Rainguard Micro-Seal Concentrate 1 Gallon (makes 10 gallons ready-to-use product) is a professional grade, top of the line 100% active, low VOC, clear water repellent with a unique blend of silane/siloxanes and exclusive Micro-Lok formulation for use on horizontal and vertical concrete, masonry block, brick, wood and other porous surfaces. Micro-seal forms a long-chain water repellent barrier deep within the surface. This hydrophobic barrier repels water and salts yet remains highly vapor permeable, allowing moisture to escape. Micro-seal provides excellent warrantied protection for a wide range of commercial, industrial, infrastructure and residential projects. Ready-to-Use right out of the container. High PH tolerance and can be applied to newly poured concrete and mortar within 48 hours. Used to seal driveway's, garages, porches, patios, natural stone - brick - concrete pavers, decks, fences, unpainted exterior walls, etc. 5 Gallon Container. 10 year labor and material warranty available and requires filling out application form which can be obtained from Rainguard or Exterior Performance Coatings, Inc. Passed ASTM G-53 Weathering test 3500 hours, Passed ASTM E-514 Wiind Driven Rain test 98 mph (160 kph) Passed ASTM D-1653 100% Vapor Permeable, Salt Pounding NCHRP No. 244 95% reduction chloride ion intrustionCoverage rate porous masonry surfaces 50 - 100 sq'/gallon, dense masonry surfaces 100 - 150 sq'/gallon, 300 sq'/gallon wood surfaces. 5 Gallon container.