Like all organic materials, wood changes color when exposed to the elements, including light. This is due to the process of oxidation, which simply cannot be prevented. Exposure to light is usually the biggest culprit causing discoloration in hardwood floors.
Can you fix faded wood floors?
https://www.youtube.com/watch?v=hnx8POFlvT8
How do you get GREY out of hardwood floors?
- Lightly sand the surface with a 120 grit sandpaper (do not use steel wool)
- Remove dust.
- Spread a uniform coat using a brush or a stain applicator.
- Allow 5-10 minutes for the coat to dry. ...
- Apply any of Finite's finishes to protect the surface.