DI adhesion promoter plus sealer is specially formulated to provide superior paint adhesion to all automotive surfaces. It is ideal for use on all flexible or rigid plastics, fiberglass and painted surfaces. This product acts as a tie coat by allowing multiple substrates to be painted at one time to assure a consistent, durable finish on every job. It is compatible with all solvent-based urethane, epoxy or acrylic lacquer primers, sealer sand base-coats. This product is VOC compliant across north America