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2001 Wash�nalon Slate NonresideNial [nerav Code Compliance Form <br /> : � • <br /> . . <br /> aooi v:�zr,�..�..,si,,��H:.�,,e.�,��.,..m t.,orcr coa�c,T:.,�,..��-�-s r .i e a��..,..d�,e.�.� <br /> Envelope - General Requirements <br /> 1311 Insulation ProduC sampics us�fa U-factor determinat�ons shall be <br /> production I��ne units a rep�.senta6ve d units as purchased by <br /> 1311.1 Installation Requiremenh: AD insulaton ma�erials the consumerorcorriractoc Unlabelod glazing and doas shall <br /> sha�be installed accor6ng to the manufacwrer's inslructions be assigned thed:.'ault Wador in Section 2006 <br /> :o achieve properdensiGes,maintain ciearances,and maintain �3122 Sotar Heat Gain Coefficient and Shading <br /> undortn R-vali.es.To the maziminn radent possiWe,insda�im Ccefficient: Sdar Heat Gain Coefficient(SHGC), shail be <br /> shall edend over the tuA mmponent area to the irtended R• determined,certiLe�and Iabeled in accordance with the <br /> value. National Fenestration Fiating Council(NFRC)Standard by a <br /> 1J11.2 RooflCeiling Insulation:Opemdovm a poured loose- certifed, independent agency,licensed by!he NFRC. <br /> fitl insulation may be used in atoc spac�where the slope d <br /> the ceding is nM more fhan 3/72 and there is at least thirty Exception: Shading cceRcients(SC)shall be an <br /> inches of clear distance from the top M the bottan chord of the acceptable aMernate for compliance with so�ar heat <br /> truss or ceiling joist to Ihe underside of the sheathing at�he ga�n coefficent requrements. Shading coelfo.=nts <br /> roof ndge.When eave vc+�is are installed,balfling of Ihe vent for glazing shall betaken fran Chapter 27 of <br /> openings sha0 be prwided so as to daflect the incoming air Standard RS27 or from the manufact�rera test data. <br /> above the s�xface of Ihe nsulation. 1373 Moisture Cnntrol <br /> Where lighting fixlures are recessed iNo a suspended or 1313.7 Vapor Relarders:Vapor retarders shall be irstatc�i� <br /> eaposed gnd celing,the rod/ceiling assembiy shall be the warm siCe(in �Mnter)of insulation as required by this <br /> insuiated in a locafionother ihan direclly on Ihe e�uspended sr.cLon. <br /> ceiling. Exceplion:Vapa retarder installed H�ith not mure <br /> Exception: Type IC raled recessed lighlirg fizWres. Ihan 1/3 oi Ihe naninal R-value befween il ancf ti�., <br /> Where installed in wood framing,faced batt intulafion conditioned space. <br /> shall be face sta�ied. 1311.2 RooflCeiiing Assem6lies:RooCcalirg assembhes <br /> 1371.3 Wali Insuiation: Ezterior wall caailies isdatod dunry �+'���e�entilallon space atr':e the insulatbn is less oian <br /> framing shoil be fulFy insuiated to the levels of tha surround:ng an average of hvelve inches sha�l be�rwided with a va�nr <br /> walls. When installed in vrood Iraming,laced batt insJation retarder.Roof/ceaing assembli�c withoul a vented airspace, <br /> shall be face staped. where neilher(he roof deck nor Ihe roof swcWre are maC^d <br /> Abwe grade enteria insulation shall be�xotecled. wooA,shall provide a con6wous vapor retarderwAh tapeci <br /> seams. <br /> 1311.4 Floor Insulation: Floa insulalion sha� be inAallod in Exceptlon: Vapv retarders need not be prrn-idni <br /> a pertnanent manner in substantial contact wilh the sur(ace v,fiere all o(the insulalion is installed between the <br /> being insdated. Insulation suppods shall be