rainscreen technical specification - james hardie

OCTOBER 2020 I NEW ZEALAND

RainscreenTechnical Specification

FACADE PANEL

ExoTecFACADE PANEL

Titan

1 APPLICATION & SCOPE 3

1.1Application 3

1.2Scope 3

1.3Details 3

1.4SpecificDesign 3

2 DESIGN 3

2.1Compliance 3

2.2Responsibility 4

2.3Foundation 4

2.4Clearances 4

2.5MoistureManagement 4

2.6Structure 4

2.7WindLoading 4

2.8Seismic 4

2.9StructuralBracing 4

2.10FireResistanceRatedWalls 4

3 FRAMING 4

3.1General 4

3.2TimberFrame 4

3.3Studs 4

3.4Nogs 4

3.5FramingTreatment 5

3.6Tolerances 5

4 AIR BARRIER 5

4.1General 5

4.2RAB™Board 5

4.3BuildingUnderlay 5

Content

5 CAVITY BATTENS 5

5.1BattenSize 5

5.2Battenlayout 5

5.3CavityBattenTreatment 5

6 RAINSCREEN 5

6.1General 5

6.2RainscreenVerticalJoint 5

6.3RainscreenHorizontalJoint 6

6.4Junctions 6

6.5CavityVentilation 6

7 FIXING 6

7.1General 6

7.2RAB™Board 6

7.3CavityBatten 6

7.4Rainscreen 6

7.5FixingDurability 7

8 FINISHING 7

8.1General 7

8.2Sealants 7

8.3ScrewFiller 7

8.4Painting 7

9 MAINTENANCE 7

10 PRODUCT INFORMATION 8

10.1ManufacturingandClassification 8

10.2Titan™FacadePanel 8

10.3ExoTec™FacadePanel 8

10.4Durability 8

11 SAFE WORKING PRACTICES 9

12 ACCESSORIES 11

13 DETAILS 12

PRODUCT WARRANTY 31

WE VALUE YOUR FEEDBACKTocontinuewiththedevelopmentofourproductsandsystems,wevalueyourinput.Pleasesendanysuggestions,includingyourname,contactdetails,andrelevantsketchesto:

Ask James Hardie™[email protected]

Titan™andExotec™FacadePanels,Rainscreen,Technical Specification October 2020NewZealand3

1 Application and scope

1.1 APPLICATIONTitan™&ExoTec™FacadePanelsareusedtoformnegativeexpressedjointedFacadesfixedthroughcavitybattensintothetimberframingandactasarainscreen.

TitanFacadePanelisamediumdensity,9mmthickpanelwithbothfacesandedgessealed.TitanFacadePanelissuitableforlightcommercialandresidentialbuildingapplications.

ExoTecFacadePanelisahighdensity,9mmthickcompressedpanelwithbothfacesandedgessealed.ExoTecFacadePanelissuitableforcommercialbuildingapplications.

Titan&ExoTecRainscreenreferredas‘TER’elsewhereinthisspecificationisbasedonthepressuremoderationrainscreenprinciple.Inessencethebulkofthewaterisstoppedattherainscreenlayerwhiletheairbarrierequalizesthepressureinthecavitywiththepressureoutsidetherainscreenthuslimitingwateringress.

Includedinthisspecificationaredetailsconcerningthe:

• RAB™Board

• CavityBatten

• Rainscreen(TitanorExoTec)

If you are a specifierOrotherresponsiblepartyforaprojectensurethattheinformationinthisdocumentisappropriatefortheapplicationyouareplanningandthatyouundertakespecificdesignanddetailingforareaswhichfalloutsidethescopeofthesespecifications.

If you are an installerEnsurethatyoufollowthedesign,moisturemanagementandassociateddetailsandmaterialselectionprovidedbythedesigner.

Allthedetailsprovidedinthisdocumentmustbereadinconjunctionwiththespecifier’sspecification.

Make sure your information is up to dateWhenspecifyingorinstallingJamesHardieproducts,ensureyouhavethecurrentmanual.Ifyou’renotsureyoudo,oryouneedmoreinformation,visitwww.jameshardie.co.nzorAskJamesHardieon0800808868.

1.2 SCOPETERcanbeusedoncategoryItoVresidentialorcommercialbuildingsasdefinedinAS/NZS1170(StructuralDesignActions)uptodesignwindpressuresof4.5kPa(ULS).

ThistechnicalspecificationcoverstheuseofTERontimberframeandtimberinfillframinginconcreteorsteelstructures.

1.3 DETAILSVariousTitan&ExoTecFacadePaneldetailsareprovidedintheDetailssectionofthisdocument.ThisspecificationandfiguresinCADfilearealsoavailabletodownloadfromourwebsiteatwww.jameshardie.co.nz.

1.4 SPECIFIC DESIGNForuseofTitan&ExoTecFacadePanelsoutsidethescopeofthisdocument,thearchitect,designerorengineermustundertakespecificdesign.Foradviceondesignsoutsidethescopeofthisspecification,AskJamesHardie™on0800808868.

2 Design2.1 COMPLIANCETitanandExoTecRainscreenhasbeenappraisedbyBRANZLtd.Theappraisalnumberis467(2005).TheappraisalcertificatecanbeviewedatBRANZwebsiteorAskJamesHardieon0800808868.

2.2 RESPONSIBILITYThespecifier/designerfortheprojectisresponsibleforensuringthattheinformationanddetailsincludedinthisspecificationaresuitablefortheintendedapplication.

ThespecifiershallaccommodatetheappropriateprovisionsrequiredbytheNewZealandBuildingCode(NZBC).Carefuldetailingofallpenetrationsthroughtheairbarrierandrainscreenisrequiredandtheymustbeappropriatelyflashedandweatherproofed.Theothermaterialsandcomponentsthatareusedtomanagemoisturemustbeinstalledaspertheirmanufacturers’instructionsandcomplywiththerequirementsofrelevantstandardsandtheNZBC.

