The 2015 Uniform Solar Energy and Hydronics Code (USEHC), developed by International Association of Plumbing and Mechanical Officials (IAPMO) and released in August, governs the installation and inspection of solar, hydronic and geothermal energy systems.Previously published as the Uniform Solar Energy Code, the 2015 edition adds significant provisions concerning hydronic and geothermal systems as a way of promoting public health and safety.Mark Eatherton, executive director for the Radiant Professionals Alliance (RPA), discusses the importance of the code with Plumber and its impact.Q: Mark, what does the 2015 code mean for the plumbing industry?A: No other model code is published today
