How to Guide

• Conrmtheexistingwindow
issquarebymeasuringboth
diagonals.Ifthetwodiagonal
measurementsdifferbymorethan
1/4",anout-of-squareadjustment
inthewidthofthewindowmust
bemade.
• Theadjustmentisdeterminedby
creatingaplumbline(usingalevel)
fromeachcornertothesillorhead.
Usingaplumblinethatfallswithin
thewindowopening,measurethe
outofsquareadjustment.
• Subtractthismeasurementfrom
thesmallestwidthmeasurement.
Recordthisadjustedwidthasthe
smallestwidth.
Adjustment
Measuring
locations
Head
Sill
CONFIRM SQUARENESS OF EXISTING WINDOW
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ADDITIONAL OPTIONS TO BE CONSIDERED
Bepreparedtodiscussthefollowingaboutyourorderwithyourdealer:
• ExteriorFinish:
• ExteriorCladColor
• NaturalorPrimedExterior
• Sizing
• JambLinerColor
• GrillePatterns
• EnergyEfciencyRequirements
• BuildingCodeRequirements
Measurement Guide
for Wood/Clad Wood Double-Hung Sash Replacement Kits
(JMI002)
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