LP® TopNotch® Sub-Flooring
Available performance categories from 19/32″ to 1-1/8″
Can be used for residential and light commercial applications
LP TopNotch Sub-Flooring 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 LP OSB products. You may contact LP at 1-888-820-0325 (Toll Free). The APA publications desk number is (253)565-6600 and their extensive literature is available at apawood.org.
Consider LPs other OSB specialty sheathing products designed for wall applications (LP OSB Sheathing, LP LongLength and LP LongLength XL) 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.