How-to Repair Drywall & Plaster Seams | Behr

How to Repair a Seam

Repair seam above mold Repair seam above mold

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 Tools & Supplies
  • Caulking (Painter's Grade)
  • Caulking Gun
  • Vinyl Gloves
  • Ladder
  • Rags
  • Sandpaper (100 Grit)
  • Step 1

    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.

  • Step 2

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

  • Step 3

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

  • Step 4

    Allow the area to dry.

    TIP: Reapply caulking where shrinking has occurred.

ADDITIONAL RESOURCES
Orange calculator icon in a white bubble

PAINT AND STAIN CALCULATOR

Inside or outside; paint or stain: Let’s figure out how much you’ll need to make amazing happen.

Calculate

ASK AN EXPERT

Every project is unique: Keep small wrinkles from becoming big problems by letting the Behr Technical Experts lend a hand.

Get Expert Help

CONNECT WITH PRO REFERRAL - POWERED BY THE HOME DEPOT

Let Pro Referral do the leg work and match you with quality local painters.

Find a Painter
CUSTOMIZE & BUY
Tahitian sky
Small Behr logoS480-5
What Product Do I Need?
BLACK
BLACK
What sheen do I need?
8 Oz. Sample
1 Gallon
1 Quart
5 Gallon
The following product(s) is required to properly prep uncoated and previously coated concrete surfaces.
Required product
BEHR PREMIUM ALL-IN-ONE WOOD CCCC
$0.00
The following product(s) is required to properly prep uncoated and previously coated concrete surfaces. Only available in store at Home Depot.
Required 3rd party product
BEHR PREMIUM ALL-IN-ONE WOOD CCCC
The 9 in. x 1/4 in. Polyester Adhesive Roller Cover has a hard texture, making it ideal for applying all types of adhesives to smooth surfaces. It can be used for stippling and applying sand paints.
The following product(s) is recommended when a topcoat clear finish is desired.
$0.00
The Home Depot logoSold Exclusively at The Home Depot