Description
Flanges are MSR 2×3’s and 2×4’s. Webs are OSB, and all are classified as Exposure 1 or Exterior and are 3/8” in thickness or greaterr. Often described as a 20 ft, 2-1/2 x 12 (nominal sizing), this product typically measures 2-1/2 in thick by 11-1/4 in wide. Appearance notes: No Surface Characteristics.






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