90.1-2010 lists the efficiency of a boiler >= 2.5 MBTUh at Ec = 82% as of 3/2/2010. For modeling purposes does one enter 82% as the efficiency? How does Ec related to Et for modeling purposes?

Christopher Jones, P.Eng.
Tel: 416.644.4226 ? Toll Free: 1.888.425.7255 x 527

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