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0 • <br />2018 Washington State Energy Code — Residential <br />Prescriptive Energy Code Compliance for All Climate Zones in Washington <br />Single Family — New & Additions (effective February 1, 2021) <br />These requirements apply to all IRC building types, including detached one- and two-family <br />dwellings and multiple single-family dwellings (townhouses). <br />Project Information Contact Information <br />4320 Thomson Ave JMichael A. Stevens <br />Everett. WA 98201 IDykernan Architects <br />Instructions: This sing lefamily project will use the requirements of the Prescriptive Path below and <br />incorporate the minimum values listed. Basal on the size of the structure, the appropriate number of <br />additional credits are checked as chosen by the permit applicant. <br />Provide all information from the following tables as building permit drawings: Table R402.1 - Insulation and <br />Fenestration Requirements by ComponeTilible R406.2 - Fuel Normalization Credits and 406.3 - Energy Credits. <br />L Authorized Representative Stefano Zucca c�=si js9 Z i as o �tlyk ma,nm O Dyk ma,. Date 04/13/2021 <br />Lute 2021 D413 12:13 38 D]'DO' <br />All Climate Zones (Table R402.1.1) <br />R-Value a U-Factor a <br />Fenetration U-Factor b <br />n/a <br />0.30 <br />Skylight U-Ector b <br />n/a <br />0.50 <br />Gazed Fen&ation SFGC"e <br />n/a <br />n/a <br />Celing e <br />49i <br />21 int <br />30 <br />10/15✓21 int +TB <br />1 10, 2 ft <br />0.026 <br />Wood Frame Wall g,h <br />0.056 <br />Floor <br />0.029 <br />Below Grade Wall c,h <br />0.042 <br />9ab dui R-Value & DEpth <br />n/a <br />R-values are minimums U-f actors and SH3Care maximums When insulation is installed in a cavity that is less <br />a <br />than the label or design thickness of the insulation, the compressed R-value of the insdation from Ppperdix <br />Table A101.4 shall not be less than the R-value specified in the table. <br />b <br />The fenestration U-factor column excludes skylights. <br />"10/15/21 +5TB" means R10 continuous insulation on the exterior of the wall, or R-15 continuous insulation on <br />the interior of the wall, or R-21 cavity insulation plus a thermal break between the slab and the basement wall at <br />c <br />the interior of the basement wall. "10/ 15121 +5TB" shall be permitted to be met with R13 cavity insulation on <br />the interior of the basement wall plus R5 continuous insulation on the interior or exterior of the wall. "5TB" <br />means R5 thermal break between floor slab and basement wall. <br />d <br />R-10 continous hsulation is required wader heated slabDn grade floors. See Section R402.2.9.1. <br />Fa single rafter- orjoist-vaulted calings,the insulation may be educed to R-38 if thetfll insulation cbpth <br />e <br />extends ovethe top plate of the extei�or wall. <br />R-7.5 continuous insulailon installed ove an exsting dab is obemed to be equivalento the requiraf perimeter <br />f <br />slab insulation when appled to existing dabs complyng with Section 603.1.1. If Gam plastic is used, itshall <br />meet the requirements for thermal barriers protecting foamplastics. <br />For log structures developed in compliance with gandard ICC400, log walls shall meet the requirements for <br />g <br />climate zone 5 of ICC400. <br />Int. (intermediate framing) denotes framing and insulation as described in Section Al03.2.2 including standard <br />h <br />framing 16 inches on center, 78% d the wall cavity insulated and headers insulated with a minimum of R-10 <br />insulation. <br />Prescriptive Path ±Single Family 2018 Washington State Energy Code-R <br />