Soak it in the hydrogen peroxide.
Black dots on hardwood floor.
Its 38 year old oil poly had been sanded off and the red oak had been coated with waterborne urethane finish.
Add two to three drops of a tetrachloride containing dry cleaning spot remover to black spots.
Unlike white water stains residing on the very surface of the hardwood floor dark stains require more steps and products in order to restore the beauty of the wood.
Prepare a 50 50 solution.
Wipe the spot remover off the hardwood floors with a damp cloth.
Grime and dirt can tarnish your wood finish to something black if you are not cleaning on a regular basis.
Scrub the spot remover with a soft bristled scrub brush for several seconds.
As i searched for more information on this problem all i could find were vague references to metal shavings common on hardwood floor projects due to contractors sharpening scrapers over the floor causing black spots with waterborne finish but nothing explained when how or why this occurred.
Growth of molds on hardwood floor caused by moisture can also destroy the beauty of your hardwood floor.
Ceiling leakage could also be leading drips of water to your floor and no sooner you realize a black stain is already formed.
Wipe away mold and mildew spots using a solution of one quarter cup of bleach mixed with one cup of water.
How to get black spots out of wooden floors step 1.
Soak a clean cloth or tea towel in vinegar and and gently rub the affected area and allow to dry.
Measure a small amount of hydrogen peroxide and pour it in a plastic basin or plastic container.
How to remove black spots from hardwood floors.
The floor i was dealing with was 740 square feet of red oak flooring.