Zinsser 2-1/2 gal. Interior and Exterior Primer Sealer

Zinsser Interior and Exterior Primer Sealer is specially formulated with proprietary stain-blocking resins to provide exceptional adhesion on a wide variety of surfaces without requiring scuff sanding. This versatile formula binds moderately chalky surfaces and securely bonds to wood, plaster, concrete, gloss enamels, hardboard, glass, and tile, creating a reliable foundation for topcoats. Engineered for high performance, this primer offers rust-inhibitive properties suitable for ferrous metals and cures to a durable dried film that resists mold and mildew growth. It is safe for application on high pH surfaces and is approved for use in food processing establishments.