Beauty, Elegance, Functionality, and pride are a few words that come to mind when choosing Gappsi Inc. to design install and supply your backyard pool, patio and landscape. With award winning designs in Industry leading magazines, and total customer involvement throughout all stages of the project, Gappsi is a clear choice. Being a full backyard construction company with our experienced pool builders, master masons, and landscape design specialist, we can make your backyard an oasis of your dreams. Included is our Craftsman Carpenter to incorporate a pool house or bar entertaining pergola area. . For any additional information, contact long island poolscapes experts or visit our showroom for more information at (631)-543-1177, 1015 W. Jericho Turnpike Smithtown NY 11787.