Blue Ribbon® oriented strand board (OSB) Rated Sheathing is an engineered wood structural panel used in wall and roof sheathing applications.The product is made of compressed wood strands arranged in three perpendicular layers and bonded with phenolic resin.
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An excellent choice for roof deck and wall sheathing, Blue Ribbon OSB Rated Sheathing is available in span- and exposure-rated sheathing thicknesses from 3/8" to 3/4", and is span rated for application with 8' axis perpendicular to rafter and wall studs.
All Blue Ribbon® OSB panels are span-rated and Exposure 1 rated for protected construction applications that require the ability to resist moisture during construction delays. An exclusive blue-edge coating helps reduce moisture absorption.
Installation instructions for APA stamped product:
APA Engineered Wood Construction Guide - Walls (PDF:1.2MB/21pgs)
APA Engineered Wood Construction Guide - Roofs (PDF: 1MB/15pgs)
MSDS #31A: Wood and Wood Products (85KB/6pgs)
Blue Ribbon® OSB Rated Sheathing is now available in 9' and 10' lengths - and custom panels up to 26’ .