For more information on the apprenticeship program or available continuing education classes, call the hall at (508) 835-1150, ext. 10.


UA Local 4 accepts applications the first Tuesday of each month between 9 a.m. and 3 p.m.   You must apply in person at the hall.  Applications are held on file until the next time the program opens, at which point applicants are contacted by mail with further instructions.

Applicants must:

  • be at least 18 years old;
  • have a high school diploma or GED;
  • have a valid driver's license; and
  • if applicable, provide a Form DD-214.

Local 4 offers apprenticeships in plumbing, pipefitting, and HVAC tech.  Apprenticeships take five years to complete through classroom and shop training at night, and on the job training during the day. In addition to plumbing, pipefitting, and HVAC instruction, all apprentices receive world-class training in welding.

UA Local 4

Training Facility

Warehouse space available for rent.  Call 508-835-1150 for details.

Plumbers & Pipefitters Local 4
150 Hartwell Street, West Boylston, MA 01583
Ph: 508-835-1150     Fax: 508-835-1154


Copyright © UA Local 4. All rights reserved.

Applications will not accepted on June 2nd as we adjust and make accommodations for the reopening phases as outlined by the Governor.  

Letters have not been sent out to applicants.  The letters will be mailed out in July (subject to change).  Please call with any questions or if you have had an address change since you applied.

Continuing Education

Various continuing education classes are available for members on nights and weekends.  These classes include:

  • OSHA-10 and OSHA-30
  • IAPMO Plumbing Continuing Education
  • CPR and First Aid
  • Crane Signal
  • Orbital Welding
  • Tube Bending
  • UA Foreman's  
  • Med Gas Installer
  • Oil Burner