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<br /> Page 2 of 6 Report No. 2728
<br /> �I 16 inches on center,with No.6 by minimum t'/,•inch•long se�f•driliinq struclion without allecling Ihe Iiouriy rating.The one-and Iwo-hour sy,-
<br /> wgleheaddrywallscrewsspacedamaximumot6incLesoncenter,apos- temsdescrihedbelowmay6eappliedtowallsrequiredlobeolnoncom•
<br /> live wind load af 55 pounds per square fool and a negalive wintl load of buslihie construction.In;tallalion is as desuibetl in paragraph 11 E except
<br /> �0 pountls per square loot,can be resisled. lor Ihe lollowing:
<br /> 4.Where the system is appiied to ihe substrale describetl in Section II 1.One•hourraled walL•The exterior slud lace is covered wilh one layer
<br /> )•3laslenedto6•inch-deep,No.t6paupesleelsludsornominal2•inch o15/,-inclrlhickTypeXwatcr-resislantcoreqypsumshealliin9.Theinteri•
<br /> ry4•inchwoodstuds,spacedama�cimumo116inchesonceNer,wilhNo. orlaceiscovr.retlwithone;ayerol''/B-inchdhickTypeXqypsumwall-
<br /> i by minimum 1°/s-inch•lonp sell-drilling buplehead drywall screws board.BothlacingsareattaclzeAwilhminimuml'/,•inch-IongTypeSdry-
<br /> spaceo a maximmn ol 4 (nches or; center, a positive wind load of 55 wali screws spaced 8 inches on cenler along the Goard perimeler and 12
<br /> aoundspersquarelootandanegativewindloadaf70poundspersquare inchesoucenterinlhefield.Joinlsaretapedand,alongwilhscrewheads,
<br /> ool,can be resisted are coveretl witli joint compountl.
<br /> 5.Where Ihe syslem is applied to the substrate described in Section II 2.Two•hour-raled wall:The exterior stud lace is covered wilh two lay
<br /> J•3 faslened to 3°%•ineh•deep, No. 16 gauge steel studs or nominal ersol'/e-inch-IhickTypeXgypsumshealhing,thelacelayerbeingthewa•
<br /> 2-inch by 4-inch wood studs,spaced a maximum of 16 inclies on center, Ier-resislanl r,ore lype. Inlerior lacr.s are coveretl wilh two layers ol
<br /> xith No. 6 by minimum 15/s-inch•long sell-drilling buglehead drywall '/B•inch•thick Type X g�ypsum wail hoaid. The i.ase layer is atlached lo
<br /> screws spaced a maximum of 0 inches on eenler,a posilive wind load ol slutls wilh minimum 1 /,-inch•long Type S dryw.:�l screws and the lace
<br /> 55 pDunds per square loal and a negative wind loatl oi 40 pounds per layer with minimum 2�l¢-inch•Iong Type S tlrywall screws,spaced 8 in-
<br /> 54uare loot can be resisted. ches on cenler along the perimeler and 12 inches on ctater in Ihe field ol
<br /> 6.Where Ihe system is applied to Ihe substrale descri�ed in Seclion II lhe boards.Ail verlicai joinls belween boards lall on stuUs and are stag•
<br /> D•3 faslened l0 35/s-inch•deep,No.20 gaupe steel studs wilh 0.1G-inch gered 16 inches on center.Joinls are laped antl,along wilh screw heads,
<br /> by minimum is's•inch•long,panhead sell•tlrilling screws with 0.43-inch- are covered wilh joint compoand.
<br /> head spa�eo a maximum ol 6 inches on center,a positive and negative G.199U Accumulalive Suppiement lo Ihe U.B.C. This report is unal-
<br /> wind load..:30 pounds per square loot for stud spacing of 16 inches on rected by ihe Supplement.