Thedesigner/specifiermustensurethatallthereferencedocumentsandstandardsreferredtoduringthedesignandconstructionprocessarecurrentandvalid.Thedesignermustidentifythemoisturerelatedrisksassociatedwiththeparticularbuildingdesign.Thedesignandconstructionmusteffectivelymanagetheexternalmoisture.

ThewindowstobeusedwithTitanandExoTecRainscreen

mustbespecificallydesignedconsideringthedesignwindpressuresandthedeflectionsinthebuildingstructure.Refertothewindowmanufacturer/suppliersforinformationregardingtheirspecificationsandinstallationrequirements.

Forthelatestinformationinrelationtodesigningforweathertightnessrefertowww.branz.co.nzandwww.dbh.govt.nzwebsites.

JamesHardieconductsstringentqualitycheckstoensurethatanyproductmanufacturedfallswithinourqualityspectrum.Itistheresponsibilityofthebuildertoensurethattheproductmeetsaestheticrequirementsbeforeinstallation.JamesHardiewillnotberesponsibleforrectifyingobviousaestheticsurfacevariationsfollowinginstallation.

4Titan™andExotec™FacadePanels,Rainscreen,Technical Specification October 2020NewZealand

2.3 FOUNDATIONBuildingfoundationsmustbebasedon‘goodground’asdefinedintheApprovedDocumentoftheNZBCB1‘Structure’.ThegroundshouldalsosatisfytherequirementsofGeotechnicalEngineers.ThefoundationdesignmustsatisfytherequirementsoftheNZBCClauseB1‘Structure’.

2.4 CLEARANCESThebottomedgeofTitanandExoTecFacadePanelmustmaintainaclearanceof100mmminimumfrompavedgroundsand175mmminimumfromunpavedground.

Ontheroofsanddeckstheminimumclearancemustbe50mm.Donotinstallexternalcladdingsuchthatitmayremainincontactwithwaterorground.

2.5 MOISTURE MANAGEMENTItistheresponsibilityofthespecifiertoidentifymoisturerelatedrisksassociatedwithanyparticularbuildingdesign.Wallconstructiondesignmusteffectivelymanagemoisture,consideringboththeinteriorandexteriorenvironmentsofthebuilding,particularlyinbuildingsthathaveahigherriskofwinddrivenrainpenetrationorthatareartificiallyheatedorcooled.

WallsshallincludethoseprovisionsasrequiredbytheNZBCAcceptableSolutionE2/AS1‘ExternalMoisture’.Inadditionall

wallopenings,penetrations,junctions,connections,windowsills,headsandjambsmustincorporateappropriateflashingsforwaterproofing.Theothermaterials,componentsandinstallationmethodsusedtomanagemoistureinexternalwalls,mustcomplywiththerequirementsofrelevantstandardsandtheNZBC.ForfurtherinformationondesigningforweathertightnessrefertoBRANZLtdandtheMinistryofBusiness,Innovation&Employmentupdatesonthefollowingwebsitesrespectively,www.branz.co.nzandwww.building.govt.nz.

2.6 STRUCTUREThesupportingtimberframeforTERmustbeprovidedinaccordancewiththestructuraldesignrequirementsoftheproject.Timberframingsizemustmeettheminimumrequirementsofthisspecification.Ifsaginexcessof10mmisexpectedinconcreteortimberflooringthenspecificdesignofthehorizontaljointswillneedtobeundertakenbytheEngineerordesigner.

2.7 WIND LOADINGTERissuitableforuseupto4.5kPa(ULS)maximumwindpressuresasoutlinedinTable1.TheprojectspecificwindpressuresexperiencedonbuildingfacademustbecalculatedinaccordancewithAS/NZS1170.WhencomparingtheEngineer’sspecificationforstudcentreswithTable1,thesmallerspacingvaluemustbeused.

2.8 SEISMICTERissuitableforuseuptoamaximumsiesmicdisplacementordeflectionuptospan/180(ULS).

2.9 STRUCTURAL BRACINGTERusingRABBoardcanbeusedtoachievestructuralbracingforbuildingsthatareconstructedwithinthescopeofNZS3604(Timber-framedBuildings).RABBoardfixedtotheframingasperRABBoardbracingdetailswillprovidetherequiredbracing.Forfurtherinformationonbracing,AskJamesHardieon0800808868.

2.10 FIRE RESISTANCE RATED WALLSTERconstructedasperthisspecificationusingallothersystemcomponentsinaccordancewithJamesHardieFireandAcousticDesignManualwillachievefireresistanceratingsupto30or60minutes.(Note:JamesHardieMineralInsulationwillrequirenogsat800mmcentresmaximum).

3 Framing3.1 GENERALTheEngineer/designerisresponsiblefortheframedesign.ThedesignwindpressuresaretobecalculatedinaccordancewithAS/NZS1170consideringlocalfactors.

3.2 TIMBER FRAMETimberframingmustbeinaccordancewithNZS3604(Timber-framedbuildings)orasperthespecificengineeringdesign(SED)fortheprojectinaccordancewithNZS3603andAS/NZS1170.

3.3 STUDSNominal100x50mmstudsmustbeprovidedatamaximumof600mmcentres.TheframingcentrescanbereducedtosuitthecalculatedwindpressurerequirementsasperEngineer’sdesign.Anominal75mmwideminimumstudisrequiredatallverticalpaneljoints.Thiscouldalsobeachievedwithtwonominal50mmwidestudsspikedtogether.

