How to Fix Paint Mudcracking

What is Mudcracking?

Deep, irregular cracks in paint film resembling dried mud.

What Causes It?

  • Paint is applied too thick.
  • Paint is allowed to build up in corners during application.
  • Surface was not prepared properly or contaminants were not removed.

Paint Mudcracking Solutions

  • Follow label and data page directions for guidance on appropriate surface preparation and film build.
  • Determine the correct roller cover based on the coating being applied and the surface you're painting. On smooth surfaces, a mohair, 1/4 inch, or 3/8 inch roller nap is usually sufficient. On textured surfaces, a 3/4 inch nap or greater will be needed.
  • Smooth paint with mudcracking by scraping and/or sanding, prime if needed, then repaint.
  • Choose quality paints have very good application and hiding properties, which will minimize the tendency to apply too thick a coat of paint.

Cracked Paint Repair Products

Interior Repairs

Follow the steps above to remove any cracked paint, then, if needed, we recommend applying Premium Wall & Wood Primer to help you achieve a luxurious finish. Then repaint your surface with ultra-smooth Cashmere® Interior Acrylic Latex.

Exterior Repairs

After you've removed the cracking paint, if you need to prime, start with Multi-Purpose Latex Primer. Then repaint with SuperPaint® Exterior Acrylic Latex for protection against the elements.