44+ Grades Of Wood Flooring The Latest. It is very personal choice and will mainly depends on. While the national wood flooring association, or nwfa, has established a grading system, it only applies to certain domestic species.
Wood flooring comes in different grades and those grades differ between unfinished hardwood and engineered.
Select grade is generally considered the highest grade as it has the least color when you are getting estimates from flooring contractors, it's important that they specify what grade of wood they are using. It's also important to remember that each variety of wood is different, and so a #1 common hardwood rated hickory floor will not have the same appearance as a #1 common. It is a solid wood wear layer glued on top of layers of ply. Clear grade exotic wood floors are widely available and in high demand.