• Aminimum33/8"widejambdepth(“opening”)mustexistfor
replacementjambliners).
• Iftheexistingwindowsillisnotsquare,levelandplumbinstallation
maybecomplicatedandadditionaltrimworkmaybeneeded.Consider
professionalinstallationassistance.
• Usetheworksheetonpage3torecordmeasurementsforeachwindowto
bereplaced.Useadditionalcopiesasneededformorewindows.
• Recordeachwindow’slocationinthehouseontheworksheetinamanner
thatclearlyidentiesit.
• Ifthereismorethan1/8"deviationwithineachsetofmeasurements,
investigatethecauseandseekprofessionalassistancetocorrectproblems.
• Performallmeasurementsoneachwindowbeforegoingtothenextwindow.
• Individuallymeasureeachexistingwindowtobereplaced.Donotassume
similarlookingwindowsareexactlythesamesize.
• Measureaccurately,tothenearest1/8".
• Measurethewidthbetweenthe
sidejambs(woodsurfacetowood
surface)inthreeplaces:top,middle
andbottom.
• Temporarilyremovejambliners
ifnecessaryandavoidanystops,
weatherstrip,balancecords,
pulleys,etc.
• Recordyourmeasurementson
theworksheet.
• Ifinstallingyourreplacement
windowintoawooddouble-hung
withaslopedsill,verifythatthe
slopeis14°or8°.Recordtheslope
angleontheworksheet.
• Foryourconvenience,wehave
includedatemplateatthebottom
rightcornerofthispagetohelp
youdetermineifyouhavea
standardsillslopeangle.Justfold
orcutthispage(oranothersheet
ofpaper)alongthedashedred
lines.Theangleformedbythe
dashedlinesshouldbethesame
astheangleformedbythesill.
• Slightlyopenbothsashesand
threadthetapemeasurebetween
thesashes.
• Atthetop,measuredirectlyfrom
theheadjamb,avoidinganystops,
weatherstripandliners.
• Atthesill,measuretothetopof
theslopedsillontheexteriorside
ofthelowersash.
• Measuretheheightattheleftside,
middleandrightside.
• Recordyourmeasurementson
theworksheet.
Head
Sill
Wood side
jamb
Wood side
jamb
Interior stop
Parting stop
Exterior stop
Jamb depth
min. 3 3/8"
Measuring
locations
Head
stop
Head
jamb
Upper
sash
Exterior
Edge of
paper
template
Lower
sash
Sloped
sill
Sash
Measure
between
sashes
ThankyouforchoosingaJELD-WENWoodorCladWoodDouble-HungSashReplacementKit.Pleasereadthisdocumentfullybeforebeginning.Consultyour
localbuildingcodeofcialforapplicablecodesandregulations(particularlyregardingminimumegressrequirements).Theinstallationofareplacementwindow
willnoteliminateinstallationormaintenanceproblemswithanexistingwindow.Problemssuchaswooddecayandwaterleaksaroundtheexistingframemust
beinvestigatedandxedpriortoinstallingreplacementsashes.Windows produced to user specied dimensions cannot be returned. Besuretheprovided
measurementsarecorrect.
IMPORTANT INFORMATION MEASURE THE HEIGHT
2
MEASURE THE WIDTH
1
CHECk yOUR SILL ANGLE
3
LAy ALONG TOP OF SILL
LAy ALONG OUTSIDE OF SASH
14°
8°
Sill
Measurement Guide
for Wood/Clad Wood Double-Hung Sash Replacement Kits
(JMI002)
1