This is called cupping heavy sanding with a drum or orbital sander can actually take down some minor high areas.
Water damaged floorboards sand.
Sand water damaged wood flooring.
The best way to avoid and fix water damage for wood floors is to get them repaired.
After drying a wood floor you may have some concave or convex floorboards.
If your water damaged flooring dried quickly and was minor in scope you may be able to repair it.
The proper way to replace planks in a wood floor takes time and the expertise of a craftsman.
The first method to fix a warped floor is to sand it.
This is known as cupping heavy sanding with a drum or orbital sander can reduce the high areas that have been created.
Whatever the case water damage is an unwanted stressor.
For many water damaged wood floors the best way to repair the damage is to eliminate and replace the affected boards and then to refinish the entire floor.
You may sand refinish and re coat the wood floor to repair water damage but is not a permanent solution.
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.
Finish sanding with a finer grit.
However heavily cupped wood cannot be sanded down flat.
Keep in mind that this will require an aggressive amount of sanding in most instances.
Fixing the water damaged floor by replacing damaged flooring.
Sand water damaged wood flooring.
Furthermore the heavily cupped floor cannot flatten down completely.
Post drying you might notice a few concave or convex floorboards.
Replacing damaged flooring by weaving in new planks.
For this you will have to take out the affected planks and replace them with new boards.
Keep in mind your situation when deciding whether a repair or replacement might be best for you.
If you ve experienced widespread severe damage replacement may be the only option.
If the surface is likely to get wet again apply a waterproofing material and.