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See all Interior paint how-to »

How to Repair a Seam

Skill:  Novice DIY'er

Take care of any open seams before you apply a new coat of paint. The final result will be worth the effort.

For Best Results:

For step-by-step help, refer to our how-to.

Suggested Supplies
  • Caulking (Painter's Grade)
  • Caulking Gun
  • Vinyl Gloves
  • Ladder
  • Rags
  • Sandpaper (100 Grit)
Suggested Products
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  1. Step 1

    Using 100-grit sandpaper, lightly sand any raised or rough areas.

    Use a scraper to remove any old caulking or debris from the gap or seam.
  2. Step 2

    Using a caulking gun, apply a thin layer of painter's grade caulking to the gap or seam.

  3. Step 3

    Immediately following the repair, wipe off any excess caulking with a damp rag or a putty knife.

  4. Step 4

    Allow the area to dry.

    Reapply caulking where shrinking has occurred.