If they consistently roll to the same side that side is lower than the rest of the floor.
How to flatten a floor.
When nailing down a wood floor the subfloor should be flat to within 1 4 in 10 or 3 16 in 6.
Start by using a circular saw to resaw any tight joints where the plywood or osb panels meet says boone.
Spread it over the entire surface of the floor with the push broom and apply downward pressure to work it into the pores of the concrete.
On new construction the first step according to moore is to call the builder and tell him to flatten the floor given an older structure or an uncooperative builder then what.
Drop a few marbles onto the floor in various areas around the room and then watch them roll.
It is the responsibility of the flooring installer to assess and address substrate flatness before installation.
Installation of a wood floor over the subfloor insinuates acceptance by the flooring installer.
From the french doors it slopes up a further 3cm to the middle of that area and then is flat for the rest.
Make sure to smooth out any puddles of primer to end up with an even coat.
Many refinishers fit a.
Cut slots in the concrete close together with an angle grinder and diamond blade knock off the little ridges you have just created and then either flatten with a cup grinder or level up with compound.