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No. <br />PURPOSE: This worksheet demonstrates compliance for a <br />proposed addition where heat loss improvements in the existing <br />home receive credit toward compliance. Perform a Chapter 5 <br />calculat(on on/y on the addiNon before using this torm. <br />MkIN WORKSH�ET <br />I PROPOSED CASE UA VALUE (pg. 2) <br />BASE CASE UA VALUE (pg. 2) <br />Additi�n heai loss deficit (box 1 mirn�s box 2) ' <br />Exfsting dwelling improvement credft. See�&� <br />ADpITION COMPLIES IF BOX 4 IS GREATER THAN BOX 3 <br />ExlsNng Dwelling lmpravemvnt credlt <br />ca/cu/atlons (List separate improvements) <br />Change (�n) • Area (Ft2) <br />Extsting glazing ( ) ' <br />Replacement glazing ( ) <br />Exlsting home Improvement credit �EIBTRA,.I <br />Existing glazing ( ) <br />Repiacement glazing ( ) <br />����s�ve�ai <br />Exlsting home improvement credlt d�a�� ;, z�;,,,. �� <br />Existfng insulatfon ( ) <br />New insulatfon ( ) <br />9�'�� BT AL <br />Existing home improvement credit ; N�w ;� �,R,,�; <br />Existing insulation ( ) <br />New fnsulation ( ) <br />U-Velue <br />x U__ <br />x U_ <br />Existing home Improvement credlt 4� x ���*'^"" '���'�„""'hui= e <br />� : .���;,. �.s��',�,�;:�� 'X � <br />TOTAL CREDITS (Add a l, !, & L Insert into �on MAIN WORKSHEEn <br />Ettedive July 1,1991 <br />Existing dwelling and <br />improvement U-values: <br />Re%r to fhe 1991 WSEC, Chapter 10, <br />for a►1 U-va/ues not llsted be/ow. <br />Ex/stlny (unteated) p/ariny defau/t <br />values: <br />Single pane <br />Double pane <br />Doi�hle pane w/vinyl <br />or wood sash <br />U 120 <br />U .90 <br />U .75 <br />Ex/sNng bulldlny envelope values: <br />Ceilings w/no insulatton U .30 <br />Floors w/no ir.sutatfon U.i 3 <br />Walis w/no insulation U .31 <br />Glass block U .60 <br />::`AbA.Q:A0�3ia;;5'M".GQJi;�tii��Lai•�;.�:a:ez�sw . we' <br />UA INSPECTED <br />(a) <br />(b) <br />(c) <br />(d) <br />(e} <br />in <br />�9) <br />(h) <br />(�1 <br />� <br />(k) <br />O1 <br />