<br /> :enler and 20 pounds per square foal for slud spacing ol 24 inches on H.Idenlifieation:Material conlainers are iJentilietl b Ihe manulactur-
<br /> center,can be resisted. Y
<br /> er's name,atldress and ihe product name.In sulation boards are delivered
<br /> 7.Wherethesystemisappliedfominimum2.5poundspe�squareyarJ insealedpoiyelhylene6agsbearinglheword"Oulsulalion."Addilionally,
<br /> diamontl mesh melal lath lhat is laslened Ihmugh minimum /2-inch•Ihick one edge ol each board will bear Ihe wortli�ip"Outsulalion__' ,ICBO
<br /> walerresistanlwregypsumshealhinglo6-inch-deep,No.i6gaugesleel ES Evaluation RepoA No. 2728—RADCC (NER•OA204), Underwriters
<br /> sWds spaced a maximum of 16 inches on center,with No.G by minimum Laboratories Inc.(NER-�A403)or Inspetlion Con;epls(AA•611�."One
<br /> 1 /s-inch-lonp self-drillinp 6uplehead drywall screws wilh'/ifi•inch•diam- board in each bag 6ears ihe same wordirq ou each face.
<br /> eter melal washers,spaced 6 inches on center around the perimeter and • �jsting number antl planl iden�ilicatinn numher ol hlock moider.
<br /> 101nches on cenler in Ihe lield ol lhe sheathing board,a negalive and posi-
<br /> tive wind load o160 pounds per square loot can be resisled. IIi.Evidence Suhmitled:Reports ol tests in accordance wilh IC80 ES
<br /> 8.il in lhe syslem tlescribed in Seclion II D-7,3.4 pounds per square A��eptance Criteria lor Exterior Insul�tion and Finisl� Systems, datetl
<br /> yard metal lalh.No. 18 paupe steel studs and 0.16-inch-diameter mini• June, 1990, renoAs of tesls;n accordance wilh U.B.C. Standards Nos.
<br /> mum15/s•inch•longsell-tappiappanheadscrewsat6inchesoncenlerare 11'6,42-tanu43-1,applicalioninslruclions.qualitycontrolmanualfor
<br /> subslituted,a negalive and posilive wind load o150 pounds per square �he insulalion board and protluct brochures.
<br /> toot can be resisted.
<br /> 9.When;he system is applied to masonry,concrete or exterior plasler Findings
<br /> substrale,a nepative wind load of 70 pounds per square loot can be re- �V.Findings:Thal Ihe Dryvil 0ulsulation Exterior Insulalfon and Fin•
<br /> sisted. ish Syslem descrihed in this reparl complies wilh the 1988 Unilorm
<br /> E.NoneomDustiDleConslruclfon:Appsicationtowallsrequiredtoheol BufldingCode,:uhjecttalhelollowingcondilions:
<br /> noncom6ustible constmclion requires 3/s•inch,minimum No.16 gauge
<br /> sieel studs at 16 inches on cenler,maximum.One layer ol'/t-inch-Ihick 7. Consirucllon is as set lorth in Ihis report and the manulaclurer's
<br /> regular gypsum wallboard is inslalied vertically to interior slud Ilanges. instructlons.
<br /> One•hall-inch•Ihick water-resistant core pypsum shealhinp compiying 2. The insulation board isseparaled Irom Ihe 6uilding interiorwilh
<br /> wilhU.B.C.StandardNo.47•t0isappliedtotheexteriursludllangeshori• alhermalbarriercomplyinpwithSeclion1712ollhecode.
<br /> zonlaily in a similar manner excepl tor iaints beiny stagpered Irom those 3. The syslem may be inslalled an walls required l0 6e ol noncom•
<br /> ol Ihe inlerior wallbuard. The sheathing and wallboard are fastened to huslihle conslruction, prorided Ihere is compliance wilh para•
<br /> studs in accordance with Table No.47-G ol lhe code using No.6 drywali graph II E ol this reporl.
<br /> screws.Openings between Iloors and watls must be biacked with safing 4. Inslallation is hy lisled conlractors approved 6y Dryvit Syslems,
<br /> insulalion. Openings in walls musl he Iramed with Nn. 1G gaupe stecl Inc.
<br /> Ilashing.Tlm rosl ol Ihc conslruclion is as describcd in panpraph II C ol
<br /> this reporl using Dryvil primus adlicsive.The insulalion board is limiled 5. Inslallalion cards as sl�own in Exhibils A and B musl be cam-
<br /> lo a maximutn Iliickness al 4 inclies. pleled by Ihe EIFS applicalor and Ihe sealanl inslaller,and pres•
<br /> E Flre-resistive Conslmctlon:The Oryvil Outsulation Syslem may Ue enled ta ihe building ollicial al the complelion ol each�roject
<br /> applied over exlerior lire-raled walls required lo he ol combuslible con• This reparl is su6ject lo re•examinalion in one year.
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