THIS FLOOR MAY WORK WELL FOR SOME PEOPLE BUT FOR THOSE WHO HAVE BIG ROOMS WITH EXTREMELLY HEAVY FURNITURE STAY AWAY FROM THIS PRODUCT IT WILL BUCKLE IN TIME AND RE-BUCKLE AS TIME GOES AND IT DOES NOT MATTER THAT YOU LEAVE 1/4" OR 3/8" GAP BETWEEN WALL AND PERGO FLOORING. THIS IS NOT MENTIONED TO CONSUMERS BUT IT IS A FLOATING FLOOR AND HEAVY FURNITURE IS HEAVY FURNITURE YOU NEED TO GET NAILED DOWN FLOORING.