The short answer
How Moisture Gets Under Tile
Water can slip under kitchen tile through cracked grout, damaged seals, or gaps around the edges. Plumbing leaks from the sink or dishwasher are common culprits. Even steam and spills can work their way into tiny openings over time.
Once moisture sits under the tile, it stays trapped because the tile and grout are not breathable. That trapped dampness becomes a perfect place for mold to grow. The longer the moisture stays, the more likely mold will take hold.
- Cracked or missing grout
- Leaks from sink or appliance connections
- Flooding or overflow events
- High humidity without ventilation
- Improperly sealed tile edges
Health and Home Concerns
Mold under tile can affect the air you breathe. Some people notice allergy symptoms like sneezing, coughing, or itchy eyes when mold is present. If you feel unwell, see a doctor for guidance.
Beyond health, mold can weaken the subfloor and cause tiles to crack or lift. It can also spread to nearby walls or cabinets. Catching it early can reduce the extent of damage and the cleanup needed.
Checking for Mold Yourself
You can do a simple check by pressing on tiles to see if they flex or by looking for dark spots in grout. A moisture meter, if you have one, can help detect wet areas. But these methods only show surface clues.
For a more thorough look, a water damage inspection can identify hidden moisture and mold without pulling up your floor. The pros use tools to measure moisture levels in the subfloor and tile. This can tell you whether mold is likely present.
What to Do If You Find Mold
If you suspect mold under your kitchen tile, act quickly. Stop using the area if it's wet, and try to dry it out with fans or dehumidifiers. Do not attempt to remove mold yourself if it's extensive, as that can release spores into the air.
Local water damage pros can handle the cleanup and drying. They typically remove the affected tile, dry the subfloor, and treat the mold. The process depends on how far the moisture has spread. If you live in Layton, keep your shutoff valve location written down in case of a leak.
- Stop using the kitchen if floor is wet
- Increase airflow with fans and open windows
- Use a dehumidifier to lower moisture
- Avoid scraping or scrubbing visible mold
- Contact a water damage professional for help
Water damage does not wait
Call (801) 383-0232 any time, day or night, and describe what happened.
Call Now (801) 383-0232Frequently asked questions
Can mold under tile make you sick?
Yes, mold can cause respiratory issues, especially for people with allergies or asthma. Symptoms include sneezing, coughing, and watery eyes. If you feel unwell, see a doctor. Proper cleanup can reduce these risks.
How do the pros remove mold from under tile?
Removing mold usually involves lifting the affected tiles, cleaning and treating the subfloor, and drying the area thoroughly. The pros have the right equipment for this job. After drying, new tile or grout can be installed.
Does insurance cover mold removal from tile?
Policies vary, and your insurer decides what is covered. Some policies cover mold if it results from a sudden leak, but others exclude it. Check your policy and discuss with your insurance company for details.