Campbell's Pool & Spa offers a complete line of inground pools, aboveground pools and state-of-the-art spas. Its spa maintenance programs include various services, such as pumps, jets, heaters, control systems, diagnostics and spa relocation. The company offers building and design services, including water features, vanishing edges, built-in hot tubs, myriads of finishes and tile patterns. Campbell s Pool and Spa is recognized by the National Spa and Pool Institute. Its pool maintenance program includes pump and filter repair; safety covers, sand changes and acid washing; season opening and closing; weekly maintenance, add or repair pool heaters; salt generator, chlorinators and pool cleaning services. Campbell's Pool & Spa is located in Knoxville, Tenn.