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Old 11-24-2014, 04:38 AM   #7
DonandBonnie
Montana Master
 
Join Date: Jun 2006
Location: Madison
Posts: 1,239
M.O.C. #5906
Don't forget that all of the new units are now coming through with 12" I beams instead of 10". That adds 2" that have to be accounted for somewhere.
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