Fresh Air Homes

Grout vs. Caulk: When to Clean and When to Replace Moldy Materials

Bathroom mold is a persistent problem that often shows up in the same places: along the edges of a tub, around a shower base, and in the narrow lines between tiles. For many homeowners, the first instinct is to scrub. But scrubbing does not always solve the issue, especially when mold has taken hold in porous materials or behind a layer of caulk. Understanding the difference between grout and caulk, and knowing when each can be cleaned versus when it needs to be torn out, is