Benefits Premium water and oil repellence for superior stain protection: Tested in accordance with ISO 10545-14 Determination of resistance to stains Class 5 (highest class). Deep penetrating, permanent bonding technology for long lasting protection. 15 year written performance warranty can be provided if applied by a Dry-Treat Accredited Applicator* Provides protection against efflorescence, freeze-thaw and salt spalling damage. (NOTE: Softer materials, including limestone, sandstone and travertine in a freeze-thaw or salt water environment need extra protection - use DRY-TREAT 40SKâ„¢ consolidating sealer.) Retains natural surface color and finish Treated surfaces are easier to clean and dry quickly even after heavy rain. Super breathable: Water vapor escapes freely preventing harmful moisture buildup inside the treated material. Suitable for indoor, outdoor, residential and commercial use. Stands up to alkaline cleaners and pressure hosing.