Grout Stains and Odors Can Often Be Reversed Without Replacement

https://homesurfacematters.fairmontdigest.com/posts/grout-stains-and-odors-can-often-be-reversed-without-replacement

That stubborn grout stain or funky smell doesn't always mean you need to rip everything out—often a good deep clean with a specialized alkaline cleaner or a gentle peroxide soak reverses the discoloration and neutralizes odors. I've saved tile floors and shower walls this way, avoiding the messy, expensive demo and regrouting process entirely.