Request Free Quote This custom swim resistance swim spa features a commercial-quality swim resistance system for current swimming. The swim spa also features an automatic pool safety cover, a therapeutic exercise bar, Primera Stone Diamond Head Treasure pool finish, and a Basketball system. The coping is Bluestone, and the planks that clad the exposed wall are Valder's Dovewhite limestone. There is also a mosaic tile border as well as on the stair treads. Photos by Larry Huene.