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HomeMy WebLinkAboutSIGNED PRESCRIPTIVE INSULATION DOCUMENT - 21-00741 - 950 Westwood Dr - AdditionCity of Rexburg Building Department Building Division Office (208) 372-2166 Planning Division Office (208) 372-2167 Re: Prescriptive Insulation Path To: City of Rexburg Building Department From: or Homeowner I will be followingthe prescriptive insulation path for climate zone 6 for the home located at Address The prescriptive insulation values and u factors are shown below. Table R402.1.2 Insulation and Fenestration Requirements by Components Climate Fenestration Skylight Ceiling R- Wood Floor R- Basement Slab R- Crawlspace Zone U-Factor U-Factor Value Frame Value Wall R- Value Wall R- Wall R- Value & Value Value Depth 6 .30 .55 49* 22 or 30 15/19* 10, 4 ft 15/19* 13+5* *Notes : 13-5, The first value is cavity and the second value is continuous. Therefore 13+50 means R13 cavity plus R5 continuous insulation. 15119, The first value is continuous insulation and the second value is cavity insulation R30 ceiling insulation may be used under certain conditions as per N1102.2.2 Jahl Signature q1W IL 1 1- Date