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50 in.
max.
Figure 1
50 in.
max.
24”
26” Maximum
Unequal Pier Heights
Homeswithunequalpierheightsarelimitedto50”maximumpierheight.Thedifferencebetweenthetallerpier
andtheshorterpiercannotexceed26”.
Figure 2
Maximum Pier Height
Vector Dynamics Foundation Systems may be used on single section homes in Wind Zone I which require pier
heights(fromsurfaceofVectorpadstotopofconcreteormetalpier)nottoexceed50inchesunderoneor
bothmainrail(s).NotethatagroundanchormustbeusedateachVectorsystemlocationwherethepierheight
exceeds 24 inches for single section homes. On multi-section homes in Wind Zone I, an anchor must be used at
eachVectorSystemlocationwithpierheightsabove46”withthefollowingexception:doublesectionhomesthat
are24’wide,inWindZoneI,haveamaximumpierheightwithoutanchorsof38”.Seepage13fordouble
section home high pier set instructions.
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