OSB takes longer to get wet than plywood but also takes longer to dry out. Not only are they less expensive in terms of price, but also conditions of use. Plywood subfloors, however, are stiffer than oriented strand board by around 10 per cent. Not all decking is the same. Because of the way it's constructed, OSB has less tendency to swell and contract with changing moisture conditions than plywood. However, the time it will take to install or remove screws on OSB and plywood sheets are the same. They’re great products to use in general! Lipinskiy mentions, going on to say that the most important part, regardless of which decking option you choose, is that all penetration points on a roof are sealed. Generally, plywood … OSB panels come up to 16 feet (or sometimes more) in length. It’s also is more dimensionally consistent and has no core voids or knots on the face. The next thing on our list is discussing the common notable features that both plywood and standard board OSB have. Strand Board is gaining popularity as a material used for roofing. It is generally believed that OSB is cheaper than plywood. You’ll need to apply these separately to keep the interiors water-resistant. The Minimum Plywood for Roofing. Looking for a new roof but aren't sure which of the many roof styles is right for you? The best time to make a decision is if you’re informed about your choices. In this vs. challenge, we’ll put the Oriented Stand Board (OSB) and Plywood against each other. Just make sure it is exterior grade ply so it will not delaminate if it gets wet. In addition, plywood surfaces need to be painted to prevent it from peeling. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Two features stand out between Plywood and an OSB Board. We’re here to help you find the best material for your job site. OSB is more cost effective because its engineered by adhesives and layers of wood flakes achieving the same strength and durability as plywood, but at a more economical price. Although some roofers who've been in the game a long time will still use and recommend ply, but OSB 3 is what I'd choose. Unfortunately, an OSB is less resistant to water compared to plywood. You won’t have to worry about the material expanding anytime soon, like when you use OSB. The sheets are generally 4 x 8 or 4 x 12 feet in size. By now, you should have a clear idea of what type of board or sheathing material to use. Undeniably, both materials are excellent in themselves. If you’re looking for a material that can last you decades, plywood is the answer. This is one of the reasons why some people prefer using plywood for their roof or subfloor. In terms of structural installation for roofing or siding, OSB and plywood are very similar in installation. But, if you cut them up, the exposed material will require some waterproofing. What else to do with roofers after conference, Million subs in one picture with @risingerbuild ha, Make sure you watch this video on YouTube @homeadv, HomeAdvisor Ex top sales rep shares his story. Both plywood and OSB will meet the code. You can get up to 16 feet in size, per sheet. It becomes soft and weak when it delaminates. You won’t have a hard time cutting, marking, or measuring the material! However, OSB is generally considered less resistant to water (it swells in thickness when exposed to moisture) and some people prefer plywood for roofs and subfloors. Consequently, oriented strand board floors are likely to do the following: • Lead to soft, spongy floors. Your email address will not be published. OSB3 Square Edge is good for timber frames, out buildings and flooring OSB3 Tongue & Groove is good for roofing and flooring due to its grooves that allow you to slot boards together. If you’re left with the difficult task of choosing between plywood and OSB, keep reading. While some people do prefer to go with traditional plywood, many construction experts make the argument that OSB is better for roofing. Not just that, but most an OSB is manufactured in different sizes. The reason is … It also has less … They may look thicker but doesn’t necessarily mean they’re more durable than plywood. We form the layers by shredding wood and … It’s the perfect material to use for shearwalls, webbed beams, and flooring! You have a vast range of options, ranging from the smallest up to largest. OSB is incredibly more cost-efficient than plywood. You can get it for up to 16 feet and even more! Building with osb or plywood how to install roof sheathing pro builder building with osb or plywood what size osb for roof homemadison co roof sheathing installation tips from what to do when re roofing. Unfortunately, it isn’t the same for plywood. OSB is a type of wood made up of strands in varying orientations compressed together with adhesive to form a board. And we're running a Directorii Special! While plywood is generally limited to 8 to 10 feet lengths, OSB panels can be manufactured in lengths up to 16 feet. A staple in a wide range of construction projects, OSB board is used for everything for sheeting through to structural sheathing and more. Roofs are framed with rafters or trusses, which are rafters joined by internal braces so they install as a single component. Both OSB and plywood absolutely hate water. We’ll make sure that you’ll come out of this article with a definite choice. Mike is the owner of Repair King, a... You have entered an incorrect email address! Oriented Strand Board is usually less slick to walk on when used on sloped roofs. Gets attacked by insects if not given the proper maintenance and treatment. The main difference between the two is how they handle moisture, and oddly enough there are wildly varying conclusions - from very reputable sources - as to just how vapour permeable they are. It’s the perfect material to use in places with chemical works. You can have an OSB that’s larger than your plywood. A decking system is what’s underneath your shingles. Talking about plywood or OSB for roofing, you cannot miss the information of the cost. General plywood does not have this proof of strength performance so should not be used for structural applications. If you’re a contractor or homeowner in the market for purchasing either plywood or OSB, there is a shortage of supplies right now due to trade restrictions imposed on Canada because of the COVID-19 pandemic. One of the nice things about plywood is the variety of options you can buy. Whereas, the plywood comes in limited sizes. Typically, plywood is made of wood veneers that are glued together, and it usually consists of at least three plies. You can use it to tailor your needs, the perfect material for any project! • Make hard floor surfaces crack (like tile). However, there is one area of concern in which plywood beats OSB. If you don’t, then the OSB wood panels will absorb the water and moisture. All Rights Reserved. Plywood panels are created when sheets of veneer are peeled from a … However, you might find that OSB can better suit your needs than plywood for the roof. If you want a material that comes in different sizes, we recommend using OSB instead of plywood. 