installed so roof inembrane and tne strucNral rod deck <br /> spacing is rat mae than Iwentyiour inches an cenler. �3�3.3 Walls:Walls separeting coMiGoned space from <br /> Inslalled insulation shall not dock Ihe airtlowlhrough <br /> famdation vents. uncondilioned space shall ba proHdod with a vapa retarder. <br /> 1311.5 Stab-OnGrado Floor: Slah-oo-gra'e ins;Jation 7313.4 Floors:Floors separaling cond�timed space from <br /> instailed inside the foundalion wa�shall ezlend dowrnvard from unconditioned space shall be prwided with a vapor retarder. <br /> the top oi the slab a minimum distance of hvaity{o�inchAs or 1313.5 Crewl Spaces:A gmund cover of six mil(0.006 inch <br /> to the top d the footing,vfiichever is less. Insuiation installed Ihick)black potyethylene or approved equal shall br laid ovcr <br /> oulside the fwndalion shall extend downward a minimum d the ground within aa,vl spaces.The ground cover sh�ll he <br /> twent�-(our inches a to ihe frostline,wfii:hever is grealer. ovalapped Rvelve inches minimum althejoiMs arxl shall <br /> Above gade insulation shall be protected. extend to lhe foundafion wall. <br /> 'cxception:Famondithicslabs,theinsula6onshall Exceplion:Thegroundcwermaybeanittedin <br /> exlend davnward from Ihe top of ihe slab lo ihe crawl spc�ces if the crawl space has a concrete slab <br /> bdtom o(lhe footing. Ilmr wilh a mirrmum lhickness d three and one-half <br /> 1311.6RadiantFloors�oncrbelowgrara�• Slab-oo-grade inches. <br /> insuialion shall eatend do.vnward fran ihe top of the slab a »:a Nr Leakage <br /> minimum dislance ol thirty-sz inches a downward to the top d 1314.1 Building EnvMope:The requiremenls oi this section <br /> Ihe footing and haizoMal for an aggregate o(not less Ihan sliall 2(Ary to buildng elemenls separefing conditioned kom <br /> thirt�-six inches. unconditv�ned spaces.Exteriorjoints around windavs and <br /> If required by the buildir�o�cial wheresdl condilims door frames,openings behveen vralls andfoundatlon, between <br /> warrant such insulalion,the enfire area of a redianlfloor shail walls and roof 2nd wa�paneis;opmir�s at peretrations d <br /> tx thermc�0y iso�aled from the sdl. Where a sod gas contrd utility services through walis,ftons,and roofs;and all dhe� <br /> sysicm is proNd�d Mlav the raQanl fbor,which resulls in openings in Ihe building envelope shall be sealed, caulked, <br /> increased convective tlow belorr lhe radiantiloor,lheradant gasketed,or weatherstnpped to IimA air leakage. <br /> foor shall be IhemiaAy isolated from Ihe sub-0oor gravd layer. 1314.2 Glazing and Doors:Doors and operaWe glazing <br /> 1312 Glazing and Doas separating condtioned from uncmdtiuned space chall be <br /> 1312.1 Standard Procedure for Determination ot Glazing `�+�«rsMpped. Fixed windows shall be tigM fittin�with glass <br /> and Door U•Factors: LLfactors fa glazing and[bors shall be relained by stops wth sealant a caullang all around. <br /> defermi:ied,certified and Iabeled in accordance with Standard Exceplion: Opertings Ihat are roquired to be fire <br /> RS-37 by a certifed independent agency licensed by Ihe resis�an;. <br /> Natimal F�esVation Rating Council(NFRC).Compliance 7314.3 Building Assemblies Used as Ducts e: PI¢nums: <br /> shail be ba5ed on Ihe Residential or the NonresideMial Model Building assemdies used as ducls orpienums shall be swled. <br /> Size. caulked,and gasketed to limii air leakage. <br /> � <br /> i ��l �� <br />