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�� <br />� ^ Permlt # <br />Instructions: <br />1) Care/ully revlew the requirements of each of the optlons below. Choose an option that best sults your <br />dwelling design. Glazing percentage ryplcalfy determines which opfion to choose. Your bullding must match <br />the selecfed Option requirements without exceptans or substNutions. <br />2) !n the shaded areas on the pages that lollow, make checks in the circles next to the requirements of your <br />Option jthe Opt�on numbers are In paretheses next to the chokes). Disregard components or equlpment that <br />don't apply to yoor pro%ect. Your permit will be processed more eHlcienNy 1/ you provlde all ol fhe requesfed <br />inlormation. Department stalf can help you with general quesflons about this /orm. <br />Cbn't complyi' Il nona ol ihe Chapter 6 Opflons are acceptable, consider the Chapter 5, Component <br />Performance, Approach. The main advantage is llexiblliry to Juggle indivldual R and U-values as /ong as a n <br />overall maximum value isn't ezceeded. Note thaf the overa.'1 thermal requiremer.ts of Chapter F are no les� <br />st�ingent than Chapter 6. Caiculatlons may be performeif wTth a Chapter 5, Component Perlormence <br />Worksheet, or by using an acceptable computer program such as WATTSUN 5. f. . <br />N'[[SMOMU5EPTEME3ER i991 <br />HVAC AFUE <br />Glazinp max: <br />% of lloor <br />U-value z <br />Door U-value 2 <br />(R-value) <br />Cellings: <br />with attics <br />vaulted <br />Walls: <br />a6ove grede <br />below prade <br />inferior <br />or exterior <br />Floor <br />I Slab on grede <br />OPTI OPTII <br />� � <br />2.78 Z.78 <br />10°l0' ! 12% <br />0.79" 0.65 <br />A.40> 0.40 <br />(R2;5)'. (R-2.5) <br />R-3Q R-30 <br />R-30; ': R-30 <br />_ R-16' . : R-15 <br />OPT�III OPTN OPT�V t:zO sl (:zO <br />� <br />z.g8 : z.78 2.7A € aJ8 x.78 <br />21% .�.:'�. 21°0 21�0 � ?a% ��� �30°io <br />0.75 ` 0.65 0.60 °: 0.50 ' 9.d5 <br />,,,. : <br />D.40 "-' 0.40 Q.dO 0.40 I O,dQ <br />(R•2.5) , (R-2.5) iR-2.5) ', (R-2.5) ! (R•2� <br />I R-30 <br />1 :, R-30 <br />i s' R-19 <br />R-15 I R-19 I R-19 <br />R-10 R-10 R-10 <br />R-19 <br />f� <br />i:6�7 <br />Fi-10 <br />R-38 <br />R�30 <br />R-19 <br />R-19 <br />R-10 <br />Fi-25 <br />R-10 <br />Footnotes: <br />1) The "L" symbd meana "more than or equel to"; ^s" means "lene lhan o� equal �o". <br />2) Gla�ng 8 door U-velues may be wolghlod if they don't exeead the Opllon U-value. <br />..._.._. ......... <br />..._.. ,._..,:.,.:, <br />- Page 1 0l <br />