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-' ���ermit No. <br /> \���M �������j��•a°�a`�A`a � .1`�� ��'��L..� t��`t���- ��C �� ��,��a3.`�.p� � � ' cZ��u�V � ���1y\ .. <br /> �b R O �C� 4 �b �a. �` E � } �"s.4° tie�,�$jP� a.e t� x�d 8 R� � .'� <br /> � '.��£����C Wrc�a��rn`rn�.�.��`.��' ��.:'�,.���e��3,'�'„��i����^a���,�'��.�. ...,��`.� .� <br /> "�� ��° ` �°�` Use oni y for addittons under 750 tt2 that don't comply <br /> . � �t.���������°����h , � <br /> �:ai �lO..�.�\3c?1�. � .::�c.� r.. .¢, �� �� <br /> EflecNve July 1, 1991 <br /> ;�, ......J...\ .,:��v ::v:�\�.�` x 'a�7.�:�b.a�..�k <br /> � � o �, .. .. .ay,�A a?Sa. R i � . <br /> +.��� .�:�. ,u la.�`A:<�¢ci, �.i�i�aJS��a�.::��.v>..x.a��.���a..i« , � ..:• , ',. , -:> �.,�i.J. 3,.. �� � �n <�,�. <br /> z PURPOSE: This wurksheet demonstrates compliance for a m � <br /> � pnposed addition where heat loss Improvements Li the existing <br /> �� home receive credit toward compliance. Perform a Chapter 5 _ E X I S t I � g d W@ 1 I 111 g a f1 d <br /> ��� im rovement U-values: <br /> �calculation only on the addd�on before usmg this form p <br /> ����������� ••"�����\��z s��`�p"�:_ ���•. : �"��, � Re/er to the 1991 WSEC ChaptBr 10 <br /> 1�.`l. �\..<... 4`A� ZiaZ� , s ,`�`�R i�Z\�?� �� ,.♦ ���c � i <br /> MAIN WORKSHEET /orallU-valuesnotllstedbe/ow. <br /> e PROPOSED CASE UA VALUE 2 Ex/sting (untested) glazing de/au/t i: <br /> e ��• 1 values: � <br /> �'� BASE CASE UA VALUE (pg. 2) � <br /> t Single pane U 120 <br /> Addition heat loss deficft (box 1 minus box 2) - Double pane U .90 <br /> Double pane w/vinyl <br /> Existing dwelling improvement credit. See�&� orwood sash U .75 <br /> ` ADDITION COMPLIES IF BOX 4 IS GREATER THAN BOX 3 ` Exlsting bullding envelope values: <br /> ? Ceilings w/no insulaUon U .30 � <br /> 3 <br /> ' Floors w/no insulatfon U .13 <br /> � Walis w/no insulation U .31 ?: <br /> : Exlsting Dwelling Impro� �menf credlt �iass biock u .so <br /> ' calcu/atlons (List separate improvementsJ � <br /> , .:r,. . <br /> Change ppcatiQn) . Area (Ft2) U-Value UA INSPECTED <br /> ' Extsting glazing ( ) r U_ (a) <br /> � <br /> '= Replacement glazing ( ) x U_ (b) <br /> �. EzlsUng home Improvement credit SUBTRACT{b) �rom.(aJ ', ��� <br /> ;` Existing glazing ( ) x U_ (d) ` <br /> �" Replacement glazing ( ) x U_ (e) <br /> : Existing home Improvement credit :�:�����RACT(eJ �rorn��c'j '�� �; ��� ��, ` ` � <br /> s�, y,.., .�.., x:: ���,., a ��..?;: <br /> � Existing insulation ( ) x U_ (g) <br /> � New insv'�tion ( ) x U_ (h) <br /> i <br /> \ Exlsting home improvement credit :�`z�SUBTRACT£\(hJ from,�(g) ��-; p) �\�;��, <br /> � Existing insulation ( ) x U__ (j) � : <br /> k <br /> � New fnsulaqon( ) x U_ (k) <br /> x Exlsting home Improvement credit '. �^SUBTRACTz(k)�rottl (J) ` ��� <br /> a � <br /> � WEE6BOWMkWNOVEMBER9j,�' <br /> , TOTAL CREDITS (Add c, (, i, & L Insert into �on MAIN WORKSHEE� <br /> Page 2a <br />