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C� <br />At <br />EIWwTT 3sa �o <br />WA 9820/ (200) 259.00/9 <br />The Chapter 5 Approach This compliance method allows any combination of building envelope <br />components if their collective heatloss (R and U-values) doesn't exceed a maximum WSEC budget. The <br />Chapter 5 approach is a good choice for additions that don't conform to any of the Chapter 6 pathways. This is <br />true because Chapter allows Component Pedormance calculations to include heat loss improvements in the <br />existing home. The Chapter 6, Presciptive Approach would normally be the first choice for new dwellings since <br />provides a variety of compliance options, is easier to use, and is no more stringent than Chapter 5, <br />Component Performance calculations may also be performed by computer using programs such as WATTSUN <br />5.1. <br />Instructions: <br />Pages 1, 2, 3 The first two pages provide instructions and forms for performing the Component Performance <br />calculations. The third page sizes the heating system. <br />Pages 4 to 6 In the shaded areas, make checks in the circles next to the requirements of your intended <br />design. Disregard components or equipment that dnn't apply to your project. Your permit will be processed <br />more efficiently it you provide all the requested information. Depadment staff can help you with general <br />questions about this form. <br />This form is intended to educate and provide enforcement consistency between inspectors and building <br />jurisdictions. Instead of searching through the WSEC, this form will help organize and condense the <br />y requirements that apply to your project. Requirements are grouped by foundation, franimg, insulation, and final <br />inspection phases. <br />r <br />� Responsibility for information: It is ultimately your responsibility to provide petalled information about heating <br />systems, glazing, insulation, and other building specifications. Be sure to get prior approval from the <br />Department if you make changes that deviate from the completed form. For more code detail, refer to the <br />Wash bgton State Energy Code, 1991 Edition. <br />Compliance responsibllity: This form will ultimately be used for all WSEC field inspections. When it is returned <br />with your permit, note all boxes that have been checked under the "COMPLIANCE REOUiRED" column. These <br />boxes denote which requirements the inspector will check at each inspection pi:ase. He will inspect and <br />approve each of these checked items by placing a second check in the "INSPECTiO'v APPROVED"column. <br />_ - T <br />All Residential Occupancies <br />Electric Heat source (excluding heat pumps) <br />WEES,20WMnwuCT00ER 91 <br />