Zinsser� Gardz� Problem surface sealer is a clear, water-based acrylic resin sealer designed for interior application to porous surfaces prior to painting, texturing or wall covering. Gardz� is recommend for sealing problem porous surfaces such as bare or damaged...
Ready-to-use coating strengthens soft texture finishes and binds chalky surfaces. From the Manufacturer Lock down porous and crumbling surfaces with Rust-Oleum Zinsser GARDZ Problem Surface Sealer. MPN: 02301.