What Happens When Water Gets Under Tiles?
Water can cause the subsurface to swell and warp, and pushing the tile to lift even harder. When excess moisture is present, it could cause mold and mildew growth, eating away the mortar even further.

What do you do if you get water under tile?

  1. Tap a rubber mallet on the head of a small chisel to remove the grout in the tile joints.
  2. Place a wide putty knife under the ceramic tile, parallel to the floor. ...
  3. Lay several thick towels down on top of the water area to soak up the moisture.
  4. Chip away the old ceramic tile thin-set with the putty knife and mallet.

Can water get trapped under tile?

Most of the time, water shouldn't be able to get under your tiles. The grout used to line the joint spaces between tiles is there for a reason – to keep everything nice and sealed, and protected from excessive moisture. Despite this, it's not uncommon to suddenly find water underneath your tiles, causing damage.
Marcus Vance

Marcus Vance

Cybersecurity & Digital Privacy Researcher

Marcus Vance is a cybersecurity auditor and technology writer dedicated to educating the public about online safety, data privacy regulations, enterprise security, and emerging cyber threats.

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