The AmeriCredit Fort Worth complex consists of two 300,000 square foot buildings, each with a dedicated mechanical system consisting of 20 large air handling units supplying approximately 175 MACH-Air™ VAV controllers. Some 20 Liebert computer room air conditioning units are integrated into the building automation system using Modbus protocol, and four 400-tonne Carrier chillers are integrated using BACnet® protocol. The system has full alarm paging capabilities.