Floors are instaled year around on quality homes and don`t have future
issues if allowed to reach the same humidity as the home. It can take
weeks or more. Only one way to know use a moisture meter. The guy just
wants work now, he is BSn you, so what does he do when it is humid all
summer, Not work? No he has a different line for humid times. Sounds
like he is outa work and needs a job, But does he use a moisture meter
to compare wood to your homes humidity, probably not. Floors need edge
expansion room . Call the floor manufacturer or supplier.