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Flow and Leveling: Ropes, Pulls, Lap Marks and Stipple
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Description: Uneven marks or undesirable patterns from the brush or roller appear on dry paint.
Cause:
- Improper paint consistency.
- There was too little material applied to the surface.
- Improper painting technique.
- Poor quality brushes or rollers were used.
- The substrate was too hot.
- The coating was too cold.
- There was insufficient drying time between coats.
- There was a contamination of the surface.
Prevention:
- Make sure to apply full coat at correct coverage.
- Air, substrate, and paint temperature should be between 50F and 90F unless otherwise stated.
- Be sure to use a primer/sealer when necessary and allow adequate cure time between coats.
- Properly agitate the coating before application.
- Use the recommended application technique.
Cure: Allow to dry, sand smooth, and repaint.
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Courtesy of The Rohm and Haas Paint Quality Institute

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