First off you need to identify the areas where the floor is bowing to figure out where the floor is butting against the perimeter.
Floor is bowing up.
Because soil shifts and house frames settle there is usually a slight variation in floor level.
Another important part of installation is the expansion gap.
How to repair a hump in the floor.
How to fix bowed floors.
Bowing or warping of floor boards can occur for several reasons.
A moisture barrier is a thin sheet of polyethylene that is laid between the subfloor and the hardwood.
The higher quality the material the less likely it is to buckle due to moisture.
If you have a noticeable hump in the floor however something.
If water has seeped into the boards they may swell against one another which can cause the bow.
You have to figure out the reason why it s bowing as well.
The flooring should be installed leaving a gap of 1 4 inch to 1 2 inch around the perimeter of the room.
Check the humidity level of the room and use a dehumidifier if the air is too moist particularly depending on the time of the year.