• Heating Ventilation Air Conditioning & Refrigeration

    The systems that control indoor climate are constantly evolving to reflect technological advancements and environmental concerns. A field that anticipates a high demand for skilled mechanics and technicians, the HVAC&R program ensures that students are skilled in the operation, design, installation, troubleshooting and repair of air conditioning, refrigeration, heating and ventilation equipment. The curriculum includes both off-site and shop learning opportunities with real-world applications.


    Program Highlights

    Careers Pathways

    • Domestic and Commercial Refrigeration
    • Air Conditioning & Heating (Residential, Commercial, Industrial, Automotive)
    • Exhaust Systems
    • Gas, Electric, Oil Heating
    • Design and Layout of Duct and Airflow Systems
    • Energy Management
    • OSHA 10-Hour Safety Credentials
    • Blueprint Reading and Estimating
    • EPA Section 608 Refrigeration Certification
    • Applied HVAC-Refrigeration
    • Mathematic, Science and Theory
    • Apprentice Refrigeration Technician
    • Apprentice Sheet Metal Technician
    • Licensed Refrigeration Technician
    • Self-Employed HVAC-Refrigeration Contractor
    • HVAC-Refrigeration Technician
    • Engineering (Plant or Mechanical)
    • Energy Management


    • Students can apply completed hours toward Oil Burner and/or Refrigeration Apprentice and Technician licenses.
    • Tech Prep articulation agreements exist with several colleges for students to receive credit for coursework completed while at Shawsheen.