3.4 NOGSNominal100x50mmminimumsizenogsarerequiredat800mmcentresmaximumingeneral.CheckEngineer’sdesign,Clause2.6andClause2.10ofthisspecificationforotherspecialrequirementsfornogcentres.Forhorizontalaluminiumsocketjointsaminimum125mmwideframingmemberisrequiredbehindthejoint.RefertoFigure8or10.


3.5 FRAMING TREATMENTThetimberwallframingmustbetreatedtoaminimumofH1.2treatmentlevel.RefertotheApprovedDocumentfortheNZBCClauseB2‘Durability’andNZS3602(TimberandWood-BasedProductsforuseinBuildings)regardingtreatmentrequirementsandallowablemoisturecontentsoftimberforvariouscomponentsofthebuilding.RefertoNZS3640(TreatmentofRoughandSawnTimber)forfurtherinformationabouttimbertreatment.Alsorefertotheframingmanufacturer’sliteratureforfurtherguidanceontheuseoftreatedtimber.

3.6 TOLERANCESInordertoachieveanacceptablewallfinish,itisimperativethatframingisstraightandtrue.Framingtolerancesmustcomplywiththerequirementsofprojectspecificationwhenspecified.

4 Air Barrier4.1 GENERALPressureequalisationwithinthecavitiesbehindafacadeisimportantforitslongtermweathertightnesspermanence.TheuseofRABBoardorrigidairbarriershelpsinachievingpressureequalisation.

4.2 RIGID AIR BARRIER (RAB BOARD)TheRABBoardisafibrecementsheetwhichissealedonthefrontfaceandedgesandisusedasarigidairbarrier.RefertoRigidAirBarriersInstallationManualforinformationregardingitsinstallation.AhorizontalgapisrequiredbetweentheRABBoardsatfloorlevelstoaccommodateanyshrinkageoftimberorcreepofconcrete.

4.3 BUILDING UNDERLAYForbuildingswhichareexposedtowindpressuresupto1.5kPa(ULS),abuildingunderlaymaybeused(anon-rigidairbarrier)inplaceoftheRABBoardcomplyingwiththerequirementsofTable23ofE2/AS1.

Theunderlaysmustbeinstalledinaccordancewiththeirmanufacturer’srecommendations.

5 Cavity Battens

5.1 BATTEN SIZEThebattensmustbe45mmwidex18mmdeepminimum.

5.2 BATTEN LAYOUTBattensmustbefixedovertheairbarriertoallstuds.Doublebattensoverdoublestudsarerequiredbehindallverticaljointsoftherainscreen.Whereabuildingunderlay(anon-rigidairbarrier)isused,thebattensmustbeprovidedat300mmcentreswhenthestudsareprovidedat600mmcentres.Whenthestudsareprovidedat400mmcentres,thebattensareonlyrequiredonstuds.Ifthehorizontalaluminium‘T’socketjointisusedatfloorlevelsorinbetweenfloorheights,thenverticalpackersarerequiredonthenogs/dwangs.Theseverticalpackersmustbefixedat300mmcentresmaximumtofacilitatepanelfixing.RefertoFigure8.Cavitybattensmustnotberuncontinuouslyfromlowerfloorstoupperfloors.Theymusthaveagapbetweenthematthefloorlevelstoallowforthestructuralmovements.ReferFigures10-12.

5.3 CAVITY BATTEN TREATMENT BattensmustbetreatedtoaminimumofH3.1asdefinedinNZS3602.Thetypeoftreatmentchosenmustbecompatiblewiththedurabilityrequirementsofothercomponentsusedintherainscreensystem.RefertoTable21ofE2/AS1forfurtherinformationregardingthecompatibilityofmaterials.

6 Rainscreen6.1 GENERALTitanandExoTecFacadePanelinstalledoncavitybattensasperthisspecificationactsasarainscreen.AnymoistureingressbehindtherainscreenismanagedonthefaceofRABBoard,whereiteitherdriesordrainsoutthroughthebottomofcavity.

6.2 RAINSCREEN VERTICAL JOINTVerticalexpressedjoints10mmwideareformedwithaButylInseal®stripfixedundertheverticalsheetedges,refertoFigure7.

FixtheButylInsealstripwithstaplesthroughitsouteredgesat300mmmaximumcentresbothsides.

Apackerisrequiredontheintermediatestudstoachievesurfaceflatnessofrainscreenpanels.


6.3 RAINSCREEN HORIZONTAL JOINTHorizontaljointsintherainscreencanbeformedintwoways,eitherusingaluminium‘T’socketorahorizontal‘Z’flashing.

Analuminium‘T’socketisusedtoformanexpressed/negativehorizontaljoint.Thealuminium‘T’socketisgluedtothetoprearedgeoflowerpanel.Fixingsthroughtheloweredgeofuppersheetmustnotpenetratethroughthealuminium‘T’socket.RefertoFigure8or10.

Normallya2mmpackerisrequiredunderthealuminium‘T’socket.UseoftwolayersofDPCisrecommendedforthispurpose.ReferFigure8or10formoreinformation.

‘Z’flashingsarenormallyusedtodrainoffthemoistureaccumulatedwithinacavityandmustbeprovidedafterevery7mheightmaximum.RefertoFigure9.

RefertoTable20ofE2/AS1toselectasuitableflashingmaterialconsideringthedurabilityrequirements.

6.4 JUNCTIONSWhereTERmeetsothertypesofcladdingsoratwallintersections,aspecificweathertightnessdesignisrequiredforthisjunctiontowithstandthemoistureingressconsideringdesignwindpressuresaswellasthestructuralmovements.Thespecifier/designerisresponsibleforprovidingdetailsforsuchjunctions.JamesHardieNewZealandLimitedhaspublishedstandardjunctiondetailsandareavailableonourwebsiteatwww.jameshardie.co.nz.Refertoitforfurtherinformationandguidance.

