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. Perm/t No.�S7`�� •
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<br /> sa .. � Y .* �, : P : s • • ♦
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<br /> � �,��� Use only tor additions, under 750 ft2, that don't cornply
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<br /> EHedive July 1, 1991
<br /> , r... . . . : .� . ,�:.:. « ,: ,;,;: .. :. ., �:
<br /> �: PURPOSE: This worksheet demonstrates compitance for a
<br /> � proposed addition where heat Ioss Improvements in the existing r "�,�< m
<br /> �,�, Existing dwetling� and
<br /> ,� home recefve credtt toward compliance. Perform a Chapter 5 �a,� �mprovement U-values:
<br /> � caicutation only on fhe addition be(ore using this lorm. � ,
<br /> � �:
<br /> . . _ . .. .. _ .
<br /> ` � �sr6w�3�
<br /> � r � ,; �.�, , ,�_ Re%r to the 1991 WSEC, Chapter f0,
<br /> ' ` ' for all U-values not Ilsted below.
<br /> � MAIN WORKSHEET
<br /> a Exlsfing (untested) glazing delaulf
<br /> �
<br /> � PROPOSED CASE UA VALUE (pg. 2J /G�, 9 i values:
<br /> � � BASE CASE UA VALUE (pg. 2) / ��� g ! Single pane U 1.20
<br /> �
<br /> Addition heat loss deiicit (box 1 minus box 2J j`/, � Double pane U .90
<br /> ! Double pane w/vinyl
<br /> `. � Existing dwelling improvement crediL See�B� aa-b� 1 orwood sash U J5
<br /> ADDITION COMPLIES IF BOX 4 IS GREATER THAN BOX 3 ExlsNngbullding envelope values: '
<br /> F ` �� a ' � ���� Celifngs w/no insulation U .30 �
<br /> '"�' ` Floors w/no tnsulation U .13
<br /> mWalls w/no insulation U .31
<br /> � Existing Dwelling Improvement credlt Glass biock U .so
<br /> i calculatfons (List separate improvements) E :� �„ �
<br /> �. .. ��.��. �.._ ..�..
<br /> � Change (I�atlQn) • Area (Ft2) U•Value UA INSPECTED >
<br /> � Existin lazin 7 sr E<a°�, o � '�°
<br /> 99 9 ( ) /.� xU_— (e) /yY '.
<br /> S'
<br /> � Replacement glazing (l rr �dR � I/3 �3;3 X �=s� (b) s6
<br /> � Exlstin home Im rovement credit �' �������?���lb) trv�i 7a)� „�� ��� 87 a�"�� �
<br /> � 9 p �, .�. �� �.. :.. .: �3�a> �: � �3'�..
<br /> F Existing giazing ( 01 ^'a 1�Oa� ) /95,3s x u i•a (d) daa. 3
<br /> �' Replacement glazing ( a^'0 F!o°� ) / 7B.�l S x U �s' (e) 99. /
<br /> �: ' SIIBTRACT,(eJ �ioiri �d� _ ;; � ��� �'�� � � x
<br /> , Existinghomeimprovementcredlt ,, ..;; „ , ,;, ,„ O/33.d, ;..,_, ,,,,�;�� ' . ;.
<br /> � Existing tnsulatior ( ) x u_ (g) �
<br /> �: New insulation ( ) x U_ (h) ` `�MF
<br /> , �i.1c. alloc ri`� - `ti�� a ir��..�..,a �.lt'�'�' -g'�e3uee. . �N'
<br /> �? Exlsting home Improvement credlt ��'����R�A�;T�(h)�in�n�(g) � p) �
<br /> �:
<br /> �
<br /> iV Existing insulalion ( ) x U_ (j)
<br /> e�
<br /> . New insulation( ) x U_ (k) �:<
<br /> ' Existing home Improvement credit �'��;$����RACT�(k)IloJn�(/)`�;�Z� ��� __ ,�;,�� ��;:
<br /> � TOTAL CREDlTS (Add c, /, i, & f. Insert info �on MAfN WORKSHEEn ��3,a, `'��'B°w�uwN�Gv���g:
<br /> _ __..... . . _.. . _._.. _ _ _ . _........ .....
<br /> �� ,iF2ge 2a��<':'
<br /> ... . . ... ..... .. ...__.
<br /> S�U
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