Blisters / Bubbles

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Blisters / Bubbles

Blisters or bubbles that form in a coating, typically seen over porous surfaces 

 

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POSSIBLE CAUSE

  • High moisture content within surface at time of application
  • Applying water-based paints too heavily or recoating too quickly

 

 

 

 

SOLUTION

  • Once the coating has fully dried, scrape / sand the affected areas. 
  • Wipe surface with a damp rag to to ensure any sanding residue has been removed
  • Give the surface sufficient time to dry / air out before appyling another coat