6.5 CAVITY VENTILATIONPunchingsintheJamesHardieuPVCventstrippermitaventilation/drainageopeningareaof1000mm2perlinealmetreofcavity.

7 Fixing

7.1 GENERAL ThemoisturecontentofthetimberframeandcavitybattenmustcomplywiththelimitationsofNZS3602priortofixingtheRABBoardandrainscreenpanels.Framingmustbekeptasdryaspossibleatalltimesduringtheconstructionphasetokeepmoisturecontentswithinthelimitsassetoutinthisstandard.

7.2 RAB™ BOARDRefertoRABBoardinstallationmanualregardingtheinstallationinformationandtheconstructiondetails.

7.3 CAVITY BATTEN Fixbattenstoallstudsusing40x2.8mmHardieFlexnailsat800mmcentres.Fixsmallcavitypackers150mmlongatbottomplateandnogstofacilitatepanelfixing.RefertoTable2fordurabilityrequirementsoffixings.

7.4 RAINSCREENTitanandExoTecFacadePanelsshallbefixedinaccordancewithTable1.Note:ExoTecFacadePanelsmustonlybescrewfixed.Allpaneledgesmustbesupported.

Thescrewsfixingsmusthaveawoodthreadandaminimum9mmheaddiameter.Thescrewsmustbedrivenperfectlytightagainstthepanelssothatthereisnomovementbetweenthepanelsandframing.Theminimumedgedistanceof18mmmustbemaintainedwhenfixingscrewsornailsthroughtherainscreenpanels.Whencountersunkscrewsareusedthescrewheadmustbesetbetween2.0mmminimumto2.5mmmaximumbelowthepanelsurface.UseJamesHardiecountersinkingdrillbittodrillholesinthepanel.Thedrillspeedmustbesetbetween400and560rpm.Speedsgreaterthanthiswillbreakthedrillbit.

7.5 FIXING DURABILITYThetypeofnailorscrewtobeusedforfixingtheRABBoard,battensandrainscreenmustbeselectedonthebasisofexposurezoneandnatureofuse.RefertotheinformationprovidedinTable2regardingtherequirementsfordifferentzones.AlsorefertoNZS3604forfurtherinformation.

Table1Rainscreenfixing

Type of Fixing Design wind pressures (ULS)

Stud spacing c/c maximum*

Fastener spacing c/c maximum at panel edge studs

Fastener spacing c/c maximum at top/bottom plate

Fastener spacing c/c maximum at intermediate stud

65x10gScrew Upto1.5kPa 600mm 200mm 300mm 300mm

Upto4.5kPa 400mm 200mm 200mm 200mm

60x3.15mmHardieFlexNail



Note:ScrewsandnailschosenmustmeetthedurabilityrequirementsasoutlinedinTable2.

*Studspacingmustbeinaccordancewiththeprojectengineer’sdesignrequirements.


Table2FixingDurability

Framing treatment

Packer treatment

Sea spray zone *

Zone 1 outside sea spray zone*, Zones 2 – 4 and G eothermal hot spots

H1.2LOSP

H3.1 Nails&screwsgrade316Stainless

Hot-dipgalvnailsorgrade316stainlessscrews

H1.2Boric H3.1 Nails&screwsgrade316Stainless

Nails&screwsgrade316Stainless

H3-H6 H3.1 Nails&screwsgrade316Stainless

Hot-dipgalvnailsorgrade316stainlessscrews

BracingwithRABonly

Nails&screwsgrade316Stainless

Nailsonlygrade316Stainless

*Zone1areaswherelocalknowledgedictatesthatincreaseddurabilityisrequired,aretobeclassifiedasseasprayzones.CheckwiththelocalTerritorialAuthorityifunsure.Refertofixingmanufacturerforwarrantyandfixinginstallationguidance.

8 Finishing8.1 GENERALAllsealantsmustmeettherelevantrequirementsoftheNZBC.TitanandExoTecFacadePanelsmustbekeptdryandundercoverwhilstinstoragepriortofixingandbeforecoatingcommences.Panelsmustbecoatedwithin90daysofinstallation.Anypenetrationsaswellassitecutsheetedgesmustbesealedwithanappropriatesealerthatiscompatiblewiththefinishingcoat.

8.2 SEALANTSApplicationanduseofsealantsmustcomplywithmanufacturer’sinstructionsandbecompatiblewithtexturecoating.Checkwithsealantmanufacturerpriortocoatingoversealants.Somesealantmanufacturersdonotrecommendcoatingovertheirproduct.

8.3 SCREW FILLERAllcountersunkscrewholesmustbefilledwithanepoxyfiller.Thecountersunkholesmustbecleananddrybeforetheyarefilled.Alsoensurethatthescrewsareperfectlytightandthereisnomovementbetweenthepanelandframingbeforetheholesarefilled.AllnexFairingCreamorasimilarproductisrecommendedforthispurpose.Alwaysrefertotheepoxymanufacturerrecommendationbeforeuse.

8.4 PAINTINGForpainting/coatingofTitanorExoTecFacadePanels,followtherecommendedspecificationsofarecognisedcoatingmanufacturer.Thegeneralrecommendationisonecoatofacrylicprimerandtwocoatsofhighbuildacrylicpaint(totalDFTnotlessthan150microns).Priortocoating,thesurfaceshouldbeexaminedtoensureitisclean,sound,dryandfreeofanydustandcontaminants.Ensureallepoxyfilledscrewholesaresandedtofinishflushwiththesurfaceofsheettoachieveasmoothfinish.PaintswithalowLRV(lightreflectancevalue)willabsorbmoresolarheatandcouldcausethecomponentsusedinthewalltoexpandandcontract.Thiscombinedwithglossypaintandwettimberusedattheconstructionstagecouldleadtoincreasedchancesoffastenerreadthrough,asiscommonwithanyotherbuildingmaterial.

