what width should floor planks be
11 Comments. Wide Plank Flooring has been in fashion for some time now. A plank floor refers to a board width wider than 3â³. Anything less than 3â³ wide is strip flooring. There are many reasons for wanting wide plank flooring. Itâs beautiful and itâs not the run of the mill commodity product that you get from some all inclusive flooring box store. But wide plank doesnât always work.