1216 58TH PL SW 2016-01-01 MF Import

f..._.__. .. . _. Permit # 'ter • � � ". . . � � • Q Ciapter`6, Prescriptive Options for all R Occupancies Neat source: OTHER(gasoii, propatle, heat pumps) Instructions: 1) Carefully review the requirements of each of the options below. Choose an option that best sults your dwelling design. Glazing percentage typically determines which option to choose. Your building must match the selected Option requirements without exceptions or substitutions. , 2) In the shaded areas on the pages that follow, make checks in the circles next to the requirements of your Option (the Option numbers are in paretheses next to the choices). Disregard components or equipment that don't apply to your project. Your permit will be processed more efficiently if you provide all of the requested information. Department staff can help you with general questions about this form. 'a a: Can't comply?If none of the Chapter 6 Options are acceptable, consider the Chapter 5, Component µa Performance, Approach. The main advantage is flexibility to juggle Individual R and U-values ,Is to as a n r overall maximum value isn't exceeded, Note that the overa.11 thermal requiremer:s of Chapter s are no less stringent than Chapter 6. Calculations may be performed with a Chapter 5, Component Performance Worksheet, or by using an acceptable computer program such as WATTSUN 5.1. a+N'r ae fix, au �rtlA..... ' OPT I OPT II OPT III OV OPTOV O al O O IIJI Plan Review O �F (Fos official use only) HVAC AFUE 2.78 2.78 2.88 2.78 2.74 >.78 2.78 Selected Option is Glazing max: - appropriate for this %0f floor 10% 12% 21% 21% 21% 25% 30% K dwelling design. U-value 2 0.70 0.65 0.75 0.65 0.60 0.50 0,45 YES Non Door U-value 2 0.40 0.40 0.40 0.40 0.40 0,40 0.40 OptiorP may be a (R-value) (R-2.5) (R-2.5) (R-2.5) (R-2.5) (R-2.5) (R-2.5) (R-2.5) better choice. oa. Notes: Collings: with attics R-30 R-30 R-30 R-30 R-30 R-38 R•30 vaulted R-30 R-30 R•30 R-30 R-30 R-30 R-30 Walls: above grade R-15 R-15 R-19 9.19 R-19 R-19 R-19 below grade interior R-15 R•15 R-19 R-19 R-19 R-19 R•19 or exterior R-10 R•10 R-10 R-10 R-10 R-10 R-10 c Floor R•19 R-19 R-19 R-19 R-19 R-25 R•25 Slab on grade R-10 R-10 R•+0 R-10 R-10 R-10 R-10 . Approved by: Date: Footnotes: 1) 7}re"t"symbol moons"more than or equal to";"s"means"lose than or equal to". 2) Glazing 6 door 1.1-values may be weighted It they don't exceed the Option U•vnluo. WEESMORAMEPTEMeER 1991 Page 1 of 6