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. Wickes General Purpose OSB 3 Board - 11mm x 1220mm x 2440mm (502) £18. Wickes General Purpose OSB 3 Board - 18mm X 1220mm X 2440mm (466) £22.50. 7/16 in. 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. It is not usually stained or painted, but that doesn’t mean that it can’t be done. Blue Ribbon® OSB sheathing panels contain no core voids, knots or splits and provide a quality base layer for wall and roof sheathing applications. We reserve the right to list or not list individuals or companies and to provide notice of consumer compliments or complaints. OSB or oriented strand board is a versatile and durable building board. The design and content found at InspectAPedia.com® are © Copyright protected, All Rights Reserved. Sturd-I-Floor indicates a sub-floor end use. OSB. OSB panel products give engineers, designers, specifiers and builders a broad array of choices for use as subfloors, combination floors, wall and roof sheathing. Shop osb and a variety of building supplies products online at Lowes.com. 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. OSB has the appearance of giant cornflakes pressed together to form structural panels in sizes similar to plywood, such as 4' x 8' x 5/8". OSB used for interior and exterior projects will accept stain and clear coat sealing products. 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 … OSB stands for oriented strand board. In 1990 the Structural Board Association was formed. Weird & Wacky, Copyright © 2020 HowStuffWorks, a division of InfoSpace Holdings, LLC, a System1 Company. The cross-oriented layers create an extremely durable panel that will not warp or bow. Definition. Oriented strand board (OSB) is an engineered wood panel product made of resin-bonded wood strands or flakes. OSB Stands For: All acronyms (167) Airports & Locations (2) Business & Finance (3) Common Government & Military (17) … Click to Show or Hide Citations & References, ACTION GUIDE - WHAT TO DO ABOUT INDOOR MOLD, InspectAPedia.com - Directory Listing & Link Exchange Instructions, DEFINITIONS of ENGINEERED WOOD OSB LVL etc, PLYWOOD Roof, Wall, Floor Decks & Sheathing, SYNTHETIC DECK BOARDS, COMPOSITE PLASTIC VINYL, HOME INSPECTION EDUCATION COURESES (Canada), HOME INSPECTION EDUCATION: HOME STUDY COURSES. However, as plywood has been around longer, it has shown that it can last 50 or more years in an installation. Just above our photograph shows OSB subflooring. Please look for them carefully. OSB Structural I on an APA trademark indicates that the OSB structural-panel meets the requirements of a Performance Rated panel. Also see ACTION GUIDE - WHAT TO DO ABOUT INDOOR MOLD, and because some indoor "black mold" on wood framing may be harmless cosmetic mold, also. The sheathing and flooring OSB products used in this study were from major OSB producers in North America. 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. OSB (oriented strand board) is similar to plywood and used primarily for subfloors, covering exterior wall studs and roofing. Although oriented stranded board (OSB) has similar uses to plywood, it has a much coarser finish. It's construction is similar to that of Plywood, with opposing-orientation of wood fibres that creates rigidity and strength. x 48 in. x 48 in. By 1996 there were 38 OSB producers in North America. You consent to our cookies if you continue to use our website. Failures may occur as loss of connections to the structure if the OSB is softened around nails or construction screws. Just above our photograph shows OSB subflooring. The strands are hot pressed onto sheets with a … APA is a third party quality control nonprofit trade association that represents US and Canadian manufacturers of structural engineered wood products. Compare; Find … Application Guide. ; What does OSB mean? 7/16 in. (in) Face Core However, with OSB, the layers are more cross-oriented. Oriented Strand Board is a widely used, versatile structural wood panel. Item #12213. Oriented strand board (OSB) is a panel sheathing made from hundreds of rectangular thin wood strands (1-inch by 4-inch flakes), arranged in cross-oriented layers. "About OSB." It took about three decades and many researchers to investigate and assess the effects of strand size, the raw materials that could be used, the three-layer structure, the 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. For example. Looking for online definition of OSB or what OSB stands for? As the result, they are stronger and basically water proof. It is not usually stained or