PHCC Legislative Conference: Expertise on Capitol Hill
FALLS CHURCH, VA. — The Plumbing-Heating-Cooling Contractors–National Association (PHCC) welcomed PHCC members, chapter...
UNIFORM CODE SPOTLIGHT
June 1, 2023 From the 2021 UPC Illustrated Training Manual, Chapter 6, WATER SUPPLY AND DISTRIBUTION 603.3.4 Double Check Valve Backflow...