Laserfiche WebLink
� <br />� Perm�t � 3�'? 57 (o <br />Instructions: . <br />1) Carelully ievlew the requlrements of each of t.he options be/ow. Choose an option that best sults your <br />dwelling deslgn. Glazing percentage typlcally determines which option to chvose. Your bupoing must match <br />the sefected Option requirements without exceptions or substituticns. <br />2) In the shaded areas on the pages that follow, make checks !n the clrcies next to the requlrements of your <br />Option (the Option num6e�s are in paretheses next to the cho/ces). Dlsregard components or equlpment fhat <br />don't app/y to your project Your permit will be processed more ef/lc/ent/y i! you provide al! ��l thr3 requested <br />inl�rmation. Department stafl can help you wRh genera/ questlons about this form. <br />Cen't comply? If none ot the Chapter 6 Options are acceptab/e, conslder fhe Chaptei 5, Component <br />Perlormanca, Approach. The maln advantage is /lexibility to Juggle indivldua/ R and U-values as long as a n <br />overall maximum va/ue isn't exceeded. Note thai the overa:l therma/ requ/remenfs of Chapte� F are no les� <br />stringent than Chapter 6. Calculatlons may be !:.�rlormed with a Chapter 5, Component Perlormance <br />Worksheet, orby using an acce�table computer prcgram such as WA7TSUN 5.1. . <br />WEESMORAQ'SEPTEMBER 7891 <br />HVAC AFUE <br />Glazing max: <br />% ol f100r <br />U-value z <br />Door U-value 2 <br />(R-value) <br />Cellings: <br />with attics <br />vaulted <br />Walls: <br />above grede <br />below qrade <br />inteiior <br />or exterior <br />'rloor <br />Stab on grade <br />�� <br />Footnotes: <br />OPOT I OP� <br />�J <br />2..'7$ r a .78 <br />10°la :: 12% <br />D.70 ' 0.65 <br />D.dO ' 0.40 <br />R2.5) ;' (R-2.5) <br />R•30 ' R-30 <br />Rr3p R-30 <br />R-i� ; R-15 <br />R-Y5 R-15 <br />R-10 '. '1-10 <br />R-19 R-19 <br />R•YO R-10 <br />OPT III OPT IV <br />� � <br />z.� ' ZJ8 <br />21°fo . :: 21 % <br />D.Z5 ' 0.65 <br />D.40 ' 0.40 <br />(R•2!5) ', (R-2.5) <br />R-3.Q ; R�0 <br />A-30 .': R-30 <br />R'�9 „�: R-19 <br />R-19 : R-19 <br />R-10 ` R-10 <br />F3-19 R-19 <br />R-10 ; R-10 <br />OPTV (szsrories) (s2irm <br />� � � <br />r s� � <br />Z, .74 ; 2.78 z,�,i$' <br />k � <br />F�.; <br />24%0 : 25% 30% <br />0.60 'i 0.50 0.45. <br />;:..- :': <br />0.40 ` 0.40 0.40' <br />{R-2;5) '; (R-2.5) (R-2 � <br />R�30 R38 R,30 <br />R-30 ' R�0 R-3U' <br />R-19 R-19 R-19; <br />R-19 R-19 R-19 <br />R-19 ". R-10 R-1U' <br />_ <br />R-'f9 I: R-25 R ^5' <br />R-1Q ; R-10 R-10'. <br />1) Tho "a" symbol meana "more then or equal to"; "s" meana "lesa then or equel to". <br />2) GlazJng 6 door U•valuee may be welghled if they don't exceed the Cptlon U-valuo. <br />