Hello, I have about 1500sq ft of hardwood floor that is in good condition but looks "dirty" i have been trying to find a cleaner store bought or homebrew that really works to clean it back to the not so dingy looking i'm hoping not tohave to sand it becuase of the old markings that have been on it for 75+ years(hand painted) shuffleboard!any help links brands would be a great help. daddywoofdawg@hotmail.com