Please contact our webmaster if you find broken links. Building experts consider oriented strandboard (OSB) and plywood to be equally effective as wall sheathing, roof decking and floor underlayment. Plywood weight is determined by the length, width, and thickness of the panel, as well as the wood species and the types and amounts of adhesives, primers, and sealants used to make the plywood. Appearance. They are there to mark what type it is. We also use third-party cookies that help us analyze and understand how you use this website. osb thickness color chart. It usually means different thickness but different manufacturers use different colors, its probably blue..or yellowright ..it notes the thickness of product..blue = 7/16 yellow = i think 1/2 red= 5/8, Your email address will not be published. Because of the manufacturing process, OSB is. Jeff_Clarke | Aug 10, 2008 04:49pm | #18. LP OSB sheathing can be used for wall, roof and flooring applications. Safety is the first order to consider with any project. hKo8 Hurricane clips or framing anchors are required on all rafter-to-wall connections. 2023 Louisiana-Pacific Corporation. Guide describing the requirements by FORTIFIED Home for improving the home's resistance in severe thunderstorms, straight-line wind events, and high winds at the outer edges of tornadoes. The use of different wood species and different proportions of adhesive by different manufacturers can result in weight differences of up to 20% for plywood or OSB panels with the exact same dimensions and product description from one manufacturer to the next, or even for different batches of the same product from the same manufacturer. These high-quality outer veneers serve to help prevent moisture from penetrating the panel. There is no standard definition of the density that an OSB should have. Strands of varying lengths are dried and then mixed with water-resistant resins used as a binder before being pressed into boards. Select the appropriate thickness for wood structural sheathing panels. For instance, while plywood is typically 90% to 95% wood, OSB might only contain 80% wood. Proper installation is even more important in these areas to protect against storm damage. 1/2" OSB vs 7/16" OSB for Wall Sheathing? - Houzz
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