For use above the waterline, EZ-Prime Undercoater should be used as a base coat whenever the surface to be painted is aged, cracked, checked, pitted, or in any way less than smooth.
It can be applied to fiberglass, wood and previously painted surfaces.
EZ-Prime White Undercoater dries quickly and is easy to sand.
• Thinner: use Pettit 120 Brushing Thinner
• Coverage: 400 square feet per gallon