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200(3 W ashin ton Slale Non�osidential Encr Code Com Gance Form
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<br /> Envelope - General Requirement
<br /> 7317 Insulalion
<br /> 1711.1 Installntlon Requfremenis: All insula�ion malenals �3t2.2 Solar Heat Gain CoeNiclent and Shadfng
<br /> shell be installed acr.ording lo the manufadurei s CooHlcienL Solar Hea�Gain CoefGcirnt(SHGC�, sh;�ll hr
<br /> insiruc�ions to achieve prope�denslUes,mainlain clearances �etermmed,cenlGed and labeled in accortlance wilh tnr
<br /> and maiNain uniform R-v�hies. To Ih�maxlmum e*tent Nat�onal Fenes�ra�ion Ra�ing Council(NFRC)StanAard by a
<br /> possible,insulation shall eztend over Ihe lull componen� ceNfieA, Independeni agency,licensed by Ihe NFRC
<br /> arca to Ihe int�nded R-valuc. EXCEPTION: ShaAmg welfiaems ISC)shall ba an
<br /> 1971.2 RooOCelling�naulallon: Open-blown or pnured acceplable allernale lor comphanca M+Ih solar heal gain
<br /> loose-611 insulalion may be used in atlic spaces where Ihe weNicent reawremenls Shetling coeNiuents lor glazmg
<br /> slope ol�he ceiling is noI moie Ihan 3�12 and Ihcre is al shan be lake�Iwm Chnpler 31 0l StantlarC RS�1 or irom Ir�r
<br /> least 30 inches o1 clr,;�r Aistance Imm the top ol lhr, boVom manulactvrer's lesl tlnta.
<br /> r.hnrd ol ihe truss or ccilmg�uist lo the undersidr,ol ihe 1313 Moisture f.�+�ilrol
<br /> sheathing at Ihe rool ndge W hn,n eave venis are installr,d �313.1 Vapor I<etarden: Vnpor relarders shall be mstalleA
<br /> bal�ling ol�he vent openings shall be providud so as lo ��n Ihn warm side(in wmter)ol insulation eis required by this
<br /> de0er�ihr, incoming av abo��e Ihe surlace ol lhe insulalion. 4er,Gon.
<br /> Whe�e Ilghlinp G.tures�re recessed inlo n suspr.nAeA or E%CEPTION: Vapor relardei mslalletl wnlh nol morc Ihan 1�3
<br /> exposed griA ceiLny,ihr. rool/ceihng assrm�hly shall be nl lhe nominal ft-value belween d enE Ihe condiUoned space
<br /> insidaleA m n loca�ion other than direclly on the susponded
<br /> cciGng. 1313.2 RoollCelling Asaembliea: Rool/ceiling assembfies
<br /> E%CEPTION: Type IC raled recessrtl 69hting Ldwes w��erc Ihe vnnidation spacc above!ihe insulation Is Ir.ss O�an an
<br /> average of 12 inches shrll be provitled wlih n v2por�etarder
<br /> Where inslalled in wood Iraminy, laced balt insulation (For enclosed attics and enclosed rafle�spaces, sec SecUon
<br /> shall be lace slapled. 1209 2 0�Ihe InlemTtional BuJding Code �Rool/cmhng
<br /> 1311.J Wall Inaulation: f Mterior wall cavllies isolaled assemblics withou�a venleA airspace,allowed only wherc
<br /> during frammg shall hr, lully insulaled lo Ihr, levels ol lhe nci0ier Ihe rool deck nor tl�e rool sVucture are made ol woud,
<br /> surroundm9 w�lls. Wh��n inslnllr,d in wootl framinp, (ac�d shall proviAe a conimuous vapor retarAer wi�h tapeel seams
<br /> bel� mtiulalion Shall bc lare 51ap�oA. E%CEPTION: Vnpor retartlers neetl not be ryovitletl vAwm aii
<br /> llhove gradC Batenor InsUlaUon shall he prUlef.�ed. nl Ihc rosulnlion rs msl:.11od betwc5n(he rool membrane nntl 1he
<br /> 1711 A Floor Insulntlon: floor msida�wn shall be ms�alled '���������ral mol d«ck
<br /> in a pu�manent manner m subsl�n�ial r,ontacl wilh Ihe 7313.3 Walls: Walls separating condAioned space Irom
<br /> surlace hein�insiJa�r.d Insulalion supporls shall be unr.ondihwed spar,e shall be p�ovided with a vapor relnrder
<br /> insl�lled so spacing is nol more ihnn 2A mrhes on cenim. �313.4 Floors: Floors separahng contli�ioned spar.e, Irom
<br /> Inslalled insulation shall nn�binck�he mrllow ihrough i�nr,ondM1�oneA space shall be provideA with a vapo�remrder
<br /> IounAalion vr,nls
<br /> 1J19.5 Crnwlapacen: A g�ound cover of siz mil(O.bOf inch
<br /> 1J11.5 Slab•On-Grado Floor. Slab-on�gradc rosulalron ���i�;k)binck polyel�iylene or approvr,d equal shall be Inid over
<br /> mslallr.d insido Ihe loundnhon wall sholl aztenA Anwnward ry�e yruund wdlun cnwlspaces. The ground cover shall be
<br /> hom�he�op of Ihe slah a mmimum dist�nce ol 24 inches or ��erlopped 12 inches minimum at lhe�oints and shall exlend lo
<br /> Iq Ihe�op of Ihr, looting. whichever is le5a Insulahon Ihe loimda�ion wall.
