What Causes Epoxy to Bubble?
Bubbles form from trapped air or moisture escaping through the wet film. Cause varies — concrete outgassing, moisture drive, or application technique.
Key points
- Substrate outgassing
- Moisture rising through the slab
- Overworking the wet film
Frequently asked
Do bubbles always mean failure?
Small isolated bubbles can be repaired. Widespread bubbling signals a root cause that must be fixed first.
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