Case study Challenge Clayton County particularly wanted to address inadequate cooling at the Department of Family and Children Services, temperature control issues at the County Archives building and urgent piping issues at the Annex III building. They also wanted to install a methane gas collection system at the landfill. Before selecting specific energy conservation measures and system upgrades, county officials completed a facilities audit to identify cost-effective projects. Solution After being selected by Clayton County to present a proposal, Trane developed a performance contract to replace or redesign HVAC systems for better temperature control and to reduce energy use and operating costs at the various facilities. Each building was modeled using TRACETM (Trane Air Conditioning Eco

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