Wooden Floor Rising Up

Hardwood floors can lift when the nails holding them aren t secure or there aren t enough of them.
Wooden floor rising up. Picture a typical wooden floor plank. The persistent squeaking can be annoying and if you. Although sealed with a protective coating hardwood floors can still absorb moisture. How to fix hardwood floors that are lifting.
Wood is a porous material that expands and contracts naturally depending on the humidity levels in the air around it. If the edges along the entire length of the plank curl up and the middle sinks down that s cupping. Could you explain to me why this is. Up until recently my eng wood floors looked great with a smooth surface and sat perfectly flat and solid onto of the cement.
Solid wood flooring takes in moisture when there is a high level of humidity in the air and then the flooring lets that moisture go when the humidity in the atmosphere reduces again. The skirting this problem is. Warping and cupping are the two main types of floor damage and each cause varying degrees of deterioration. It is a floating floor so not pinned or glued.
However very recently i have noticed that a section of the wooden floor has started to rise up at the seam between the boards creating an uneven surface. Im having an issue with my engineered wood floors which were installed in my condo almost 5 years ago on top of the original cement floors which were already 20 years old. Lifting often occurs due to improper installation of your flooring or because of excess.