What Is A Proprietary Grade Of Hardwood Flooring

In actuality much of the unfinished solid wood flooring from the united states and canada follow the grading rules from one of those associations.

What is a proprietary grade of hardwood flooring.

The people who created the grading system nofma do not consider quality to be a factor that differs throughout the different grades although many installers and contractors would beg to differ. Domestic hardwood flooring grades. This is meant only to give a general idea of each grade and not intended to be a complete list of all aspects of the grade. Select grade hardwood flooring is top of the line in terms of both appearance and in terms of cost and comes from the heart of a tree.

Almost all boards sold for hardwood flooring in the u s. 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. The tongue interlocks with the groove to fit the boards together. This grade of solid hardwood is what our flooring professionals always recommend installing.

The natural wood construction makes it easy to sand down and refinish as time goes on. He opens a box and explains how to pick. Solid hardwood floor planks are made with a tongue and groove edge locking method which makes it easy to join the planks together and make a strong joint. Carlisle s proprietary wood flooring grades reflect the aesthetics of the floor rather than the grade of the lumber.

Among the many qualities that influence the appearance of any particular hardwood flooring is the grade of the wood. Most wood flooring grades deal with the aesthetics of the floor not the serviceability. One of the advantages of solid construction is that most 3 4 thick solid wood floors have about 1 4 or 6. Because of this the wood s sap content is very low which results in very uniform color very few knots and the smoothest finish of any grade wood.

Hardwood flooring grades introduction grading by visual means is simply a sorting process based on the size and number of features present in the boards. One side of the board has a tongue and the other has a groove. See an example below of carlisle s hickory hardwood flooring grades. For a more complete description please see actual products.

Below is a general description of grades for other domestic species such as walnut hickory maple ash and american cherry. Every board is sawn from the first 40 of a tree and cut only from mature timbers that have grown in the best climates. Hardwood flooring is an often sought after flooring especially for more traditional or historic homes.