HVAC Airmen refresh contingency skills
Staff Sgt. Larry Hampp, 435th Construction and Training Squadron heating ventilation air condition instructor and Senior Airman Robert Stocks, 52nd Civil Engineer Squadron HVAC journeyman, from Spangdahlem Air Base, Germany, heating ventilation air condition journeyman, work on the panel of a field-deployable, environmental-control unit during a seven-day heating, ventilation and air conditioning course on Ramstein Air Base, Germany, Aug. 6, 2014. The FDECU is a five-ton, air conditioning unit used to heat and cool a variety of military shelter systems such as personnel tents and communications facilities at deployed locations. (U.S. Air Force photo/Airman 1st Class Michael Stuart)