When the homeowners want to decorate the house with hardwood floors, they are often need to choose whether to use a pre-finished or unfinished, hardwood floor. Unfinished oak hardwood flooring is one option to enhance the floor. It has color, beautiful wood grain and strong enough for use in residential areas. The key differences between pre-finished and unfinished hardwood flooring are the ability to customize. For unfinished hardwood, the advantage is that homeowners have more choices in selecting shades of wood stain because the installer will finish it on-site. However, homeowners should consider with the designer in the choice of wood stain to make it compatible with the interior design concept and meet the needs of homeowners at the same time.