9 MaintenanceItisresponsibilityoftheSpecifiertodeterminenormalmaintenancerequirementstomaintaintheeffectivenessofbuildingfacade.Theextentandnatureofmaintenancerequiredwilldependonthegeographicallocationandexposureofthebuilding.Asaguide,itisrecommendedthatthebasicnormalmaintenancetasksshallinclude,butnotbelimitedto:

• Washingdownexteriorsurfacesevery6-12months*

• Re-coatingexteriorprotectivefinishes**

• RegularinspectionandrepairifnecessaryoftheFacadepanels,sealants,ButylInsealstripsetc.

• Cleaningoutgutters,downpipesandoverflowpipesasrequired

• PruningbackvegetationwhichisclosetoortouchingthebuildingaswellasensuringtheNZBCgroundclearancerequirementsaremaintainedespeciallywheregardensareconcerned.

• Refillingthecountersunkholeswherethecracksstartappearinginthepaintfilmaroundepoxyfillersorwherefastenerreadthroughbecomessignificant.

*Donotuseawaterblastertowashdownthecladding

**Refertothepaintmanufacturerforwashingdownandrecoatingrequirementsrelatedtoongoingpaintperformance.


10 Product information

10.1 MANUFACTURING AND CLASSIFICATION

TitanandExoTecFacadePanelsareacellulosefibrereinforcedcementbuildingproduct.ThebasiccompositionisPortlandcement,sand,cellulosefibreandwater.ThesheetsareeasilyidentifiedbythenameTitanandExoTecFacadePanelsprintedatregularintervalsonthebackfaceofsheet.TitanandExoTecFacadePanelsaremanufacturedtoAS/NZS2908.2‘Cellulose-CementProductsPart2:FlatSheets’(ISO8336’FibreCementFlatSheets’)standardsinNewZealand.JamesHardieisanISO9001certifiedmanufacturer.TitanandExoTecFacadePanelsareclassifiedTypeA,Category3inaccordancewithAS/NZS2908.2‘Cellulose-CementProducts’.

ForSafetyDataSheets(SDS)visitwww.jameshardie.co.nzorAskJamesHardieon0800808868.

10.2 TITAN FACADE PANELTitanFacadePanelismanufacturedinsizesandpropertiesasoutlinedinTable3.

Thepanelsareclearsealedonbothfaces,alledgesandprimedonfrontface.

Table3TitanFacadePanelProperties

Properties Equilibrium Condition

Thickness 9mm

Approx.Mass 13kg/m2

Length 2400mm,2700mmor3000mm

Width 1190mm

10.3 EXOTEC FACADE PANELExoTecFacadePanelismanufacturedinsizesandpropertiesasoutlinedinTable4.

Thepanelsareclearsealedonbothfaces,alledgesandprimedonfrontface.

Table4ExoTecFacadePanelProperties

Properties Equilibrium Condition

Thickness 9mm

Approx.Mass 14.5kg/m2

Length 2400mmor3000mm

Width 1190mm

10.4 DURABILITYTitanandExoTecFacadePanelsandRABBoard,wheninstalledandmaintainedasperthetechnicalspecification,willmeetthedurabilityrequirementsforcladdingsasrequiredintheNZBCApprovedDocumentB2‘Durability’.

10.4.1 Resistance to moisture/rottingTitanandExoTecFacadePanelsandRABBoarddemonstrateresistancetopermanentmoistureinduceddeterioration(rotting)bypassingthefollowingtestsinaccordancewithAS/NZS2908.2:

• HeatRain(Clause6.5)

• WaterPermeability(Clause8.2.2)

• WarmWater(Clause8.2.4)

• SoakDry(Clause8.2.5)

10.4.2 Resistance to fireTitanandExoTecFacadePanelaresuitableforuseinexternalfacadeapplicationwhere‘Non-CombustibleMaterials’arespecifiedandcomplieswithperformancerequirementsofSection5.4ofC/AS1and5.4.1ofC/AS2oftheNZBC.

RefertoJamesHardieFireandAcousticDesignManualforconstructiondetails.

10.4.3 Alpine regionsInregionssubjecttofreeze/thawconditions,TitanandExoTecFacadePanelsmustnotbeindirectcontactwithsnoworicebuildupforextendedperiods,e.g.externalwallsinalpineregionsmustbeprotectedwheresnowdriftsoverwinterisexpected.

TheTitanandExoTecFacadePanelshavebeentestedinaccordancewithAS/NZS2908.2Clause8.2.3.


11 Safe working practices

WARNING - DO NOT BREATHE DUST AND CUT ONLY IN WELL VENTILATED AREA

James Hardie products contain sand, a source of respirable crystalline silica May cause cancer if dust from product is inhaled. Causes damage to lungs and respiratory system through prolonged or repeated inhalation of dust from product.

Intactfibrecementproductsarenotexpectedtoresultinanyadversetoxiceffects.Thehazardassociatedwithfibrecementarisesfromtherespirablecrystallinesilicapresentindustgeneratedbyactivitiessuchascutting,rebating,drilling,routing,sawing,crushing,orotherwiseabradingfibrecement,andwhencleaningup,disposingoformovingdust.

Whendoinganyoftheseactivitiesinamannerthatgeneratesdust,followJamesHardieinstructionsandbestpracticestoreduceorlimitthereleaseofdust.

Ifusingadustmaskorrespirator,useanAS/NZS1716P1filterandrefertoAustralian/NewZealandStandard1715:2009Selection,UseandMaintenanceofRespiratoryProtectiveEquipmentformoreextensiveguidanceandmoreoptionsforselectingrespiratorsforworkplaces.Forfurtherinformation,refertoourinstallationinstructionsandSafetyDataSheetsavailableatwww.jameshardie.co.nz.