<br /> mstolled oulside Ihe�nundaUon 5hall eM�enA Aownw.lyd a EXCEPTION�. The ground cover may be omAled m cra�N
<br /> nwunwm nl 24 mches ur lo Ihe(rost line,whichever Is .,p��es�I lhe oawlsD�ce has a wncrole slab Ooor w+lh a
<br /> grcater. Above grade msulation shall be prolr,r.lr.d m,n,mvm Ihmkne5s ol 7�7/2 inches
<br /> E%CEP710N: 1 nr monahlhir sl:�bs.ihe�nsulaLun sl�all �374 Aif L08ke B
<br /> c��entl dawnwarA liom Ihx Inp ol ihc tilab lo I��u bnl�orn ol lho g
<br /> lunbng �314.1 Building Envelope: The requiremm�ls ol0iis sectu�n
<br /> 1311.6 Radiant Floors(on or balow grnde�: SlaGon- shall apply�o buildmg clemen�s separafing conAitioned frorn
<br /> qr:ide msul,i��on shall eKtend downward lrom Ihr,top ol the unconAitionetl spaces Ezterior join�s around windnws anA
<br /> sl�b a mininnm distance of:1f mr.hes or dnwnward to the door frnmes.openmys behveen walls anA foundation, Gelwcen
<br /> Inp of�ho IooUnq and hunzont�d br an aggregale ol nu�Ir.ss walls and rool anA wall pannls;openin�s al penelrations ol
<br /> Ihnn :7ti inr.hes. idJity servicns ihrodcJh walls.Iloors and rools�. and all other
<br /> II requued by Ih^hudding alliclal whnre soJ condihon� openmgs m Ihr buJArng envr.lope shFlll be sealed.caulknd,
<br /> w�vrnM such msulahon. �hr�entue area of a r;�dianl Iluor �askcled ur wcathr.rs�nppetl to limd av leakage
<br /> shall tm Ihormally isolated hom�hr, soil. W hr.rr. � soil gas 1 J14.2 Glaiing xnd Doora: Doors nnd operable glaring
<br /> cnnlrul syslem is provided below Ihe radiant floor,which sepnmtinq conNlinned hom uncondihoned spacr, shall be
<br /> msWls in inr.reascA conver.�rve flow beluw Ih<�ra�Lanl lloor, wr,•alhersVipped Fixed windows Shall be liyhl fit6ny wilh 91ass
<br /> the r:�duuil lloor shnll be Ihrnnally isola�ed Irom Ihe suh- retnined by slops wilh sealanl ur eaulking oll T�ound
<br /> Iluur qravcl layer E%CEPTION: Opemngs Ihnl are repuvCd lo be Lrn rnsi•.�ani
<br /> 1717 Glaring and Doors 1314.3 Buildliig Aasembllee Ueed ea Ducts or Plonums:
<br /> 1J12.1 Standard Proeodure /or polermination ol Glazing Binldinr� assembhes used as ducls a plonums shall be sealed,
<br /> and Ooor U-Fxetors: U-lac�ors 1or qlanng and Aoors shall caulked and gaskeletl lo limll air leakage.
<br /> he delennu�ed,cert�hed and labrled in accordance wdh �314.4 Reeesaod Llghting Flaturea: When installed m Ihe
<br /> :4idnAard RS�l1 by a r.enUliecf mdrpenden�agenr.y I�censeA
<br /> I�y Ihe Nation�il PenesUa6on R;�tii�y Coun<'d �NFRC) �'���Idmq envnlope, mcessr.d hghling fi��ures shall Ly Type IC
<br /> Cumphanco �:hall he based nn!he Residential or Ihe ratnd.anA cerLheA untler ASTM E28310 have no more Ih;in
<br /> Nnn�esidrnhal Modnl Sirr. Pruducl samples useA lor U- 2 0 dm ar movemenl hom�he conditioned spacr. lo�he r,eJmy
<br /> 1.�<]or Aetennmahon,shall br, pioduction hne un11s or ���'�Y T��e heJhUnG Grturo shall be�esled at 75 Pascals or 1.57
<br /> �rprrsentatrve nl uruls a�:pun:has��d by Ihr. cnnwmer or Ibsifl' pressure di�lerenc�and have a label attached, showmg
<br /> r.ontr.x:trn I Inlal�eleJ ylannyl �����f dorns shall he assq�ned �:�mphance with this lesl melhud. RecesseA IighUng fixtures
<br /> Ihe d�d,�ull I I I.icl�n in T.�hli� 1U f shall lie ins�alled with a 4�sket or caulk bePNeen ihe I�xtuie onA
<br /> coil�nq lo preven�av leakage
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