Rust-Oleum MS 511 Porous Plus is a 1-gallon sealer designed for porous surfaces, providing superior protection against moisture and stains. Ideal for use on concrete, masonry, and natural stone, this sealer penetrates deeply to create a long-lasting barrier. It is easy to apply with a brush or roller and dries clear, preserving the natural appearance of the surface. This product is compliant with industry standards for safety and performance, making it suitable for both residential and commercial applications. Coverage is approximately 200-300 square feet per gallon.
