A 100% pure acrylic, water-based, primer, specially formulated with the latest high performance resins for application to a variety of surfaces including concrete, wood, drywall, masonry, aluminium and galvanized metal surfaces. Its superior stain-blocking, sealing qualities, anti-rust properties and excellent adhesion make Berger Grip and Seal Multi-Surface Stain-Blocking Sealer-Primer an outstanding base coat for the application of topcoats to new and previously painted wall, wood and metal. This versatile primer is fast-drying and can be tinted.