gas tankless water heaters

Hard water problems? Scaling issues? One of the biggest concerns with tankless water heaters—in certain areas of the country—is scale build-up. With A.O.’s  Smith’s game-changing X3 Technology, your worries may be over. One of the most interesting things seen at this year’s AHR Expo in Orlando, Fla., the A. O. Smith X3 Technology Tankless gas Read more