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� <br />—� /�'�C'7�1�c1��� .._ <br />iri',-.i.:(',"�_���1*� tPi`�C'��`,�tc7�i1°l�i=�r(e ,,�,�� <br />�Chapt2r 6, Prescriptive Optians for;all R 0 <br />•.Hest;sourca.,YElectrf�r(excaptheat pum <br />.. , ., , i �—... �c.i,—,i �i eC.� . , . <br />�erm�t s1 31 � 9 `� <br />-�-.�. <br />�,t1I;�,�� ..�.a��jr�'� ll ,;. , . <br />apancles� > ` �' <br />� ` � ; , <br />5 '� � <br />_—.. .�f v 6 -.. . <br />Instructlons: <br />i) Carelully review the requiremenfs o/ e2ch olthe options below. Choose an option thaf besf suifs your <br />dwelling des7gn. Glazing percen�age fyp(cally determines whlch option fo choose. �our bulld,ng musf match <br />fhs selected Optlon requirements without exceptions or substitutions. <br />2) In fhe shaded areas on fhe pages fhat lollow, make checks fn fhe clrcles nex� to fhe : equirements of you� <br />Optlon (fhe Opfion numbers are !n paretheses nexf fo fhe choices). Dlsregard componunts or equfpment fhat <br />donY apply fo yourprojecf. Your permit will be processed more eiliclently J( you provide all o! U r�equesfed <br />lnformaflon. Departmenf stallcan help you with general questians abouf thls lorm. <br />Can't comply? If none ol fhe Chapfer 6 Opfions a�e acceptable, conside� Ihe Chapter 5, Componenf <br />PeAormance, Approach. The main advanfage is flexlbllify to Juqgle indivldual R and U-values as long as a n <br />oveiall ma�imum valuc isn't exceeded. Note Ihat fhe overall t, ermal requi�emvnfc of Chapter 5 are nc less <br />stringent fhan Chapter s. Calculations may be perlormed with a Chapfer 5, Componnn! 'eHormance <br />Wotksheet, or by using an acceptable computer program such as WATTSUN 5.1. <br />�Plan Revlew <br />(For oNiclal usa onfyJ <br />The selected Option Is <br />approprlate for ihis <br />dwalling dcsign. <br />YE3 � <br />NO � <br />Oplfon _ may he a <br />better cholce. <br />Notes: <br />Approved by: <br />Date: <br />WEESNOM65EPTEMOEfi 1991 <br />OPT I OPT II OFT III OPT IV OPT V OPT VI k r'sd:. k:sb <br />O O � O O O O O <br />' Glazing max: <br />% 0llloor 10% 12% 12% 15% <br />� U-value 2 0.46 0.43 0.40 0.40 <br />'•� Doof U•Velue z 0.40 0.20 0.40 0.20 <br />�' (orH-value) (�-2.5) (R-5) (R-2.5) (R•� <br />Cellings: I I I <br />wifh aftics q.3g R-38 .:R-38 <br />vaulted R30 R-30 Fl•30 <br />`' Walis: <br />above grade <br />" belowgrade <br />or inforior <br />exferior <br />�8% 21% 25°/0 30% <br />0.39.. ' 0.36 0.35 0.32 <br />0.20 0.10 0.20 0.20 <br />(R•5) (R-5) (R•5) (R-5) <br />R 38 I R•38 I R•38 I N-38 I R•38 <br />R-30 R�30 R-30 R�30 R•30 <br />R•21 R-19 R•21'.� R•19 R•21 I R-21 <br />R•21 R•19 R-21 I R•19 R•21 R•21 <br />fl-10 R•10 R•10 R-10 R-10 I R•10 <br />� + <br />R•19 R-?9 <br />R-21 R•21 <br />R-10 R-10 <br />Fioor R-30 � R-30 R-30 ' R•;0 R-3D, R-30 R�0 <br />Slab on grade R-10 R-10 R-1n R•10 R-10 R-10 R•10 <br />a�s,-... . . ,,. >a„� .. -..:...,._.., u,... . �. _ -.ws�s..- m..N..�<u m:.«�t..w�. �..,wy... <br />iFootnote: <br />1) R51oem �heatlnp requlred In �dditlon �o R79 uvlty Ineul�llon. <br />2) Gle�np and door U-vduee m�y I» welOhted to meel the Optlon U value roqulreme�L <br />R-30 <br />R•10 <br />Page 1 of 6 <br />