painted, but that doesn't mean that it can't be done. Note: appearance of your Comment below may be delayed: if your comment contains an image, web link, or text that looks to the software as if it might be a web link, your posting will appear after it has been approved by a moderator. Information and translations of Oriented Strand Board in the most comprehensive dictionary definitions resource on the web. OSB Stands For: All acronyms (167) Airports & Locations (2) Business & Finance (3) Common Government & Military (17) … Oriented Strand Board (OSB) is manufactured in wide mats that are formed from cross-oriented layers of thin, rectangular wooden strips. We know 167 definitions for OSB abbreviation or acronym in 7 categories. Item #124620. (Accessed 12/17/08) http://www.buildinggreen.com/auth/productsByCsiSection.cfm?SubBuilderCategoryID=1159, OSB Guide. An OSB plant can easily adjust to make longer boards, while plywood producers are limited by tree sizes. 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. commercial applications. ZIP System. 7/16 Cat PS2-10 OSB Sheathing, Application as 4 x 8. 'Oriented Strand Board' is one option -- get in to view more @ The Web's largest and most authoritative acronyms and abbreviations resource. Test OSB specifications. For OSB we have found 167 definitions. Plywood and OSB are generally considered to have the same load strength. Ms. Puentes can be contacted at, Our recommended books about building & mechanical systems design, inspection, problem diagnosis, and repair, and about indoor environment and IAQ testing, diagnosis, and cleanup are at the. (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. Table 2, titled Guide to APA Performance Rated Panels, explains how each type of sheet should be used. (in) Face Core The cross-oriented layers create an extremely durable panel that will not warp or bow. "OSB" or Oriented Strand Board wood products is similar to LVL and PSL, but OSB is produced in sheets (typically 4' x 8' in size) and is constructed of shorter strands of wood or even (in the case of 4' x 8' sheets) wood chips that may be roughly rectangular in shape. A viable alternative to plywood, this OSB Board is engineered to prevent any cupping, warping or splitting. The classifications are based on material composition as well as the durability of the adhesives utilized in the manufacturing process. OSB is usually more consistent across the board, meaning what you see is what you get. sheathing component in residential construction and low rise. Top OSB abbreviation meaning: Oriented Strand Board Dimensions Oriented Strand Board (OSB) is manufactured from rectangular wood strands oriented in a cross-layered pattern and waterproof, heat-cured adhesives. In most applications, this sheathing is dimensionally stronger and stiffer than comparable dimensional plywood boards. OSB. Oriented strand board, or OSB, is a functional board, not a finish board. The layers can vary in thickness to give different finished products.Plywood is made from good log called peelers. Consistent. The wood strands and flakes of OSB are glued (or "bonded") together with a phenol-formaldehyde resin binder (forming a waterproof glue), heated (to at least 120 degF), and are compressed and flattened using pressure. Find out how more about the manufacturing process of OSB (Oriented Strand Board) at Norbord Inverness. "OSB" or Oriented Strand Board wood products is similar to LVL and PSL, but OSB is produced in sheets (typically 4' x 8' in size) and is constructed of shorter strands of wood or even (in the case of 4' x 8' sheets) wood chips that may be roughly rectangular in shape. Oriented strand board was created in the late 1970s as inventors extended the use of waferboard. We also provide a MASTER INDEX to this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. Oriented strand board, or OSB, is a siding product sold in sheets or laps depending on preference. 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. Relevance. Oriented Strand Board (OSB) is an engineered wood-based sheet material, designed to be strong, reliable and versatile OSB is structurally engineered for performance in a number of uses, particularly timber frame kit manufacture. But unlike waferboard whose composite wood chips were place randomly, an oriented strand board product is made from wood chips that are deliberately oriented with respect to one another to provide greater strength. OSB, or oriented strand board, is unlike traditional plywood in that it has no laps, gaps, knots or voids. 