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The WWCC Energy Systems Heating, Ventilation, Air Conditioning, and Refrigeration is a nationally accredited program that provides the students with an entry level understanding of construction workplace safety, basic DC & AC electrical theory, basics of physics and refrigeration theory, tools, mechanical components, environmental green technology, AC electrical application, controls, electrical motors and maintenance, programmable logic controls, direct digital controls, electronics, national electrical code and mechanical code, heating systems, commercial and industrial refrigeration for the residential, commercial, and industrial applications. Courses are offered in lecture, demonstration, lab, internship and web enhanced formats.



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Walla Walla Campus
500 Tausick Way
Walla Walla, WA 99362

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The Refrigeration and Air Conditioning Technology (HVACR) Program at Walla Walla Community College aims to provide technical education for students that are eager to be involved with this growing and sustainable industry. Students will be trained to enter the workforce as an entry level technician. The program will provide students with the understanding of energy conservation and environmental responsibility while working safely in residential, commercial, and industrial work environments.

Program Outcomes

  • Provide students with marketable technical and interpersonal skills in the trade, resulting in career placement.
  • Provide relevant training through hands-on and field experience to prepare the students for industry.
  • Develop students' analytical thinking and problem-solving abilities through instructional labs, projects, and testing.
  • Provide training in environmental and work place safety that meets appropriate industry standards.

Degree Options

Students may earn an Associate in Applied Arts and Sciences Degree in the following area: Refrigeration and Air Conditioning. One-year certificate is also available for the above listed AAAS degree.


  • Washington State LNI-Electrical Trainee Card
  • OHSA-10 Construction Safety Certification
  • First Aid-CPR-AED Certification
  • EPA-608 Refrigerant Handler Technician Certification
  • Electrical Employment Ready (ER) Certification
  • Air Conditioning ER Certification
  • Electric Heat ER Certification
  • Gas Heat ER Certification
  • Heat Pump ER Certification
  • TracPipe Certification