SealwiZe of Long Island specializes in the restoration, cleaning and long term protection of decks , natural stone , paving stones, grout,tile and all masonry and concrete surfaces. We are able to do this through the use of advanced nano technology sealants, stains and coatings. Our proprietary methods and products offer some of the longest warranties available. Customer service and satisfaction is our greatest concern. We are responsive , professional and stand behind all of the work we do.