Here comes the heat
Senior Airman Lecassius Boyle, 9th Civil Engineer Squadron Heating, Ventilation and Air Conditioning (HVAC) technician, checks an air filter on a unit May 23, 2016, at Beale Air Force Base, California. HVAC technician’s install, operate, maintain, and repair heating, ventilation, air conditioning, and refrigeration (HVAC/R) systems, combustion equipment, and industrial air compressors. In addition, they also maintain and repair non-electric kitchen equipment. (U.S. Air Force photo by Staff Sgt. Jeffrey Schultze)

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Photo by: U.S. Air Force photo by Staff Sgt. Jeffrey Schultze |  VIRIN: 160523-F-GU448-004.JPG