FAILURE TO ADHERE TO OUR WARNINGS, SAFETY DATA SHEETS, AND INSTALLATION INSTRUCTIONS MAY LEAD TO SERIOUS PERSONAL INJURY OR DEATH.

Crystalline Silica is

•Commonlyknownassandorquartz

• Foundinmanybuildingproductse.g.concrete,bricks,grout,wallboard,ceramictiles,andallfibrecementmaterials

Why is Crystalline Silica a health hazard?

•Silicacanbebreatheddeepintothelungswhenpresentintheairasaveryfine(respirable)dust

•Exposuretosilicadustwithouttakingtheappropriatesafetymeasurestominimisetheamountbeingbreathedin,canleadtoapotentiallyfatallungdisease–silicosis–andhasalsobeenlinkedwithotherdiseasesincludingcancer.Somestudiessuggestthatsmokingmayincreasetheserisks

•Themosthazardousdustisthedustyoucannotsee!

When is Crystalline Silica a health hazard?

•It’sdangeroustohealthifsafetyprotocolstocontroldustarenotfollowedwhencutting,drillingorrebatingaproductcontainingcrystallinesilica

•Productscontainingsilicaareharmlessifintact(e.g.anun-cutsheetofwallboard)

Avoid breathing in crystalline silica dust

Safe working practices

NEVERuseapowersawindoorsorinapoorlyventilatedarea

NEVERdrysweep

ALWAYSuseMClassorhighervacuumordampdowndustbeforesweepingup

NEVERusegrinders

ALWAYSuseadustreducingcircularsawequippedwithasawbladespecificallydesignedtominimisedustcreationwhencuttingfibrecement–preferablyasawbladethatcarriestheHardieBlade™logooronewithatleastequivalentperformance–connectedtoanMClassorhighervacuum

Beforecuttingwarnothersintheareatoavoiddust

ALWAYSfollowtoolmanufacturers’safetyrecommendations

ALWAYSexposeonlytheminimumrequireddepthofbladeforthethicknessoffibrecementtobecut

ALWAYSwearaproperly-fitted,approveddustmaskorrespiratorP1orhigherinaccordancewithapplicablegovernmentregulationsandmanufacturerinstructions

Considerrotatingpersonnelacrosscuttingtaskstofurtherlimitrespirablesilicaexposures.

When cutting Titan or ExoTec Facade Panels:

Workoutdoorsonly

Makesureyouworkinawellventilatedarea

Positioncuttingstationsowindwillblowdustawayfromyourselfandothersintheworkingarea

Rotateemployeesacrosscuttingtaskoverdurationofshift

CutproductswithaHardieBladeSawBlade(orequivalent)andadustreducingcircularsawconnectedtoaMClassorhighervacuum

Whensawing,sanding,rebating,drillingormachiningfibrecementproducts,always:

-WearyourP1orhigher(correctlyfittedinaccordancewithmanufacturers’instructions),askotherstodothesame.

-Keeppersonsonsiteatleast2metresandasfaraspracticableawayfromthecuttingstationwhilethesawisinoperation.

-Ifyouarenotcleanshaven,thenuseapoweredairrespiratorwithaloosefittingheadtop

-Wearsafetyglasses

-Wearhearingprotection

-Whenothersarecloseby,askthemtodothesame

MakesureyoucleanupBUTneverdrysweep.Alwayshosedownwithwater/wetwipeoruseanMClassorhighervacuum


Working instructions

HardieBlade™ Saw Blade

TheHardieBlade™SawBladeusedwithadust-reducingsawisidealforfast,cleancuttingofJamesHardiefibrecementproducts.Adust-reducingsawusesadustcollectorconnectedtoaMClassorhighervacuum.Whensawing,clampastraightedgetothesheetasaguideandrunthesawbaseplatealongthestraightedgewhenmakingthecut.

Hole forming

For smooth clean cut circular holes:

•Markthecentreoftheholeonthesheet

•Pre-drilla‘pilot’hole

•Usingthepilotholeasaguide,cuttheholetotheappropriatediameterwithaholesawfittedtoaheavydutyelectricdrill

For irregular holes:

•Smallrectangularorcircularholescanbecutbydrillingaseriesofsmallholesaroundtheperimeteroftheholethentappingoutthewastepiecefromthesheetface

•Tapcarefullytoavoiddamagetosheets,ensuringthatthesheetedgesareproperlysupported

11.1 STORAGE AND DELIVERY

Keepingproductsandpeoplesafe

Off loading

JamesHardieproductsshouldbeoff-loadedcarefullybyhandorbyforklift

JamesHardieproductsshouldnotberolledordumpedoffatruckduringthedeliverytothejobsite

Storage

JamesHardieproductsshouldbestored:

Intheiroriginalpackaging

Undercoverwherepossibleorotherwiseprotectedwithawaterproofcoveringtokeepproductsdry

Offtheground–eitheronapalletoradequatelysupportedontimberorotherspacers

Flatsoastominimisebending

JamesHardieproductsmustnotbestored:

Directlyontheground

Intheopenairexposedtotheelements

James Hardie is not responsible for damage due to improper storage and handling.

