Erickson Associates, Inc. completed a completely sealed, temperature controlled computer building known as A-8 Data Center at Gulfstream Aerospace Corporation. This Data Center is the main computer center for all of Gulfstream’s computer operations. With the Center in operation Erickson Associates, Inc. installed a new Liebert DX Air Cooled Air Conditioning System in the main center, with a new Liebert DX Water Cooled backup system. In the on-site Smart Shelter addition Erickson Associates installed Liebert in row coolers with Liebert XDP main cooling units for the smart shelter with backup. These three systems are known as a triple redundancy: (1) Primary system; (2) Backup system to Primary; and (3) Backup system for back up to Primary.