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ruHNoSE: This worksheet demonstrates compiiance for a <br />proposed additton where heat loss improvements in the existing " <br />home receive credit toward compliance. Perform a Chapter 5`. <br />calculation only on the addition before using ihis form. <br />=__— <br />MAIN WORKSHEET <br />' PROPCSED CAS�= UA VALUE (pg, p� <br />' BASE CASE UA VALUE (pg, p� <br />Addition heat loss deficit (box f minus box pJ <br />IExisting dwelling fmprovement credit. See�&m . <br />ADDITION COMPLIES IF BOX 4 IS GREATER THAN BOX 3 <br />i: txlsting Dwelling improvement credit <br />': ca/cWations (List separate improvements) <br />Change (1��pp� . Area (Ft2) <br />' Existing glazing (_�_� <br />"s Replacement glazing ( � <br />—� <br />Exlsting home improvement credit ����M��SlJBtRAG <br />Existing glazing (�_� <br />Replacement glazing ( � <br />�_ <br />Existing home improvement credit �SUBTRAC'. <br />Existing insulation (�_� <br />New Insulation ( , <br />Existlng home Improvement credit SUBTpACT <br />Existing insulation (_�_� �""—'-�- <br />New insulafion f . <br />U•value <br />— x U_ <br />Existing home Improvement credlt SUBTRACT(k) from (j) <br />TOTAL CREDITS (Add c, J, i, & I. Insert into � <br />on MAIN INORKSHEE7J <br />Effective July 1, 1gg1 <br />Existing dwelling and <br />improvement U-values: <br />Referto the 1991 WSEC, Chap�e� f0, <br />/or all U-values not //sted below. <br />Exlst/ng (ur,tested) glaz/ng de/au/t <br />values: <br />Single pane <br />Double pane <br />Double pane w/vinyl <br />or wood sash <br />U 120 <br />U .90 _ <br />U .75 <br />Exlst/ng bu1ld/ng envelope va/ues: <br />Ceilings w/no insulation U .30 <br />Floors w/no insulation U .13 <br />Walls w/no insulation � ,�� <br />Glass block U .60 <br />�� <br />UA• .,...INSPE� p <br />�..�+..�....� <br />'`�CF�,� �,�AWNOYEM(3Fi791���. <br />Page f':� <br />