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Web Page Title or Product/Service Name: Douglas Fir Douglas Fir Grades C Select Vertical Grain contains infrequent, very small, sound tight knots. (90% +clear) 75 % of board has vertical grain of 45 or better. Occasional signs of previous use. D Select Vertical Grain has occasional tight knots and signs of previous life. 65% of width of board face has vertical grain of 45 or better. Infrequent slight surface checking evident. D Select is the same as D Select Vertical Grain (above) but no restrictions on grain orientation. #1 Common has sound tight knots and occasional signs of previous life. No restriction on mixture of flat sawn and vertical grain. Slight surface checking evident. |
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