Div. B › Part 9 › 9.3 › 9.3.2 — Lumber and Wood Products

9.3.2.4 — OSB, Waferboard and Plywood Marking

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(1) OSB, waferboard and plywood used for roof sheathing, wall sheathing and subflooring shall be legibly identified on the face of the material indicating,
(a) the manufacturer of the material,
(b) the standard to which it is produced, and
(c) that the material is of an exterior type.
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