Lot's of factors go into the choice between dual and triple. Off the cuff without knowing all the details I would say it sounds a tad high.
freed1b wrote: ↑Dec 10th, 2016 11:29 pmQuick to the knowledgeable -
Is an 18% increase (~$3000) in the overall cost of replacing windows in a 3300 sqft home (main and top floor - no doors) a reasonable amount for going from a double pain to a triple pain glass - and is it worth doing so. PS the windows are from one of the reputable places mentioned in this thread.