Dirt and dust in the base coat

Cause

• Base coat not filtered.
• Incorrect cleaning of the surface (dirt from rebates, etc.).
• Dirt from clothing (refinisher).
• Unsuitable tack cloth / dirty spray booth and filters (ceiling, floor).

Prevention

• Filter base coat.
• Clean surface correctly (including rebates, etc.). 
• Wear clean overalls.
• Use suitable tack cloth.
• Maintain the spray booth regularly.

Remedy

• Clean with silicone remover, tack cloth (sand if necessary) and reapply base coat.