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,� <br />Permlt � ¢S L87 <br />InstrucUons: <br />1) Carefully review the �equirements of each of the opHons be/ow. Chaose an aption that best suits your <br />dwelling design. Glazing percantage rypica/ly determines whlch option to choose. Your buildJng must match <br />the selected Opfion requireme�s wdhouf excapt/ons or substitutlor.s. <br />2) In the shaded aress on the pages that fallow, make checks in the circfes next to the requirements of your <br />OpHon (the Optlon nombers are in paretheses next to the choices/. Dlsregard comoonents ar equipment that <br />don't app/y to your project. Your permit wil! be processed more eHicienNy il you provide a/l of the iequested <br />iMomratlon. Department staff can help you with genera/ questions about this farm. <br />Can't complyl !I none of the Chapter 6 Options are acceptab/e, conslde� the Chapte� 5, Companent <br />PeAomraxe, Approac.h. The main advantage is flexibility to%ugg/e ind/vidua/ R and U-ia/ues as long as a n <br />overall ma�imum valuc isn't exceeded. Note that the overal! thermal requirementc of Chapter 5 are nc fess <br />strrngent than Chapfer 6. Ca/culat/ons may be perfo�med with a Chapter 5, Component Perlormanca <br />Wo�irsheet, or by usirtg an acceptable c�omputer program suc,h as WA7TSUN 5.1. <br />�YEcSNORAQ�SEPTEh48E� t9g7 <br />Gtazing max: <br />% of /loor <br />U-ValUB � <br />Door U-value z <br />, (ar R-value� <br />Cellings: <br />with attics <br />vaWfed <br />Walls: <br />above prade <br />below grade <br />a� interior <br />exteNor <br />Fioar <br />Sfab on grade <br />OPT I OPT II I OPT III I OPT IV I OPT V OPT VI ����� <br />O • O O O O � <br />12°; <br />0.43 <br />020. <br />(R-5} <br />A-38 <br />R-30 <br />R-19 <br />R-19 <br />R-10 <br />R-30 <br />R-t0 <br />l5'/0 <br />0.40 <br />0.20 <br />�R-5) <br />R•38 <br />R-30 <br />R-19 <br />R-19 <br />R•10 <br />R-30 <br />R-10 <br />21% <br />0.36 <br />0.20 <br />(R-5) <br />R-38 <br />R-30 <br />R-21 <br />R-21 <br />R-10 <br />R-30 <br />R-10 <br />Footnote: <br />1) RS foam aheating requlred In edditlon to R7g eavlty insulntlon. <br />2) GtezJng and daor U•veluea mey be welghted to meet the Optlon U-value requlramenL <br />k zsan <br />O <br />3090 <br />0.32 <br />020 <br />(R-5) <br />R-38 <br />R•30 <br />F-19 <br />R-21 <br />ft-10 <br />I�-30 <br />R-10 <br />e� <br />