Product Specifications

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  • Available sizes: 47-7/8” x 95-7/8” panels (full and scant face)
  • Available performance categories: from 19/32 to 1-1/8*
  • Can be used for residential and light commercial applications
  • LP TopNotch panels are certified by the APA – The Engineered Wood Association – and are manufactured in conformance with U.S. Voluntary Product Standard PS2. Additional information may be found in specific LP product literature and in literature from the APA, whose stamp of quality assurance appears on rated LP OSB products. You may contact LP at [800] 648-6893. The APA publications desk number is [253] 565-6600 and their extensive literature is available at apawood.org.
  • LP TopNotch is ideal for sub-flooring; consider our other OSB specialty sheathing products designed for wall applications (LP OSB Sheathing and LP® LongLength™) and roof applications (LP® TechShield® Radiant Barrier Sheathing).
*Performance category replaces the fractional nominal thickness used in PS2. The Performance Category is consistent with the panel thickness used in the U.S. model building codes.