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Most boards are sold using the quarter (1/4) system, where four 1/4” increments make up an inch. Therefore “4/4 rough” equals 1” thick, 5/4 equals 1-1/4” thick, 8/4 equals 2” thick, etc.
Most boards are sold using the quarter (1/4) system, where four 1/4” increments make up an inch. Therefore “4/4 rough” equals 1” thick, 5/4 equals 1-1/4” thick, 8/4 equals 2” thick, etc.
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