Zinsser OKON® Seal & Finish Concrete and Masonry Sealer - 1 gal.

Featuring Micro-Plug and silane/siloxane technologies, OKON provides a low-VOC, water-based shield against moisture and the effects of water damage for all types of surfaces. Lock in the look of fresh concrete or masonry with Rust-Oleum® OKON Seal and Finish. When applied to horizontal, light-use surfaces, this sealer deeply penetrates to provide easy-to-clean, water-and-stain-resistant protection.