*RESOLVED* effected areas re-worked and secured

Floor in two room has some sort of damage and have expanded (suspect water when building ) edges blow and joins expanded and risen. Floor now uneven and noisy. ( spotted during our pre move visit as it looked like a rolling wave effect.
Ignorance is bliss for Avant and carpets were laid on top before we moved in.
reported after move in and no one has ever responded. no actions taken by Avant.