SYP S4S No. 4 Grade Boards
This grade admits pieces below No. 3 which can be used with limited waste as described by the grading agency rules. No. 4 is the worst grade pulled for grade at board mills.
This grade admits pieces below No. 3 which can be used with limited waste as described by the grading agency rules. No. 4 is the worst grade pulled for grade at board mills.