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If ducts are located in conditioned space- Su• ' Building Heat Loss X 1 <br />Maximum Heat Equipment Output <br />Building and Duct Heat Loss X 1 50 <br />150% 78194 Btu / How <br />WSEC Prescriptive Worksheel (2010 EdLhon( <br />WSUEEP10-010 Copy? 2Q 10 <br />