2015 Uniform Solar Energy and Hydronics Code
2015 Uniform Solar Energy and Hydronics Code governs the installation and inspection of solar, hydronic and geothermal energy systems as a means of promoting public health, safety and welfare. Key provisions and changes from the 2012 edition of the code include:
- New condensates waste and control provisions for condensate-producing equipment and appliances
- New alternative engineering design provisions
- New accessibility provisions for attic, underfloor and roof installation of appliances and equipment used in a solar, hydronic and geothermal systems
- New hydronics chapter provides minimum requirements for the capacity of heat sources, heating appliances and equipment, piping, joints and connections, system controls, space heating, steam systems, radiant heating and cooling, auxiliary systems, snow melt systems, and the installation, testing and inspection of hydronic systems
- New solar thermal provisions, such as materials, solar collectors, freeze and overheat protection, drainback, thermosiphon, and pressure testing
- New geothermal energy systems chapter provides minimum requirements for groundwater systems, ground-heat exchanger design, heat exchangers, heat pumps and distribution design, and the installation of geothermal energy systems
- New duct systems chapter provides minimum requirements for ducts used for conveying air for heating and cooling of spaces
- New electrical provisions for the installation of solar photovoltaic systems based on the 2014 National Electrical Code (NFPA 70).
IAPMO/ANSI USEHC 1-2015.