam for cleaning without chemicals.
The downsides of steam cleaning include potential damage to unsealed or delicate surfaces, risk of burns from hot steam, possible excess moisture leading to mold, and limited effectiveness on heavy, ingrained grime without scrubbing.
You should not use a steam cleaner on unsealed wood, unsealed stone, delicate fabrics, electronics, waxed surfaces, or any material sensitive to heat and moisture.