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HVAC student works on hands on project

If you enjoy working with your hands and making people's home and work environment comfortable, there is a strong demand for well-trained heating, ventilation and air conditioning (HVAC) technicians. AACC offers a number of hands-on career training programs in this field — whether you are new to the industry or looking to upgrade your skills. Our HVAC training opportunities are affordably priced, offer flexible schedules, are conveniently located and accessible by car, bus and Marc Train.

Training Overview

Pre-apprenticeship Program

Our pre-apprenticeship HVAC program is designed to prepare you to enter and succeed in a registered HVAC Apprenticeship program.

Visit the pre-apprenticeship page to learn more.

Apprenticeship Program

Our short-term training opportunities can prepare you to start as an entry-level technician or to enter formal apprenticeship training, combining on-the-job training with time in school. Programs are available through Independent Electrical Contractors, Chesapeake and Associated Builders and Contractors.

Visit the apprenticeship page to learn more.

HVACR Journeymen/Master

If you are an experienced HVACR Technician, prepare for the Maryland HVACR Journeyman and Master exams. Study the International Mechanical Code. Learn the theory and service of air conditioning, refrigeration, gas and oil heating, and ventilation. Learn how to use an ACCA Ductulator and how to calculate heat load.

  • OCA-307 HVACR Journeyman and Master Exam Review

For information contact Maria Raimondi at or 410-777-2921.


  • Must be 17 years of age or older.
  • Must have high school diploma or GED.
  • Long sleeve shirt, work boots, jeans or khaki pants.
    • No shorts or sweat pants.