Installation Guide

IMPORTANT Read and understand all storage and installation instructions before siding application.
PANEL SIDING – SHIPLAP AND SQUARE EDGE
7/16" Panels include: Sturdy Panel, Square Edge, 3/4" Channel and Reverse Board & Batten (RB&B)
1/2" Panels include: Adobe Shiplap, 808 and Square Edge
2
FIG. 1
Warranty Requirements
• ThetermsoftheLimitedWarrantyrequirestrictcompliancewiththe
installationinstructions.Theseinstructionsaresupplementaltoapplicable
localbuildingcodesandstandardbuildingpractices;compliancewith
themoststringentoftheseisrequired.Architecturaldesigns,plansand
specificationsmustcomplywiththeseinstructions.
• All deviations from the installation instructions must be
pre-approved in writing by The Collins Products LLC Product
Performance Manager.
Proper Storage
• Storesidingflatandsupportitonstringerstoavoidsaggingandcontact
withtheground.
• Sidingmustbecoveredandprotectedfromtheelements.
• Allowsidingtoacclimatizetolocalconditionspriortoinstallation.
Construction Essentials
Thestructuremustbeconstructedtomeetapplicablelocalbuilding
requirements,HUDminimumpropertystandardsorHUDmanufactured
housingconstructionandsafetystandards.
Panelsidingdoesnotprovideshearstrength.
A. FRAMING
• Framingmustnotexceed16"oncenter(o.c.)onanyTruWood
panel product.
• Althoughnotrecommended,where24"o.c.verticalframingisused,
wood-basedsheathingisrequired.Followproduct-specificnailing
pattern (see Fig 4).Nailtoframing24"o.c.withintermediate
nailing12"o.c.tosheathingwitha6dgalvanizedringshanknail
orequivalent.Thiseffectivelycreatesa12”o.c.nailingschedule.
B. SHEATHING
• Sheathing is required for all siding products.Recommended
sheathingisaminimumof7/16"OSBor1/2"exteriorgradeplywood.
• Foamsheathingorothercompositesheathingmaybesubstituted.Collins
Productswillnotberesponsibleforproblemsrelatedtocrushingofthe
foamduringoraftersidingapplications,ormoistureaccumulationinthe
wallcavity.
C. VAPOR BARRIERS, VENTILATION AND
MOISTURE CONTROL
• Roofs,gutters,rooftowalltransitions,windows,doors,decksand
attachmentsshallbedesigned,flashedandinstalledtoprevent
moistureentryintothesidingorwallcavityoraccumulationof
wateragainstthesidingotherthanambientmoisture.
• Acontinuousvaporbarrierrated1permorlessisrequiredacross
theinteriorsideofallwallstobesided.Examplesinclude6mil
polyethyleneandkraft-backedorfoil-backedinsulationstapledtightly
tothefaceorsidesofthestuds.See Fig 5.
• Avaporbarrierrated1permorlessmustbeinstalledbetweenthe
woodsill,woodframingandthefoundationwall.
• Avaporbarriergroundcovermustbeusedincrawlspaces.
• Crawlspaces,atticsandlivingspacesmustbeventilatedatleastto
theminimumspecifiedinHUDstandards.
Proper Installation
A. FASTENING
• Usecorrosionresistant8dboxheadnailswithaminimumhead
diameterof1/4"(10%variance).
• Allpanelproductsrequirethatbothverticalandhorizontaljoints
belocatedonframingandnailedinaccordancewiththefastening
scheduleonpage4.
• Nailsmustpenetratewoodframing1-1/2."See Fig 1.
• Avoidcountersinkingnailsorrupturingthesurfaceofthesiding.
Ifcountersinkoccurs,caulknailpriortopainting.See Fig 1.
• Fastenfromendtoendorcentertoendtoavoidinternalstress.
• Forsidingusedassoffitmaterial,thesidingmustbenailed12"or
16"o.c.intotheframing.
• See TruWood
®
product guidelines on page 4 for specific
nail spacing instructions.