DIY Network

Bathroom Tiles: How to Fill Cracks with Caulk

Caulk can be used for various jobs around the house -- to fill gaps, cracks and holes of all kinds. Here's how to use tub-and-tile caulk to fill in the cracks between tiles on a bathroom wall.

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use tub and tile caulk to fill in cracks
  • Time

    15 Minutes

  • Price Range

    $1 - $50

  • Difficulty



Step 1: Load the Caulking Gun

To load the caulking gun, pull back its lever and insert a tube of caulk into the shaft.

Cut off the spout of the caulk with a utility knife. Cut closer to the end for smaller cracks or higher up on the spout for bigger cracks.

Squeeze the trigger several times to start the stream of caulk.

loading the caulking gun

Step 2: Apply the Caulk

Point the spout into the crack and apply a stream of caulk.

Use a damp cloth to wipe off any excess.

apply a stream of caulk into crack