Ontario, Calif. The International Association of Plumbing and Mechanical Officials (IAPMO®) has released the hard-copy and electronic versions of its 2015 edition of the Uniform Swimming Pool, Spa and Hot Tub Code (USPSHTC). Both versions are available for purchase via the IAPMO web store at http://goo.gl/WQKiXd. Key provisions of the 2015 USPSHTC and changes from Read more