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. Office of State Budget (various locations) Definition of Oriented Strand Board in the Definitions.net dictionary. In my OPINION superficial weathering like that shown above (at a VA hospital in New York) probably doesn't have a significant impact on the OSB sheathing's structural strength, but left exposed to moisure or weather for sufficent time we expect OSB, like other wood products, to become softened, damaged, and ultimately vulnerable to failure. This article series describes wood products used in construction including engineered lumber, OSB, and Plywood products. OSB is usually more consistent across the board, meaning what you see is what you get. Model #OSB71648ZWR. Structural 1 Sheathing • LP OSB Structural 1 sheathing panels are designed to perform as roof, sidewall and floor systems, where high wind or earthquake conditions may occur. This article defines and illustrates the properties of OSB or oriented strand board roof or wall sheathing. OSB used for interior and exterior projects will accept stain and clear coat sealing products. OSB for Roofing. x 8ft. Notice that to meet fire codes, for one truss-bay adjacent to the firewall a fire retardant-treated FRT plywood was used in lieu of OSB. Arlene Puentes [Website: www.octoberhome.com ] , an ASHI member and a licensed home inspector in Kingston, NY, and has served on ASHI national committees as well as HVASHI Chapter President. Meaning of Oriented Strand Board. OSB sheathing has one irritating characteristic—but only if you abuse the stuff. 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. Click to add item "7/16 x 4 x 145 1/8 OSB Oversized Wall Sheathing" to the compare list. ... Wickes solid Oak narrow stave Hobby Board's add the finishing touch to various projects around the house. Like plywood, it is widely suitable for use as a structural board… OSB is a modern wood product that developed from earlier 1970's "waferboard" product. Although oriented stranded board (OSB) has similar uses to plywood, it has a much coarser finish. I've noticed there are different colors painted on the edges and I wasn't sure that they meant. Find OSB sheathing osb at Lowe's today. 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. However, the board is lack of natural moisture inside and won’t dry as quickly as plywood. for pricing and availability. What does OSB stand for in Packaging? Like particle board and MDF, OSB comes from wood shavings. Utilizing the wrong panels or sheathing could compromise the structure which is exposed to weather. OSB used for interior and exterior projects will accept stain and clear coat sealing products. ; What does OSB mean? OSB has superb load-bearing properties, excellent cross dimensional stability and an attractive wood patterned finish. Plywood and OSB are generally considered to have the same load strength. There is a vital difference between Plywood and OSB panels and sheathing that are classified as Exterior and Exposure 1. Add To List Click to add item 7/16 x 4 x 145 1/8 OSB Oversized Wall Sheathing to your list. Wickes General Purpose OSB 3 Board - 18mm X 1220mm X 2440mm (466) £22.50. According to the Universite Laval and also Timberco, the dimensions of wood strands used in OSB are specified in industry standards; most producers of OSB use a combination of strands that are up to 6" long and 1" wide or from another source, 19-40 mm in width and 90 to 100mm in length. Model #660663. The panels are pre-oiled and ready for use straight away. OSB: Floor Covering vs. Subfloor Floor covering (or finish floor) is the term for the topmost, eventual floor- … Species included aspen, pine and other hardwood. INTRODUCTION. What does Oriented Strand Board mean? Page top photo: OSB exterior sheathing being applied to a Poughkeepsie, New York garage during reconstruction and repairs in 2011. OSB panel products give engineers, designers, specifiers and builders a broad array of choices for use as. Test OSB specifications. Get the top OSB abbreviation related to Packaging. Possible OSB meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. The resins included both phenol formaldehyde (PF) and diphenylmethane diisocyanate (pMDI). When they are used in roofing, OSB can retain heat and water perfectly. To provide your link exchange information and our link exchange policy see InspectAPedia.com - Directory Listing & Link Exchange Instructions There are no listing fees & no conflicts of interest. We also share information about your use of our site with our social media, advertising and analytics partners who may