United Association of Journeymen and Apprentices of the Plumbing and Pipefitting Industry of the United States and Canada

The United Association of Journeymen and Apprentices of the Plumbing and Pipefitting Industry of the United States and Canada (UA) represents approximately 368,000 Plumbers, Pipefitters, Sprinkler Fitters, HVACR Service Technicians, Welders and Pipeliners working in the construction industry throughout North America.