United Association
United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada | |
| Abbreviation | UA |
|---|---|
| Formation | October 11, 1889 |
| Type | Trade union |
| Headquarters | Annapolis, Maryland, US |
| Location |
|
| Membership | 363,000 (2014) |
President | Mark McManus |
| Affiliations | |
| Website | ua |
The United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada, commonly known as the United Association (UA), is a labor union which represents workers in the plumbing and pipefitting industries in the United States and Canada.