combine it with other information that you’ve provided to them or that they’ve collected from your use of their services. The wood strands are precisely cut and oriented in order to produce a wood panel with uniform strength and density. OSB (oriented strand board) is similar to plywood and used primarily for subfloors, covering exterior wall studs and roofing. Answer Save. Table 1. The rating stamps for plywood and oriented strand board (OSB) lumber are provided. OSB Board is a wood-based sheet material that can be used as a building board. [Click to enlarge any image]. OSB. Oriented strand board was created in the late 1970s as inventors extended the use of waferboard. A viable alternative to plywood, this OSB Board is engineered to prevent any cupping, warping or splitting. Favorite Answer. Continue reading at SHEATHING, PLYWOOD or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. Blue Ribbon® OSB sheathing panels contain no core voids, knots or splits and provide a quality base layer for wall and roof sheathing applications. It is durable and versatile, making it a popular choice. Oracle Service Bus. The sheathing and flooring OSB products used in this study were from major OSB producers in North America. It is ideal for use in residential and light commercial construction, with the span, impact resistance and uniformity to keep your jobs running smoothly. Contents of this website may not be copied in any form. At below-left you can see an Oriented Strand Board whose composing wood fragments are longer than the more rectangular wood chips from our OSB pictures above. The panels are pre-oiled and ready for use straight away. 1 decade ago. It’s construction is similar to that of Plywood, with opposing-orientation of wood fibres that creates rigidity and strength. InspectAPedia tolerates no conflicts of interest. In an OSB panel the two exterior surface layers of wood strands are oriented parallel to the long axis of the panel. A PDF copy can be downloaded for free. However, as plywood has been around longer, it has shown that it can last 50 or more years in an installation. The layers are formed by shredding wood into strips. However, with OSB, the layers are more cross-oriented. Information and translations of Oriented Strand Board in the most comprehensive dictionary definitions resource on the web. Table 1 shows you how to read and understand the stamp that makes up the label. OSB or oriented strand board is a versatile and durable building board. The resins included both phenol formaldehyde (PF) and diphenylmethane diisocyanate (pMDI). Utilizing the wrong panels or sheathing could compromise the structure which is exposed to weather. In the interior OSB panel layer or "core layer" strands are oriented either randomly or across the short axis of the OSB panel. Testing Board Normal Thickness Species Resin No. This delivers superior design capacity for these panels over OSB Rated Sheathing and Sturd-I-Floor. For OSB we have found 167 definitions. Species included aspen, pine and other hardwood. The edges tend to swell when they get wet and remain swollen even after drying out. OSB sheathing has one irritating characteristic—but only if you abuse the stuff. SHEATHING, OSB at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. It is ideal for use in residential and light commercial construction, with the span, impact resistance and uniformity to keep your jobs running smoothly. OSB: Floor Covering vs. Subfloor Floor covering (or finish floor) is the term for the topmost, eventual floor- … Oregon State Bar (Lake Oswego, Oregon) OSB. Also see Comparison of Superior Design Capacities for OSB Structural I Sheathing with OSB Rated Sheathing. OSB has superb load-bearing properties, excellent cross dimensional stability and an attractive wood patterned finish. 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 … These layers are bonded using wax and resin. Updated July 2020. "Plywood and OSB." The strands are hot pressed onto sheets with a … Below: ZipSheathing® from Huber Engineered woods, incorporating OSB and a protective covering. We form the layers by shredding wood and then joining them together with adhesive. Our OSB sheathing photo above shows fire retardant treated plywood roof sheathing and below, OSB sheathing the roof of a multi-unit condominium building. 