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| The Northeastern Lumber Manufacturers Association grade stamp, in accordance with Voluntary Product Standard 20, contains five elements that aid the consumer in identifying the manufacturer, grade, species, moisture content and certification.
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D & Better Select (64k)
- One sound, tight pine knot (max 1/2") per surface foot
- Well spaced knots, more clear wood
- Used for natural or stained finishes, fine woodworking or interior trim
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Finish (65k)
- Fine appearance; knotty grade
- Sound tight knots, no holes
- Material may be stained to show natural highlights or used to give a fine, smooth painted surface
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Premium(61k)
- Good knotty appearance
- Used where slightly rougher natural appearances are desired
- Material may be stained to show natural characteristics or smooth painted surface<
- Wane is acceptable, but must be on the reverse face
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Standard (58k)
- May be used where a coarser, rustic decorative appearance is desired
- A highly serviceable grade, used mostly for construction purposes
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Industrial (57k)
- The lowest common board grade; allows large characteristics as long as the full length of the board is usable
- Any characteristics which seriously weaken the board for reasonable handling will not be allowed
- Generally used in rough construction, where strength and appearance are not of primary importance
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