Oak Hardwood Grades
All oak grades are classified under the european standard.
Oak hardwood grades. Explore the use of the common grades to achieve the most value considering lumber cost and yield. Especially pertaining to oak hardwood flooring the 3 most commonly used grades are. 3b common is the lowest. Its average board length is 3 feet.
Fas is the highest and no. Each grade has its own particular characteristics and appearance. This material is free. Select 1 common and 2 common which is also known as rustic grade or builder s grade.
It was a more generalized post about the overall grading system of hardwood floor. For complete details the grading rule book can be purchased from the national hardwood lumber association. There are eight hardwood lumber grades in widespread use today. We had written a post on the different grades of hardwood in the past.
Select oak has more color variation and more natural character marks such as small knots. The different grades of red oak hardwood. Since oak floor is the most popular hardwood choice for a vast majority of the. Clear nofma oak is very uniform in color with very few small character marks.
Almost all boards sold for hardwood flooring in the u s. The upper grades of tongue in groove red oak flooring are divided into clear and select grades. The common grades are likely to be most suitable for the cabinet industry most furniture parts and flooring. Are graded according to standards originally laid out by the national oak flooring manufacturers association nofma to help create consistency in the quality of oak flooring in the u s.
Under grading rules developed by nofma there are four levels of oak flooring. In short the higher grades of lumber have more large clear area than the lower grades. These grade can look like this. Clear select no 1 common and no.
However there are terms that are sometimes used such as character grade for species such as hickory and maple. Clear red oak is the best quality and most expensive red oak tig on the market. In this post i thought it was necessary to be a bit more specific. Q b a.