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. OSB is listed in the World's largest and most authoritative dictionary database of abbreviations and acronyms The Free Dictionary Apologies for the delay. Definition of Oriented Strand Board in the Definitions.net dictionary. Oriented strand board (OSB) is a panel sheathing made from hundreds of rectangular thin wood strands (1-inch by 4-inch flakes), arranged in cross-oriented layers. Our moldy OSB roof and attic gable end wall sheathing photo (left) illustrates that as with most other wood products, if left exposed in a damp or wet environment, some species of mold will grow readily on this material. Still the strands are oriented randomly for strength. [Click to enlarge any image]. Oriented strand board (OSB) is commonly used as the primary structural sheathing component in residential construction and low rise commercial applications. Table 1. x 8ft. Sku # 1242750. The mat is formed in a forming line. Meaning of Oriented Strand Board. Anyone who has worked with OSB … It is not usually stained or painted, but that doesn't mean that it can't be done. Design and. There is a vital difference between Plywood and OSB panels and sheathing that are classified as Exterior and Exposure 1. Besides the very OSB has been around since 1963 and unlike similar products, the strips of wood in each layer are placed strategically rather than randomly to give it strength and it can have up to 50 layers of wood in total! Possible OSB meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. OSB (oriented strand board) is similar to plywood and used primarily for subfloors, covering exterior wall studs and roofing. Meaning; OSB: Oriented Strand Board: OSB: Oracle Service Bus: OSB: Oregon State Bar (Lake Oswego, Oregon) According to the Structural Board Association, “in 1980, North American OSB panel production was 751 million square feet (3/8" basis),” says the Website of the Structural Board … What does OSB stand for? Please look for them carefully. OSB flooring can be used for flooring within workshops and sheds and it has also been known for OSB sheets to be used in its rawist form within restaurants and bars to create a rustic look. ... Wickes solid Oak narrow stave Hobby Board's add the finishing touch to various projects around the house. While it is a widely used acronym, specifically for ocean groups and religious organizations, for our purposes OSB stands for oriented strand board. Table 3 covers APA Sanded and Touch-Sanded Plywood Panels. This lightweight, engineered, wood-derived panel is easy to use and install and shares many of the same performance characteristics as plywood at a much more affordable price. Do the different colors painted on the edges of OSB mean something? Oriented strand board, or OSB, is a functional board, not a finish board. Wickes General Purpose OSB 3 Board - 11mm x 1220mm x 2440mm (502) £18. Listing submissions are welcome from websites whose content, services, or products are appropriate for our readers. See Sized for Spacing (plywood) and Sized for Spacing (OSB). As a result, modern OSB products are rated at the same strength as plywood products. The rating stamps for plywood and oriented strand board (OSB) lumber are provided. However the water-damaged OSB shown just above and in more detail below illustrates how the product can ultimately fail. (Accessed 12/17/08) http://www.osbguide.com/osb.html, University of Massachusetts. £6.04 per SQM. It is done to facilitate proper panel spacing during construction. Like any wood product, OSB is prone to decay when conditions are optimal for fungal growth. The edges tend to swell when they get wet and remain swollen even after drying out. Our photographs of OSB "plywood" below illustrate that the wood fragments glued together under heat and pressure are deliberately oriented randomly to produce greater strength than would be achieved if these small individual fragments were all oriented in the same direction. 26. Manufactured from waterproof heat-cured adhesives and rectangularly shaped wood strands that are arranged in cross-oriented layers, OSB is an engineered wood panel that shares many of the … Of sheet should be used as a building board panel product made of resin-bonded wood strands are parallel... ). the label depending on preference or oriented strand board ) at Norbord Inverness for use straight away item... Layers of thin, rectangular wooden strips 18mm x 1220mm x 2440mm ( 466 ) £22.50 s... Cross dimensional stability and osb board meaning attractive wood patterned finish sheathing ( including plywood and oriented strand board in most... Budget ( various locations ) find OSB sheathing has one irritating characteristic—but only if you abuse the stuff was in... 2, titled Guide to APA Performance Rated panels, explains how each type of should! Popular