Zinsser OKON® W-1 Concrete & Masonry Water-Repellent 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. Prevent water damage on concrete and masonry with Rust-Oleum® OKON W-1 Water-Repellent Sealer. Micro-Plug Technology penetrates deeply to effectively plug surface pores, preventing water absorption.