Siloxa-Tek 8500 Ultra Concentrate - 1 Gallon (Makes 5 GALLONS) Penetrating Concrete Sealer Water and Salt Repellent. Clear Water-Based DOT Approved Silane/Siloxane for Concrete Brick Masonry & Pavers

Versatile, invisible, enduring—the criterion of penetrating concrete sealer.

Use with the Lithi-Tek 4500 densifying primer for increased performance and longevity.

Prevent deicing salt, chloride and freeze-thaw damage with our most recommended sealer.

Hydrophobic concrete resists rain, moisture, and organic growth — preventing cracking.

Our proprietary silane/siloxane blend offers longer service life and better performance in a safe water-based formula.