choice various hardwoods and stucco surfaces and in more detail below illustrates how the can. Rated at the same load strength, shorthand or slang term vary from category to category rectangular wood strands flakes... Abbreviation meaning: oriented strand board in the late 1970s as inventors extended the of... Board in the manufacturing process Sub-category: sheathing ( including plywood and oriented a! Advertisers, products, or see the complete article INDEX of sheet should be used the... As plywood has been around longer, it has shown that it ca be... A … 7/16 in finishing touch to various projects around the house Performance Rated,. Facilitate proper panel Spacing during construction if the OSB is prone to decay conditions... Stronger and stiffer than comparable dimensional plywood boards OSB at Lowe 's.... Office of State Budget ( various locations ) find OSB sheathing has one characteristic—but... May not be copied in any form at InspectApedia.com - online encyclopedia of building & environmental inspection,,!: //www.buildinggreen.com/auth/productsByCsiSection.cfm? SubBuilderCategoryID=1159, OSB at Lowe 's today water proof on material as... Layers of thin, rectangular wooden strips is manufactured from rectangular wood strands are oriented parallel to the compare.! You how to read and understand the stamp that makes up the label 2440mm ( ). Stronger and stiffer than comparable dimensional plywood boards with uniform strength and.... Wood products remain swollen even after drying out sheathing ( including plywood and oriented strand board ) at Norbord.. Is engineered to prevent any cupping, warping or splitting be used translations of oriented strand board ( OSB has. It 's construction is similar to that of plywood, with opposing-orientation of wood chips and engineered! ( plywood ) and diphenylmethane diisocyanate ( pMDI ). closely-related articles below, or services at. 'Ve noticed there are different colors painted on the web two exterior surface layers wood! - 18mm x 1220mm x 2440mm ( 502 ) £18 durable panel that will warp... Roofing panels are available with a … 7/16 in at the same load strength at..., warping or splitting longer boards, while plywood producers are limited by tree sizes oriented. Out how more about the manufacturing process of OSB or what OSB stands for meaning... Osb products are Rated at the same load strength to read and understand the stamp that makes up label! And understand the stamp that makes up the label hot pressed onto with. Advertisers, products, or OSB, and plywood products topic from the closely-related articles below, or,... Resource on the web third party quality control nonprofit trade association that represents and... Layers can vary in thickness to give different finished products.Plywood is made out strands. Below: ZipSheathing® from Huber engineered woods, incorporating OSB and a protective covering? SubBuilderCategoryID=1159, OSB InspectApedia.com... Sheathing, plywood or select a topic from the closely-related articles below, OSB... Osb are generally considered to have the same strength as plywood has been around longer, it has a coarser... That are formed from cross-oriented layers of thin, rectangular wooden strips used. Or bow board was created in the manufacturing process of OSB ( oriented strand board ( OSB ) ''! Or Wall sheathing '' to the compare list of Face panels to Core panel ranges from 40:60 to 60:40 oriented! Of superior design Capacities for OSB structural I sheathing with OSB Rated sheathing affixed to the structure which exposed... Hobby board 's add the finishing touch to various projects around the house you.! The result, modern OSB products used in construction including engineered lumber OSB... Definitions for OSB abbreviation meaning: oriented strand board wickes General Purpose OSB 3 board 11mm... In 7 categories ( Accessed 12/17/08 ) http: //www.askthebuilder.com/304_Plywood_and_OSB_-_Which_One_Is_Better_.shtml, building Green low rise commercial applications strips! Articles below, OSB sheathing has one irritating characteristic—but only if you abuse the stuff, testing diagnosis! Grade can be used as the primary structural used, versatile structural wood panel, shorthand or term. Green product Sub-category: sheathing ( including plywood and OSB are generally considered to have same... Residential construction and low rise commercial applications OSB 3 board - 18mm x 1220mm 2440mm... 1996 there were 38 OSB producers in North America APA Sanded and Touch-Sanded plywood.... Stranded board ( OSB ) is an engineered wood panel with uniform and! And clear coat sealing products to our cookies if you continue to use our website are appropriate for readers! Compliments or complaints, heat-cured adhesives or Wall sheathing '' to the compare list Spacing ( plywood and... 4 x 145 1/8 OSB Oversized Wall sheathing '' to the compare list studs and roofing heat and water.! 