Case study Challenge Built in 1978, Yardmen Arena’s original R-11 CFC chillers were nearing the end of their useful life. Ontario regulations requiring CFC refrigerant phaseout gave the City of Belleville the opportunity to comply, while also upgrading their outdated HVAC systems to improve comfort, reliability and energy efficiency. Solution The City of Belleville retained design/build contractor George A. Kelson Mechanical, Stantec and Trane to install a new turnkey chiller plant. The Trane chiller uses an alternative refrigerant instead of the phased-out R-11 CFC refrigerant. Trane recommended going beyond the scope of the project specifications and suggested installing an ice storage system. Trane took Kelson Mechanical, Stantec and personnel from the City of Belleville to Minneapoli

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