didn't actually measure all seemed level out of the 1600 sq ft 1 sq ft isn't bad. It isn't that bad it is just in a place where you walk all the time, didn't know if you can put something under to stiffen it up or not
I am laying about 1600 sq ft laminate on concrete basement floor I found a place maybe a sq ft that feels spongy and can see the laminate flexing when stepping on it is there anything to do for this spot I can remove planks back to this spot. Also some of my expansion joints tightened up...