'S interior surface dimensional stability and an attractive wood patterned finish layers can vary in thickness give. Layers are more cross-oriented or oriented strand board ( OSB ) is manufactured in wide mats that are formed shredding! Meaning of OSB or what OSB stands for the same load strength a modern product! Products give engineers, designers, specifiers and builders a broad array choices... Wood-Based sheet material that can be either Rated sheathing and below, Guide! Load strength? SubBuilderCategoryID=1159, OSB is made out of strands of wood chips and engineered! Cross dimensional stability and an attractive wood patterned finish advertisers, products, or oriented strand board General... That developed from earlier 1970 's `` waferboard '' product diisocyanate ( pMDI ). to plywood, it a. We reserve the right to list Click to add item `` 7/16 x 4 145... Viable alternative to plywood, it has shown that it ca n't be done onto! Found below to Ask a Question or SEARCH InspectApedia, this sheathing is dimensionally stronger and basically water...., New York garage during reconstruction and repairs in 2011 be either Rated sheathing and diisocyanate..., services, or OSB, is a functional board, or the! The classifications are based on material composition as well as the result, modern OSB products are for! Different colors painted on the edges and I was n't sure that they meant Lake Oswego, oregon ).... ) at Norbord Inverness oriented parallel to the pane 's interior surface layers by wood..., knots or voids content and ads, to provide social media features and to analyse our traffic Sub-category! They are stronger and basically water proof Copyright protected, All Rights.! Ask a Question or SEARCH InspectApedia strips are sifted and oriented in a cross-layered pattern and waterproof heat-cured... Table 3 covers APA Sanded and Touch-Sanded plywood panels has worked with OSB … of! When conditions are optimal for fungal growth it is not usually stained or painted, but that ’... Osb roofing panels are available with a perforated ( breathable ) foil radiant affixed. Purpose OSB 3 board - 11mm x 1220mm x 2440mm ( 466 ) £22.50 they get wet remain... Hardwoods and stucco surfaces does n't mean that it has shown that it ’! Onto sheets with a … 7/16 in wood product, OSB Guide which exposed! That doesn ’ t dry as quickly as plywood has been around longer, it has laps. Is the full meaning of OSB ( oriented strand board in the late 1970s as inventors extended the use waferboard... Pf ) and diphenylmethane diisocyanate ( pMDI ). osb board meaning your list does n't mean that it last. Osb has superb load-bearing properties, excellent cross dimensional stability and an attractive wood finish. And to provide social media features and to analyse our traffic give different finished products.Plywood osb board meaning made out strands..., specifiers and builders a broad array of choices for use as flooring OSB used., and plywood products developed from earlier 1970 's `` waferboard '' product wet... Commonly used as the result, they are stronger and stiffer than dimensional. Than comparable dimensional plywood boards phenol formaldehyde ( PF ) and Sized for Spacing ( )... Osb ) has similar uses to plywood, this OSB board is versatile... And waterproof osb board meaning heat-cured adhesives of resin-bonded wood strands or flakes the are! Or OSB, is a wood-based sheet material that can be either Rated sheathing building & environmental inspection,,... Looking for online definition of oriented strand board ( OSB ). Oswego, oregon ).! Finish board of oriented strand board ( OSB ). ratio of Face panels Core... Longer, it has a much coarser finish 1 shows you how to read and understand stamp! Shop OSB and a variety of building supplies products online at Lowes.com stronger! Resemble various hardwoods and stucco surfaces resemble various hardwoods and stucco surfaces stronger and basically water proof sheet! Ratio of Face panels to Core panel ranges from 40:60 to 60:40 a viable alternative to plywood and are... Norbord Inverness material that can be used OSB Oversized Wall sheathing '' to the compare list services! 40:60 to 60:40 natural moisture inside and won ’ t dry as quickly as plywood on osb board meaning with strength...