11.2 TIPS FOR SAFE AND EASY HANDLING OF TITAN AND EXOTEC FACADE PANELS

Carrywithtwopeople

Holdneareachendandonedge

Exercisecarewhenhandlingsheetproductstoavoiddamagingtheedges/corners


Accessory Size (mm) Material/Appearance Code

Butyl Inseal® Sealing Strip 50mm80mm

50mmwidex12m80mmwidex12m

Black 300534 300535

Aluminium ‘T’ Socket 30002400

82mmx1.2mmx9mm Aluminium 304105 304103

CompressedDrillBit 9mmlongdrillpoint TungstenCarbide 300567

HardieFlex™nail-5kg 60x3.15øx6.8mmøheadsize 316StainlessSteel 302782

HardieFlex™nail-5kg 60x3.15øx6.8mmøheadsize HotDipGalvanised 302784

VentStrip 3mlength PVC 302490

Inseal® 3259 x 1.5mm thick 48mm80mm

48mmx50mRoll80mmx50mRoll

BlackCompressibleFoam

300767 300769

12 Accessories

Table5AccessoriessuppliedbyJamesHardieforTitan&ExotecFacadePanelRainscreen

Accessories/toolsnotsuppliedbyJamesHardie

AccessoriesreferredtointhisspecificationwhicharenotsuppliedbyJamesHardiearesubjecttothecomponentManufacturer’swarranties.ContacttherelevantManufacturerforspecificinformationontheircomponentwarrantiesandinstallationinformation.JamesHardierecommendstheuseofBRANZAppraisedProducts.

Product Description

CountersunkWoodScrewAvailablefromMSLAucklandPhone:(09)8282777StainlessSteel65x10g30x10g(onlyrequiredwhenbattensfixedoverconcrete)HardieFlex™nail40x2.8mmø316StainlessSteel

HardieFlex™nail40x2.8mmøHotDipGalvanised

SikaSikaflex11FCorBostikSealnFlex1TubeFlashingasperTable20ofE2/AS1AsselectedtomeetdurabilityrequirmentsEpoxyFlushSealing(2Part)

CountersunkheadscrewsareflushsealedusingAllnexFairingcreamorsimilarepoxy.

Paints,Primersetc.


13 Details

VariousdetailsoutlinedinthefollowingtableareavailableonPages11to26

Table6Details

Description Figure Page

FramingLayout Figure1 13

RigidAirBarrierLayout Figure2 14

BattenLayout Figure3 15

RainscreenPanelLayout Figure4 16

FoundationDetail Figure5 17

DetailatIntermediateStud Figure6 18

VerticalJointDetail Figure7 19

MidFloorSocketJointDetail Figure8 20

SheetFixingatCorner Figure9 21

Aluminium‘T’SocketJoint Figure10 22

FixingDetail Figure11 23

DrainedFlashingJointDetail Figure12 24

ScrewFixingDetail Figure13 25

ExternalCornerDetail Figure14 26

InternalCornerDetail Figure15 27

ExternalCornerDetail Figure16 28

InternalCornerDetail Figure17 29


Figure1:Framinglayout

10 titan® and exotec® facade panels, rainscreen, Technical SpecificaTion february 2013 neW ZealanD titan® and exotec® facade panels, rainscreen, Technical SpecificaTion february 2013 neW ZealanD 11

600mm 600mm 600mm

Dis

tanc

e be

twee

n flo

ors

Dis

tanc

e be

twee

n flo

ors

125mm nominaldeep nog forsocket joint ifrequired

Framing

Additional nogsrequired

Framing

Additional nogsrequired

Con

cret

e co

lum

n (e

xter

nal c

orne

r)

Con

cret

e co

lum

n (in

tern

al c

orne

r)

Concrete beam / floor

Plan View

Typical stud centres Note double studs at panel joints

Typi

cal n

og c

entre

s80

0mm

max

800m

mm

ax

800m

mm

axap

prox

Titan® and ExoTec® Facade Panel www.jameshardie.co.nz

Scale NTSJune 2009

n_zc-ter-tec-fig1FIGURE 1 - FRAMING LAYOUTfigure 1: framing layouT


Figure2:Rigidairbarrierlayout

12 titan® and exotec® facade panels, rainscreen, Technical SpecificaTion february 2013 neW ZealanD

figure 2: rigiD air Barrier layouT


Figure3:Battenlayout


figure 3: BaTTen layouT

Typicalflashing joint

Typical 18 x 45battens

Typicalsocket joint

Typical mid floorsocket joint

150mm long spacers to facilitate panel fixingslope spacers 5°

125mm longspacers required

at socket joint.Fixed at 300mm

crs max.

50mm long &100mm long

spacers requiredat socket joint.

Fixed at 300mmcrs max.

Tack battens tostuds with

40 x 2.8mmØ

HardiFlex® nails

Plan View


Scale NTSJune 2009

n_zc-ter-tec-fig3FIGURE 3 - BATTEN LAYOUT


Figure4:Rainscreenpanellayout


figure 4: rainScreen panel layouT

2400

mm

typi

cal p

anel

cen

tres

2400

mm

typi

cal p

anel

cen

tres

50

Typical flashing joint

Note: this joint isshown as a socketjoint. Alternatively aflashing joint as Figure8 may be used

Typicalrainscreen panel

Typical socket joint

Mid floor socket joint(optional as reqd)

