Tradesmen from Matherly Mechanical contractors look up as a large heating unit is lowered in to place by a Sikorsky S-58T heavy-lift helicopter from Aircrane Incorporated May 27, 2018, Tinker Air Force Base, Oklahoma. The helicopter was contracted to move the units which are the size and weight of a passenger sedan in to place in one day while the production facility was closed for the Memorial Day holiday weekend.

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Size: 1155px × 1732px
Photo credit: © RP Images / Alamy / Afripics
License: Licensed
Model Released: No

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