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Clear Grade | Port Orford Cedar

Specifying Clear Vertical Grain Grade Port Orford Cedar (POC) Lumber.

According to the Western Wood Products Association (WWPA), “Clear Grade finish lumber …

…may be ordered when the ultimate in fine appearance is desired. This is the highest grade of lumber produced and many pieces are absolutely clear. Some pieces may have a few minor characteristics which do not detract from their appearance or high quality”. A small number of tight, very small knots in a piece is not unusual on this grade.

Other Available Board Grades

Note: all pictures are meant for a general grade description.  If you want to see a more defined grade image, please let us know.  We can email you pictures and grade rules.

clear vertical grain port orford cedar grain sample icon C and Better grain POC sample icon D and better clear grain icon SELECT TIGHT KNOT ICON knotty grade port orford sample icon

  • cv – Clear Vertical Grain – Pieces may exhibit a few minor characteristics which do not detract from their high appearance and quality. Limiting provisions include: very light torn grain, very light skips on the non-graded face and very light warp.
  • c – C & Better Clear – Pieces of this grade are of sound wood.Ý Most pieces are entirely clear or have only a few unimportant characteristics such as: medium stained sap wood , short splits in not more than 5% of pieces , small pitch streak or a smalPieces of this grade are of sound wood.
  • d – D and Better Clear – This grade accounts for pieces of lumber having one or more characteristics which are of such size and number that the piece is not of C & BTR grade. Medium pitch streaks, limited pin holes, hit and miss skips, two knots approximately 1″ or their equivalent.
  • tk – Select Tight Knot – The basis for this grade are the knots, burls and naturally occurring markings which are of fairly uniform distribution and add to the decorative character of the piece. Sound, tight knots: star checked and/or slightly chipped knots permitted.
  • bt – Standard and better – The visual quality takes precedence over the structural integrity of a particular piece of lumber. grain density, coloration and clarity of the exposed face is key to selection.
  • See other available grades…
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