How To Scratch And Recoat A Wood Floor With Polyurethane
If the polyurethane finish on your wood floor is dull and in need of repair, then you should act quickly. The longer you wait, the more the poly finish will wear away. This is problematic because it can cause the floorboards to age prematurely. The stain on the wood might wear off in sections if it's exposed. If this happens, then you will have to strip the entire floor and stain it afresh.