ONTARIO, CA — The International Association of Plumbing and Mechanical Officials (IAPMO ®) has published IAPMO/UPC/Appendix H-2021, Private Sewage Disposal Systems, as a standalone document. This ...
ONTARIO, CA — The International Association of Plumbing and Mechanical Officials (IAPMO®) is seeking applicants to serve as technical experts on Uniform Plumbing Code (UPC®) task groups. The UPC ...