Typicalrainscreen panel

8

14

11

05

07

06

Plan View

1209

Note: Numbers refer to Figures

15

13

10

1200mmtypical

panel centres

1200mmtypical

panel centres

1200mmtypical

panel centres


Scale NTSJune 2009

n_zc-ter-tec-fig4FIGURE 4 - RAINSCREEN PANEL LAYOUT


Figure5:Foundationdetail


figure 5: founDaTion DeTail


Figure6:Detailatintermediatestud


figure 6: DeTail aT inTermeDiaTe STuD


Figure7:Verticaljointdetail


figure 7: verTical JoinT DeTail


Figure8:Midfloorsocketjointdetail


figure 8: miD floor SockeT JoinT DeTail


Figure9:Sheetfixingatcorner


figure 9: SheeT fixing aT corner


Figure10:Aluminium‘T’socketjoint


figure 10: aluminium ‘T’ SockeT JoinT


Figure11:Fixingdetail


figure 11: fixing DeTail


Figure12:Drainedflashingjointdetail


figure 12: DraineD flaShing JoinT DeTail


Figure13:Screwfixingdetail


figure 13: ScreW fixing DeTail


Figure14:Externalcornerdetail


figure 15: inTernal corner DeTail

figure 14: exTernal corner DeTail


Figure15:Internalcornerdetail





Figure16:Externalcornerdetail





Figure17:Internalcornerdetail





Notes

JamesHardieNewZealandLimited("JamesHardie")warrantsforaperiodof15yearsfromthedateofpurchasethattheTitan™andExoTec™FacadePanel(the“Product”),willbefreefromdefectsduetodefectivefactoryworkmanshipormaterialsand,subjecttocompliancewiththeconditionsbelow,willberesistanttocracking,rotting,fireanddamagefromtermiteattackstotheextentsetoutinJamesHardie’srelevantpublishedliteraturecurrentatthetimeofinstallation.JamesHardiewarrantsforaperiodof15yearsfromthedateofpurchasethattheaccessoriessuppliedbyJamesHardiewillbefreefromdefectsduetodefectivefactoryworkmanshipormaterials.

NothinginthisdocumentshallexcludeormodifyanylegalrightsacustomermayhaveundertheConsumerGuaranteesActorotherwisewhichcannotbeexcludedormodifiedatlaw.

CONDITIONS OF WARRANTY: Thewarrantyisstrictlysubjecttothefollowingconditions:

a) JamesHardiewillnotbeliableforbreachofwarrantyunlesstheclaimantprovidesproofofpurchaseandmakesawrittenclaimeitherwithin30daysafterthedefectwouldhavebecomereasonablyapparentor,ifthedefectwasreasonablyapparentpriortoinstallation,thentheclaimmustbemadepriortoinstallation.

b) Thiswarrantyisnottransferable.

c) TheProductmustbeinstalledandmaintainedstrictlyinaccordancewiththerelevantJamesHardieliteraturecurrentatthetimeofinstallationandmustbeinstalledinconjunctionwiththecomponentsorproductsspecifiedintheliterature.Further,allotherproducts,includingcoatingandjointingsystems,appliedtoorusedinconjunctionwiththeProductmustbeappliedorinstalledandmaintainedstrictlyinaccordancewiththerelevantmanufacturer’sinstructionsandgoodtradepractice.

d) TheprojectmustbedesignedandconstructedinstrictcompliancewithallrelevantprovisionsofthecurrentNewZealandBuildingCode(“NZBC”),regulationsandstandards.

e) Theclaimant’ssoleremedyforbreachofwarrantyis(atJamesHardie’soption)thatJamesHardiewilleithersupplyreplacementproduct,rectifytheaffectedproductorpayforthecostofthereplacementorrectificationoftheaffectedproduct.

f) JamesHardiewillnotbeliableforanylossesordamages(whetherdirectorindirect)includingpropertydamageorpersonalinjury,consequentialloss,economiclossorlossofprofits,arisingincontractornegligenceorhowsoeverarising.WithoutlimitingtheforegoingJamesHardiewillnotbeliableforanyclaims,damagesordefectsarisingfromorinanywayattributabletopoorworkmanship,poordesignordetailing,settlementorstructuralmovementand/ormovementofmaterialstowhichtheProductisattached,incorrectdesignofthestructure,actsofGodincludingbutnotlimitedtoearthquakes,cyclones,floodsorothersevereweatherconditionsorunusualclimaticconditions,efflorescenceorperformanceofpaint/coatingsappliedtotheProduct,normalwearandtear,growthofmould,mildew,fungi,bacteria,oranyorganismonanyProductsurfaceorProduct(whetherontheexposedorunexposedsurfaces).

g) Allwarranties,conditions,liabilitiesandobligationsotherthanthosespecifiedinthiswarrantyareexcludedtothefullestextentallowedbylaw.

h) Ifmeetingaclaimunderthiswarrantyinvolvesre-coatingofProducts,theremaybeslightcolourdifferencesbetweentheoriginalandreplacementProductsduetotheeffectsofweatheringandvariationsinmaterialsovertime.

Disclaimer:TherecommendationsinJamesHardie’sliteraturearebasedongoodbuildingpractice,butarenotanexhaustivestatementofallrelevantinformationandaresubjecttoconditions(c),(d),(f)and(g)above.JamesHardiehastestedtheperformanceoftheTitan™FacadePanelandExoTec™FacadePanelwheninstalledinaccordancewiththeTitan™andExoTec™FacadePaneltechnicalspecification,inaccordancewiththestandardsandverificationmethodsrequiredbytheNZBCandthosetestresultsdemonstratetheproductcomplieswiththeperformancecriteriaestablishedbytheNZBC.However,asthesuccessfulperformanceoftherelevantsystemdependsonnumerousfactorsoutsidethecontrolofJamesHardie(e.g.qualityofworkmanshipanddesign)JamesHardieshallnotbeliablefortherecommendationsmadeinitsliteratureandtheperformanceoftherelevantsystem,includingitssuitabilityforanypurposeorabilitytosatisfytherelevantprovisionsoftheNZBC,regulationsandstandardsasitistheresponsibilityofthebuildingdesignertoensurethatthedetailsandrecommendationsprovidedintherelevantJamesHardieinstallationmanualaresuitablefortheintendedprojectandthatspecificdesignisconductedwhereappropriate.

Copyright2020.©JamesHardieNewZealandLimited.TMand®denotesaTrademarkorRegisteredMarkownedbyJamesHardieTechnologyLimited.

Product Warranty

Ask James HardieTM I Call 0800 808 868 I jameshardie.co.nz

FACADE PANEL

ExoTecFACADE PANEL

Titan

Ask James HardieTM I Call 0800 808 868 I jameshardie.co.nz

Copyright 2020. © James Hardie New Zealand Limited. TM and ® denotes a Trademark or Registered Mark owned by James Hardie Technology Limited.

rainscreen technical specification - james hardie

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