Staff Sgt. Travis Reno closes a valve on a return heating line to perform preventative maintenance Jan. 18, 2012, Eielson Air Force Base, Alaska. The heating line circulates an antifreeze solution through heating systems to keep buildings warm. Reno is a heating, ventilation and air conditioning technician is assigned to the 354th Civil Engineering Squadron.
Senior Airman Willard Grande
Taken on 18 January 2012
<a rel="nofollow" class="external free" href="https://www.dvidshub.net/image/513950">https://www.dvidshub.net/image/513950</a>