How to repair a drywall seam

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.

Tools & supplies

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

_{TIP: Use a scraper to remove any old caulking or debris from the gap or seam.}

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

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

Allow the area to dry.

_{TIP: Reapply caulking where shrinking has occurred.}