Installed Pergo Presto flooring a couple of years ago. A panel was recently damaged, I obtained a new box from Home Depot. After unlocking planks to get out to the damaged one, and opening the box of new ones, I find that the length, width, and locking grooves do not match the existing floor! What do I have to do to get stuff that will fit togather? I do NOT want to have to replace the entire floor! Home Depot folks are clueless, Pergo's website is useless, as is the listed phone number. read full review »