HVAC helps provide combat airpower for America
Tech. Sgt. Jeff Sena holds the light while Staff Sgt. Adrian Nevarez examines wires in an environmental control unit they are troubleshooting Oct. 2. The Airmen are heating, ventilation and air conditioning flight technicians with the 332nd Expeditionary Civil Engineer Squadron at Balad Air Base, Iraq. Sergeant Sena is deployed from Cannon Air Force Base, N.M., and Sergeant Navarez is deployed from Hill AFB, Utah. (U.S. Air Force photo/Staff Sgt. Alice Moore)