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�-irr oF Ev�.�rr <br />BU/LD/NG O/�//5/ON <br />3Z00 CEOAR ST. Ef�E?ETT, fNi4 9820/ (206J 259-BB/0 <br />The Chapter 5 Approach This compliance method allows any combinatron ol building envelope <br />components il lhei� collecfive heatloss (R and U-values) doesn't exceed a marimum WSEC budget. The <br />Chapte� 5 approach is a good choice lor addi; ans that don'! conlo�m to any o/ the Chapte� 6 pathways. This is <br />tiue beca�se Chapter5 allows Component Pe�formance calculations to include heat loss imp�ovements in the <br />existing home. The Chapte� 6, Presciotive Apprcach would no�mally 6e the lirst choice !or new dwellings si�ice <br />it provides a variety ol compliance options, is easier to use, and is no more stringent fhan Chapte� 5. <br />Componenf PeAormance calcula!rons may also be per(ormed by computer using p�ograms such as WAT,rgUPJ <br />5.1. <br />Instructions: <br />Pages y, 2, 3 The lirst two pages p�ovide instructions and loims /or perlo�ming the Component Perlormance <br />calculatrbns. The third page sizes the heating system. <br />Pages A to 8 In (he shaded areas, make checks in the circles nexf to the requirements of your intended <br />d�sign. Disregard components or equipment that don't apply to your projecl. Your pe�mit will be p�ocessed <br />more elliciently il you p�ovide all the requested inlo�matron. Department stalf can help you with gene�al <br />qu2stions about this (o�m. <br />This /orm is intended to educate and p� ovide enlorcement consistancy between inspectors and building <br />jurisdictions. Instead ol searching thiough fhe WSEC, fhis rorm will help organize and condense the <br />requirements that apply to you� project. Requi�ements are grouped by /oundation, franiing, in'sulatron, and linal <br />inspection phases. <br />Responsibility (or inlormation: It is ultimately your responsibility to p�ovide defailed inlormation about heatrng <br />systems, glazing, insulation, and othe� building specilications. 8e sUre to get piior approval l�om t��e <br />Department il you make changes that deviate lrom the comple(ed lorm. For mo: e code detail, rele� to the <br />Washington Sfate Energy Code, 1991 Edifion. <br />Compliance responsiblrlty: This lorm will ultimately be used !o� all WSEC field inspections. When it is retumed <br />with. you� permit, nofe all boxes that have been checked under the "COMPLIANCE REQUIRED" column. These <br />boxes denote which �equirements the inspecto� will check at each inspection phase. He will inspecf and <br />approve each o1 these checked items by placing a second check in the "lNSPECTION APPROVED^ column. <br />All Residential Qccupancies <br />�ILCtCIC f�Bat SOUI'Ce (excluding heat pumps) <br />�ES��OWAW WOCTO�ER 9 t <br />