The International Association of Plumbing and Mechanical Officials (IAPMO) last week concluded Technical Committee Meetings toward the American National Standards Institute (ANSI)-accredited development of the 2021 editions of the Uniform Solar, Hydronics and Geothermal Code (USHGC) and Uniform Swimming Pool, Spa and Hot … Continue reading IAPMO Holds Technical Committee Meetings for Development of 2021 USHGC and USPSHTC