OSB for Roofing. commercial applications. When they are used in roofing, OSB can retain heat and water perfectly. Jerry J. OSB industry evolved from the waferboard industry in the late 1970s as technology and investors caught up with the concepts of waferboard, flakeboard, and oriented strand-board. The classifications are based on material composition as well as the durability of the adhesives utilized in the manufacturing process. The sheathing and flooring OSB products used in this study were from major OSB producers in North America. What does OSB stand for? It comes in a variety of finishes made to resemble various hardwoods and stucco surfaces. Click to add item "7/16 x 4 x 145 1/8 OSB Oversized Wall Sheathing" to the compare list. Shop osb and a variety of building supplies products online at Lowes.com. 7/16 Cat PS2-10 OSB Sheathing, Application as 4 x 8. Like plywood, it is widely suitable for use as a structural board… These layers are bonded using wax and resin. Failures may occur as point loads or fractures if water damaged OSB is, for example, in use as roof sheathing in an area subject to snow loads. Our OSB sheathing photo above shows fire retardant treated plywood roof sheathing and below, OSB sheathing the roof of a multi-unit condominium building. With its cross-hatched flakes of wood arranged perpendicular to each other, OSB does have many good features and it is widely used and accepted within the building and remodeling industry for qualities such as … An OSB plant can easily adjust to make longer boards, while plywood producers are limited by tree sizes. Plywood and OSB are generally considered to have the same load strength. OSB, even OSB manufactured with waxes and preservatives intended to protect it from moisture, will in our experience ultimately show delamination or feathering or "frizzing" when left exposed to the weather. Compare; Find My Store. • LP OSB Structural 1 panels have superior maximum live load over standard OSB when installed with the long axis parallel to the struc-tural supports. Oriented strand board (OSB) is an engineered wood panel product made of resin-bonded wood strands or flakes. Oriented strand board was created in the late 1970s as inventors extended the use of waferboard. There is a vital difference between Plywood and OSB panels and sheathing that are classified as Exterior and Exposure 1. 7/16 in. Although oriented stranded board (OSB) has similar uses to plywood, it has a much coarser finish. Species included aspen, pine and other hardwood. Wickes General Purpose OSB 3 Board - 18mm X 1220mm X 2440mm (466) £22.50. (Accessed 12/17/08) http://www.umass.edu/bmatwt/publications/articles/osb_vs_plywood.html, Green Roofs And White Roofs: Low Tech Ways To Save Tons Of Energy, Information about the device's operating system, Information about other identifiers assigned to the device, The IP address from which the device accesses a client's website or mobile application, Information about the user's activity on that device, including web pages and mobile apps visited or used, Information about the geographic location of the device when it accesses a website or mobile application. A viable alternative to plywood, this OSB Board is engineered to prevent any cupping, warping or splitting. Oriented strand board, or OSB, is a functional board, not a finish board. Panel Grade – The panel grade can be either RATED SHEATHING or STURD-I-FLOOR. OSB (oriented strand board) is similar to plywood and used primarily for subfloors, covering exterior wall studs and roofing. The resins included both phenol formaldehyde (PF) and diphenylmethane diisocyanate (pMDI). Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. Consistent. 'Oriented Strand Board' is one option -- get in to view more @ The Web's largest and most authoritative acronyms and abbreviations resource. Other chemical binders may be used in OSB products, and the OSB sheathing surface may have a wax coating to improve water resistance of the product. In an OSB panel the two exterior surface layers of wood strands are oriented parallel to the long axis of the panel. Our main website topics listed at page top or at the MORE READING links at the bottom of this article provide in-depth, un-biased, expert information on building defect inspection, diagnosis, & repair. First off, OSB stands for Oriented Strand Board and it’s formed out of compressed layers of wood strands with adhesives (wax and synthetic resin). And OSB is available in 4 x 9-ft. sheets, which means you can sheathe an 8-ft. tall wall and the joists below with a single sheet. Shop osb and a variety of building supplies products online at Lowes.com. Compare Click to add item "7/16 x 4 x 145 1/8 OSB Oversized Wall Sheathing" to the compare list. Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. Testing Board Normal Thickness Species Resin No. See Sized for Spacing (plywood) and Sized for Spacing (OSB). Oriented Strand Board. In the interior OSB panel layer or "core layer" strands are oriented either randomly or across the short axis of the OSB panel. OSB Stands For: All acronyms (167) Airports & Locations (2) Business & Finance (3) Common Government & Military (17) … 5 Answers. ZIP System. OSB (oriented strand board) is similar to plywood and used primarily for subfloors, covering exterior wall studs and roofing. Developed in the 1980's, oriented strand board is an engineered wood product in which strands and flakes of wood are cut from straight, low-knot small-diameter logs, usually aspen or white birch. What does Oriented Strand Board mean? Like any wood product, OSB is prone to decay when conditions are optimal for fungal growth. The mat is formed in a forming line. For OSB we have found 167 definitions. The rating stamps for plywood and oriented strand board (OSB) lumber are provided. Below is a cedar OSB product used in construction of cedar-lined closets, a less costly alternative to solid wood cedar planks traditionally used for that purpose. x 8ft. Please look for them carefully. Application Guide. It is ideal for use in residential and light commercial construction, with the span, impact resistance and uniformity to keep your jobs running smoothly. The edges tend to swell when they get wet and remain swollen even after drying out. While it is a widely used acronym, specifically for ocean groups and religious organizations, for our purposes OSB stands for oriented strand board. Testing Board Normal Thickness Species Resin No. OSB: Floor Covering vs. Subfloor Floor covering (or finish floor) is the term for the topmost, eventual floor- … The side and top edge with the door handle and lock adjacent is painted the same colour as the side of the door of the room it opens into. There is a vital difference between Plywood and OSB panels and sheathing that are classified as Exterior and Exposure 1. OSB panel products give engineers, designers, specifiers and builders a broad array of choices for use as subfloors, combination floors, wall and roof sheathing. Oracle Service Bus. Model #660663. "About OSB." OSB. Definition. Oriented Strand Board Oriented Strand Board (OSB) is a material Oriented Strand Board (OSB) is a material with high mechanical properties that make it particularly suitable for load-bearing applications in construction. We form the layers by shredding wood and then joining them together with adhesive. Sku # 1242750. The design and content found at InspectAPedia.com® are © Copyright protected, All Rights Reserved. Table 1. And OSB is available in 4 x 9-ft. sheets, which means you can sheathe an 8-ft. tall wall and the joists below with a single sheet. To plywood, with opposing-orientation of wood strands oriented in a cross-layered and. Party quality control nonprofit trade association that represents US and Canadian manufacturers of engineered. Wall studs and roofing prone to decay when conditions are optimal for fungal.. 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