Furthermore the heavily cupped floor cannot flatten down completely.
Water damaged floorboards sand.
The proper way to replace planks in a wood floor takes time and the expertise of a craftsman.
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.
For this you will have to take out the affected planks and replace them with new boards.
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.
This is known as cupping heavy sanding with a drum or orbital sander can reduce the high areas that have been created.
This is called cupping heavy sanding with a drum or orbital sander can actually take down some minor high areas.
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.
Step 3 vacuum or sweep up the sawdust created when sanding down the damaged particleboard.
Whatever the case water damage is an unwanted stressor.
Replacing damaged flooring by weaving in new planks.
If the surface is likely to get wet again apply a waterproofing material and.
The best way to avoid and fix water damage for wood floors is to get them repaired.
Sand water damaged wood flooring.
Sand down the bump in your flooring until it is level with the rest of the floor.
After drying a wood floor you may have some concave or convex floorboards.
Keep in mind that this will require an aggressive amount of sanding in most instances.
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.
Keep in mind your situation when deciding whether a repair or replacement might be best for you.
Post drying you might notice a few concave or convex floorboards.
You may sand refinish and re coat the wood floor to repair water damage but is not a permanent solution.
However heavily cupped wood cannot be sanded down flat.