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'srmit No. <br />�PURPOSE: This worksheet demonstrates compliance for a <br />proposed addition where heat loss (mprovements in the existing <br />home receive credlt toward compliance. Perform a Chapter 5 <br />calculalion only on the addition be(ore using this form. <br />MAIN WORKSHEET <br />PROPOSED CASE UA VALUE (pg. 2) 4 S, (p <br />BASE CASE UA VALUE (pg. 2J 3� � 3 <br />Additien heat lossideficit (6ex 1 minus box2) ��7 <br />. <br />Existing dwelling improvement credit. See�&� Zq, 2 <br />ADDITION COMPLIES IF BOX 4 IS GREATER THAN BOX 3 <br />Exlsting Dwelling Improvement credit <br />calculatlons (List separate improvements) <br />Chanpe (Ipcation) Area (Ft2) <br />Existingglazing( ( �JIN4 � �z <br />Replacement glazing ( ) "j2 <br />Exlsting home improvement credit �; �a� SUBTRAC�'{t <br />�; <br />Exisifng giazing ( ) <br />Replacement glazing ( ) <br />�°� �� StlBTRACT ri <br />Exlstlnp home Improvement credit ;�, � <br />, <br />Exfsting insulation ( ) <br />New insulatfor� ( ) <br />�; � .� <br />Exlsting home Improvement credlt <, 35U§7RACT`�(} <br />..,.::., ....,,....,>.:�r. ..�x... <br />Exist(ng lnsulation ( ) <br />New insulation ! 1 <br />U•Value <br />x U�o <br />x U� <br />z U_ <br />x U__ <br />Eflective July 1, 1991 <br />Existing dwelltng and <br />fmprovement U-values: <br />Reler to the 1991 WSEC, Chepter 10, <br />lor all U•values not !lsted below. <br />Exlsting (untested) glazing default <br />va/ues: <br />Sfngie pane U 1.20 <br />Double pane 'U .90 <br />Double pane w/vinyl <br />or wood sash U .75 <br />Ex/sUng bulld/ng envelope values: <br />Ceilings w/no insulation U .30 <br />Floors w/no Insulation U .13 <br />Wails w/no insulation U .31 <br />Glass block U .60 <br />. .... _.�.�„� <br />� `UA \ INSPECTED <br />EXIS110 home Im rovement credit � """„"` • ��� �`� ' �� .� ;� <br />9 P <br />TOTAL CREDITS (Add c, l, i, & 1. Insert into �an MAIN WORKSHEE � <br />(a) <br />(b) <br />(c) <br />(d) <br />(e) <br />(f) <br />l9) <br />(h) <br />0) <br />(1) <br />(kj <br />OJ <br />Page 2a <br />