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Penetrating Silane Siloxane Sealers

Lock out water and its damaging effects on dense concrete and masonry with Rust-Oleum® OKON® S-20 Water-Repellent Sealer. This silane/siloxane formula penetrates deeply to create a tough hydrophobic barrier against water invasions. Ready to use and paintable.

  • For use on vertical, flat, dense surfaces—brick/stucco walls, etc.
  • Prevents water, efflorescence and freeze-thaw damage; breathable
  • Clear, non-yellowing, non-glossy; water-based, low VOCs and very low odor

For Best Results

  • Apply with a low-pressure airless sprayer.

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