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,... - <br />C/TY OF Ei��/�'ETT <br />BU/LD/NG D/�✓/5'/ON <br />3200 CEOAR 5T. EI�ERETT, If�i4 9B20I' (206) 259-BB10 <br />The Chapter 5 Approach This compliance method allows any combination of building envelope <br />components il their collective h.eatloss (R and U•values) doesn't excaed a marlmum WSEC budget. The <br />Chapter 5 approach is a good choice (or additions fhat don't conform to any o/ the Chapter 6 pathways. This is <br />true bocause Chapte�5 ailows Componznt PeAormance calculations fo incfude heat loss improvements in the <br />existing home. The ChaH!er 6, Presciptive Approach would normally be the first choice for new dwellings since <br />it provides a variety ol compliance options, is easie� to use, and is no more stringent than Chapter 5. <br />Component Performance calculations may also be pedoimed by compute� using piograms such as WATTSUN <br />5.1. <br />Instructions: <br />Pages 1, 2, 3 The lirst fwo pages provide instructions and /orms lor perlorming the Component Performance <br />calculations. The third page sizes the heating system. <br />Pages 4 to S In the shaded areas, make checks in the ci�cles next to the requirements ol your intended <br />design. Disregard components o� equipment that don't apply to Vour project. Yov� permit will be processed <br />mo�e elliciently il you piovide all the requested mformafion. Gapartment sta// can heip you with general <br />questlons about this form. <br />This lorm is intended to educate and provide enlorcement consistancy between inspectors and building <br />jurisdictions. lnstead of searching through the WSEC, this lorm will help organize and condense the <br />requirements ihat apply to your project. Requirements are grouped by (oundation, (�aming, insularon, and linal <br />inspection phases. <br />Responsibility /or inlormation: It is ul�imately your responsibility to p�ovide detailed inlormation about heating <br />systems, glazing, insulation, and other building specifications. Be sure to get prior approval lrom the <br />Department il you make changes that deviate (rom the completed lorm. For more code detail, re(er to the <br />Washington State Energy Code, i99i Edifion. <br />Compliance responsibfilty: This (oirn will ultimately be used for all WSEC field inspections. When it is returned <br />with your pe�mit, note all boxes that have been checked under the "COMPLIANCE REQUIRED" cofumn. These <br />boxes denofe which requirements the inspector wil! check at each inspection phase. He wil! lnspecf and <br />approve each ol these checked items by placing a second check in the "INSPECTION APPROVED" column. <br />All Residential Occupancies <br />OTHER heat source �Gas, oil, propane, wood, heat pumps) <br />WEES/BOW�MWOCTOBEfl 91 <br />