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. . . �� 2 a j�1G✓-�-�j4-e-#1/�_ �,F-�. <br /> �,�I w ��--f-G� <br /> E�'I'�I�A'T'�I� �I��i�� �IJI�� <br /> A) Building length �p _ <br /> �3) Building Width Z 4 <br /> C) Building Height � <br /> D) Type of I3uilding Factor <br /> Rambler = 1_333 � <br /> Split = 1.50 <br /> Two Story = total exposed wall (c) <br /> �I�a� loss ���id�a <br /> 1) Line A x Line B x Line C x Line D = Cubical Content /��d <br /> 2) Heat loss factor <br /> ____. Newer energy efficient = 3.5 <br /> _ _ _ Average built home = -;.^� <br /> Older home poor insulation = �:0 <br /> ._----� <br /> 3) Cubical Contentl�J�� x H.L.F. ¢ = �st. Heat Loss�' C.P 44U � • <br /> A/GC ���i�� G�����: <br /> 1) Line A_ x Line B _ x Line C_x Line D_ = Cubical Content 1.�3 6d <br /> 2) Cubical Content x 4 (air changes p/hour) = Total C.F.H, lP/ 44O <br /> 3) Line 2 / 60 minutes p/hour = Total C.F.M. l U 2 ¢ <br /> 4) CFM/400 (cfm p/ton) _ 'I'ot�l ta�n� of c�ofl�a�2 '.� <br /> � — <br /> ` N�� <br /> C .�-c. �e����_S ��3 �f� � l�o�o <br />