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2001 Vdashin ton State IJonres�den;ial Ener -Code Compliance Form <br /> C � • ' • ' <br /> 2DOt lVpsnn�'nn Stale NonrPs��en�ml!�r.yy C:vle Co^..`n .�r:, a F•st E".uoa L ..l <br /> Envelope - General Requirements <br /> 1311 Insulation Prooucc samples used fa LLlacta de:ermirations sha�l be <br /> produclion line units a representative d units as purchasM by <br /> 1311.1 Installation Requirements: All insulation malerials the consuma or corriractor. UNabeled glazing and doors shall <br /> shall 6e insialled accnrdng to the manulacturer's instructions be assigned Ihedefault LLfada in Section 2006. <br /> to achieve proper densities,maintain clearancrs,and maintain �312.2 Solar Neat Gain Cceifident and Shading <br /> unAortn R-values.To the maximum eztent posside,insWation CcefficieM:Sdar Huat Gain Coeffcient(SHGC),shall be <br /> shall e�Gmd over the lull mmponent area lo ihe intended R- <br /> value. detertnl�ed,certifed.andlabeled inaccordancewiththe <br /> Natianel Fenestrafion Raling Council(NFRC)SlaMard by a <br /> 7311.2 RooflCeil(ng Insulation:Open-down a poured loose- cer66ed, independenl agency,ticensed by the NFRC. <br /> fitl insulation may be used io at6c spaces wbere the slope d Exception: Shading cceRcients(SC)shall be an <br /> the ceiling is nd more than 3�12 and there is at least thirty <br /> inches of cleardistance from lhe top ol the bonom chord of the acceptable alternate for compliance with solar heat <br /> trussorceilingjoisttotheundersideo�theshea!hirgalthe gaincoeffcienlrequremenLs. Shad�ngcoeffdents <br /> root ridge.When cave vents are�nsta'led,b�Aing ol lhe venl for y�azing shall be taken from Chapler 27 of <br /> openings shatl be prwided so as to dellect ihe incoming air Standard RS27 or from the manufaclUers lest data. <br /> abcve the surface of the insulation. 1313 Moislure Control <br /> Wlxare Iighting fxtures are recessed intoa suspended or 131�.1 Vapor Retarders:Vapor retarders shall be installed on <br /> exposed grid celing,Ihe rodlceiling assembly shal be Ihe�+rdrm side(in vnnter)of insulation as required by this <br /> insulated in a IacaGon othcr Ihan direclly on the suspended section. <br /> ceiGng. Exception:Vapv retarder installed wi!h not more <br /> ExcepHon: Type IC rated recessed iigMing fixtures. than tl3 of the nominal R-value betv.er+n it arv,t tl�e <br /> Where inslalled in wood framing,taced balt insulaGon ���ditimed space. <br /> shali be face staped. 13132 RouflCeiling Assemblies:RooUcaling assemblies <br /> 1311.3 Wall Insulation:E+cteria wa'I caoities isdated during µ'�re 1he�entilation space above the insclalion is less than <br /> framing shall be Nlly insulatod to tte levels of lhe suvounding an average rf hvelve inches shall be provided wilh a vapor <br /> walls.When installed in vmoe franng,faced batt insJation retardec Rool'ceaing assemWies without a vented airspace, <br /> shall be face stapled. where neither fhe roof deck nor the roof structure are made d <br /> Abwe rade ezleria insula6on shall be otected. W�d,shall provide a conUnuous vapv retarder wAh taped <br /> 9 � seams. <br /> 131'1.4 Ftoor InsulaHon: Floor insuiation sha7 be installed in Exception:Vapa retarders noed not be prrn�ided <br /> a permanent manner in substanlial contact wiUi fhe sur(ace where all 01 lhe in�ulation is insfalled bdvmen the <br /> beirx,�insdated. Insulation supports shall be installed so roof inembrane and the structural rod deck <br /> spacing is rwt more than twenty4ou inches on cenler. <br /> Installed insulalan shall nol dock the aiAlow Ihrough 1313.3 Walls:Walls separating conditioned space from <br /> fc�nda6on varis. unconditbned space shall ta prodded with a vapQ retarder. <br /> 1311.5 Slab-OnGrade Floor: Slaboo-grade insulation 1313.4 Floors:Floas separating conditioned space from <br /> installed inside the foundelion wa�shall exta:d dowrnvard from unconditioned spzce shall be prwidal with a vapor retarder. <br /> the top of Ihe slab a mnimum dislance ot M1ventyaour inches a 1313.5 Crewl Spaces:A ground cover of siz mil(0.0�6 inch <br /> to the top d the foo6ng,wfiichever is less. Insulalim inslalled lhick)black polyelhylene or approved equal shall be laid ovcr <br /> oulside Ihe loundation shall extend downward a minimum d the grwM w�thin aawl spaces.The ground cover shall be <br /> twenty-lour inches a to the frostline,whichevcr is greater. ovrtapped Iwe,4ve inches minimum atlhejoirds and shail <br /> Above gade insulation shall be proteded. eatend b lhe(andation wall. <br /> Exception:Formondilhicslabs,lheinsulatimshall Ezceplion:ThegroundcwermaybeomiltWin <br /> e+�tend dav.nward fran the top of the slab to Ihe craW spaces if the crewl space has a concrete slab <br /> bottom of lhe footing. Ooor with a mirimum thickness ol three and one-half <br /> 7311.6 Radiant Floors(en or below grade): Slab•on-grade �ches. <br /> insulation shall extend davnward from the top W the slab a 1314 Air Leakage <br /> minimum dislance of thirty-sx inches a downward to Ihe lop d 1314.1 Butlding Envelope:The requ�remenls ol this section <br /> the tooting and haizoNal for an aggregate o(nG Iess ihan shall apply tu buildng elements separating conditioned from <br /> thirty-six inches. unconditioned spaces. Exteriorjoints around windorvsand <br /> If required by Ihe twilding oKcial where sdl conditims door lrames,openings belwc� walls andfoundatioR between <br /> warrant such insulation,the entire area of a radiantfloor shall walls and roof and wa�panels;openings at peretrations W <br /> he IhermaPy isolaled from lhe sdl. Where a sol gas contrd uliliry services Ihrough walls,floas,and roofs; ar:all dher <br /> system is provided beloa ihe radiant floor,which results in openirgs in the building envelope shall be sealed, c3ulked, <br /> increased cornective Oow belav tfw radiant Aoor,the radant gasketed,or weatherstnpped to limit aP leakage. <br /> Ooa shall be thcrmaDy isolated from thesub-0oor gravd layer. 7314.2 Glazing and Doors:Doors and operaWe glazing <br /> 1J72 Giazing and Doors separalirg condfioned from uncmdlioned space shall be <br /> 1312.1 Standard Procedure for Determinatlon ot Glazing weathersldpped. Fixed windows shall be tighl fittirg with glass <br /> and Door U•Faclors: U-faclors for glazing and doors shall be retained by stops with sealant a caulkng all around. <br /> detertnined, certi�cd and labe!ed in acmrdance with Standard Exception:Operings that are�equ'ved to be fire <br /> RS-31 by a certified independent agency licensed by Ihe resistant. <br /> National Feneslratim Rating Council(NFRC).Compliance 1314.3 Building Assemblies Used as Ducts or Plenums: <br /> shap be based on the Residen�ial or the NonresideNial Model Building assemhlies used as duds orplenums shall be sealM, <br /> Size. caulked,and gasketed to IimA air leak2ge. <br /> ��� � ) <br /> � <br />