Dupli-Color® Grease & Wax Removers simplify your painting preparation needs. Surface preparation is a critical step in any quality painting project and our Grease & Wax Removers make is easy with our Prep-Wipes, Prep-Spray, and in bulk gallon and quart containers. Each product removes dirt, road tar, grease, wax and oil from any surface without leaving a film residue.