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4x8' - 7/16 4x8' - 7/16" OSB

4x8' - 7/16" OSB

McCoy's Part #: 021003
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Product Information

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OSB Sheathing is a cost-effective alternative engineered to meet the same performance standard as plywood but won’t cup or warp as easily.


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  • Comes pre-marked with nailing lines to make installation faster
  • Made with low-emitting resins for improved indoor air quality
  • Every fiber is coated in resins to enhance moisture resistance
  • Manufactured to ensure consistency
  • OSB panels are certified by the APA (Engineered Wood Association aka American Plywood Association)
  • Roof, wall and two-layer floor applications
  • Strands in the outer faces of the panel are along the long axis for strength
  • 4' x 8' sheet
  • 24/16 span rating
  • Max spacing of supports 24" for roof, 16" for floor
  • Exposure 1
  • Resistant to weather during construction delays, but not for permanent exterior exposure


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Category OSB Structural Panels Nominal Size (W x L) 4' x 8'
Thickness 7/16"


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