Zavza Seal is an experienced general contracting firm with a passion for delivering excellence. Consequently, Serving Long Island communities including Suffolk, Nassau, and Queens. Along with we are a one-stop shop construction company that specializes in waterproofing basements, paving and sealing driveways and garages, weatherproofing parking structure and concrete commercial roofs. In addition, if you are considering any type of waterproofing project. Further we are here to help and can provide valuable, time-saving advice as well Basecrete Products.