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� 'ermlt No. <br /> fii• t� )F��w:-,« «� �k�rT,. . r��� �c,�� �.w . ..� ��i,� . 1 �s{�, ,r��� 4t�.s.. � <br /> ° ,�+�`°��0`a� ."�1,�e.�,`� 6. � � >i. . . "'.^a�y.eg�,'�:� � ` � � �' Q�e�� !.� } _. <br /> x aa i <br /> `w r� a�;` Heat source: ELECTRIC (except hea! pumps), Zone 1 ���`'*�� ._° ; <br /> �� �.. <br /> lnstructlons Eyective July 1, �ss� <br /> Overvlew The Chapter 5 Approach allowa any combination of building envebpe componeMs as long as the I <br /> collectfve heat bss doesn't exceed a maximum Ilmit established by code. The ca�ulatlons on the bwer part of this <br /> page may be ignored if below grade wall Insulatlon will eflher be R19 on the interbr or R10 exterbr,or fl the <br /> basement w(II not be a habRabie space and unheated, and the fbor above ts insulated. i <br /> Pape 2, Bua Caea Owalllnp Calculatlon Compute areas using outer suAaces lor walls,cellings (less skylights), � <br /> and Ibors. Use the rouph framed opening areas tor doors.The glazing area Is dertved by multiplying a constant <br /> value (.15) by the sum of the condftloned floor areas(Don't Include unheated attached parages, etc). I <br /> PaOe 2, Proposed Dwalllnp Catculatlon Compute areas using outer surtaces for walls,ceilings, and floore. Use the <br /> rough framed openinp ereas for doors and glazing. Since there are only four boRes on the form for plazinfl,combine � <br /> the areas ol unfts wNh the same Uo value into a single entry. WSEC, Chapter 10,delault values must be used lor all ; <br /> walls, ceilings, Iloors, untesled doors/glazing,and to determine below-grade walVslab UA. <br /> The Proposed Dwalllnp complys lf tha the Proposocf UA doacn't excsed the Base Case UA. ' : I� <br /> Trenafer wall,celllnp, floor,qlazlnp;end door values(R a�d U)to ihe Check Ilat. <br /> Method A (be%w-grade wall/slab heat-loss tradeaffs) ; � <br /> 1. For each well Inat:diBers in depth,peAortn a sepe�ate Calculatbn using Steps 2�3.Sum lhe toG�is. ` <br /> 2. Deter�tne ail arqe i�r�r ttho slat�a�rta�e �Ihe�top ot!he mu��ip, Excl��e d�or and glazing arec+s and lnsert ': <br /> them nto i�ie des gna xes w or oth Base case an ropose eat sa. - <br /> 3. F�nd the�p ropriate waQ depth �In T�bIa! And InseA thg cor estWnd ng wall v:,lues into the 8ase rase box(es). ;- ' <br /> Muliiply tn�cOnesponding wall�U•value by the area denved fn 51ep�1: , <br /> 4. A�easure,he�erirrl�tgf d(stanae In Unear feet for each sIab un r a�il w;1h a dHlerent Table 1 depth. Insert the ' <br /> s ab Fva ue rom a e 1 corcesp�nUing to each wail Ilated In�tep <br /> — BASE CsiSE HEATLOSS . - " •" ' <br /> ` B.G. wall#1 (Ft2) x U_ . . Teble 1 (Below grade wall/slabs) N; � <br /> 7��=s' '�`.x <br /> B.G. slab N1 (L. FQ x F_ . �' <br /> n.r� /naulatadlnteNotwall Values <br /> �dx � <br /> B.G. wall p2 (Ft2) x U_ . a,� f <br /> = 2'depth: walls U.043 { <br /> B.G. slab#2 (L. Ft) x F_ . ' � slab F.69 � <br /> 3.5'depth: walls U.041 f <br /> �: � <br /> 3��s�y�`�r A �i TOTAL COLUMN ..► . �f; slab F.64 <br /> �' ` 7'depth: walls U.037 ` <br /> > <br /> �y, gv �... .': <br /> . . , ...._. . ..:..__. ... ': ' : <br /> .. , <br /> PROPOSED HEATLOSS slab F.57 ; <br /> � <br /> Use Chapter 10, page 81, U 8 F-values for ihfs calwlatfon /nsulated ertarlor wall ;: ' <br /> and the same BASE CASE area/L.it. measuremenis. ,_� � <br /> 2'depth: walls U.070 E r <br /> B.G. wall #1 (FI2) x U_ _ • <br /> slab F.60 � _ <br /> B.G. slab#1 (L. FQ x F_ = 3.5'depth: walls U.064 � ; <br /> slab F.57 � ; <br /> B.G. wall N2 (Ft2) x U_ = 7'depth: walls U.056 :,� I <br /> slab F.42 s? � <br /> B.G. slab N2 (L. FI) x F_ _ � <br /> . 4� ,i �i ('Dopih'Indicates Ihe lotal cancrete wall depU� � <br /> U� <br /> P0g0 1 TOTAL COLUMN including nol moro ihan 6' ol above grade <br />