Sand the water damaged area with a medium grit sandpaper by hand or by using an electric sander until the spot is flush with the dry areas.
Water damaged floorboards sand.
Sand water damaged wood flooring.
This works best for warps that come from humidity or a water spill rather than from a leak that originated below your flooring.
Whatever the case water damage is an unwanted stressor.
Sand water damaged wood flooring.
This is known as cupping heavy sanding with a drum or orbital sander can reduce the high areas that have been created.
If your water damaged flooring dried quickly and was minor in scope you may be able to repair it.
Finish sanding with a finer grit.
Keep in mind that this will require an aggressive amount of sanding in most instances.
After drying a wood floor you may have some concave or convex floorboards.
For this you will have to take out the affected planks and replace them with new boards.
However heavily cupped wood cannot be sanded down flat.
Post drying you might notice a few concave or convex floorboards.
Fixing the water damaged floor by replacing damaged flooring.
The first method to fix a warped floor is to sand it.
If the surface is likely to get wet again apply a waterproofing material and.
Furthermore the heavily cupped floor cannot flatten down completely.
You may sand refinish and re coat the wood floor to repair water damage but is not a permanent solution.
This is called cupping heavy sanding with a drum or orbital sander can actually take down some minor high areas.
Sand down the bump in your flooring until it is level with the rest of the floor.
Replacing damaged flooring by weaving in new planks.
The proper way to replace planks in a wood floor takes time and the expertise of a craftsman.
Step 3 vacuum or sweep up the sawdust created when sanding down the damaged particleboard.
Keep in mind your situation when deciding whether a repair or replacement might be best for you.