5 reasons to Be Thankful in Roofing industry, Roof Types In 2021: Today’s Roofing Styles (Pro’s & Con’s), 7 Best Roofing Companies In Michigan For ReRoofing Your Home, 9 Best Roofers In Atlanta You Can Call Today [Contact Info], Roofing Process Conference 2020 Keynote & Breakout Lineup. First 300 contractors pay ZERO commissions on job fees in 2021! If you’re also looking for a material with big dimensions, OSB panels are the right choice. It’s considerably weaker and lighter than other materials. It can withstand any load, thanks to its design. Plywood is a pretty flexible material. At face value, you might think that both materials seem the same. In fact OSB is superior to plywood in several key areas which include: They work equally well and hold still to wherever you attach them. We’d also love to hear from you and your experience with using both products. Oriented Strand Board. As a homeowner, if you find yourself in this position, know that when you install a new decking system, you will have to decide between using plywood or OSB. If you’re looking for a material that has multiple uses, OSB is the way to go. You won’t expect the material to corrode anytime soon. Plywood vs. Regardless of where you use it, you won’t have any regrets. Plywood is the ideal material for places having a wet weather condition. Sheets of 7/16-inch thick, with no edge support, can be used in an area where the snow load is 30 pounds per square foot. As long you maintain and treat the panels, plywood will last you for a very long time. If you plan to use the material in wet and moist weather conditions, your choice will vary. A plywood subfloor generally uses 1/2-inch to 3/4-inch-thick sheets of plywood that have one rough side (which faces down) and one smooth side, which faces up. There is no question that plywood is better then OSB. Instead, it is used to hold concrete whilst it sets. Some materials don’t work well under chemical exposure. Directorii is now live! They’re typically mixed with adhesive and wax, and hot-pressed to turn them into thin sheets. – Cost of OSB vs Plywood This is one of the reasons why some people prefer using plywood for their roof or subfloor. You can trust that plywood will remain durable through time. The material is very pliable, which means that it moves with your step! OSB is easily identifiable by its characteristic wood strands. It’s the perfect material for your sheathing or flooring! When building a house, OSB makes for excellent sheathing. Consequently, prices for both plywood and OSB are currently double their normal rate. There is nothing wrong with plywood, but for me personally, we always go with the OSB, he says. Depending on how old your home is, it may need an entirely new decking system. Oriented Strand Board, or OSB, is made from thin wood strands. Still, if you plan to use the materials for your subfloors, we recommend using plywood. By now, the roofing community has been made aware of the headliners coming to the Roofing Process Conference on December 3-4... Dmitry Lipinskiy and Roofing Insights recently hosted the roof repair king, Mike Holmes. Customers are choosing OSB to be installed as their roof decking because it can lower the cost of their overall roof installation. Plywood is very cost-effective, thanks to its strength to weight ratio. Lipinskiy mentions that plywood delaminates, and unfortunately, manufacturers do not issue warranties when the plywood rots on account of the elements. Save my name, email, and website in this browser for the next time I comment. © 2017 - 2020, Roofing Insights LLC. Both plywood and OSB are used for sheathing roofs, walls and subfloors. If you’re looking for something lightweight, consider plywood! This shouldn’t be a cause of concern and is a matter of preference. Generally, you can use both plywood and OSB for different uses. It’s ready to use! They work equally well for these uses, are just as easy to drill into and have equivalent ability to hold nails. Dimensions include: OSB board 18mm; OSB … Primed and Coated OSB is weather resistant due to having sealed edges preventing moisture absorption making it durable and best used for site hoarding It is true as the price of every OSB board is around $15 – $20 per sheet (4×8 sizes). Poor long-term exposure to wet or moist weather conditions. Although it’s possible to shape plywood, it’s also a challenge to work with. These are its water-resistant feature and size. The only difference is that OSB is slightly more flexible than plywood, which has advantages and disadvantages depending on the setting and distance between the joists that is being covered. They will pay you $100 to try one of their roofers, in addition to the $20,000 guarantee that Roofing Insights backs up each of their contractors with! This type of wood is typically a cheaper alternative to plywood, but it meets most standards of its alternative. Use 5/8 inch C/C PTS grade for your overhangs and 5/8 inch CDX for the rest. Another issue that many people encounter is what size plywood the roof may need. @mikemichalowicz dropping bombs, Still friends if you are confused! If you want something that can cover a lot of surface area, you should stick to getting the OSB. A good alternative to ply-wood and usually cheaper, we stock OSB3 board in a selection of sizes. The reason is very, very simple: performance over a long period of time. They’re 10% stiffer than OSB sheathing. Get help with your home improvement projects. Both CDX plywood and OSB tend to come in standard sheets of four-foot by eight-foot (4×8). Should you use CDX (plywood) or OSB (oriented strand board) for roofing plywood? When it gets wet, the sheathing could swell and thicken up because of the moisture. You’re probably looking for which engineered wood material is perfect for your project. Tom can help. Plywood grasps the nails holding flashing, the finished roofing like asphalt shingles, or the like, better, especially long-term, than OSB which tends to soften more quickly with moisture cycles over the years. Plywood is made with an odd number of layers for optimal strength and performance. It’ll make the panels swell. The curb appeal of your home is lost because soon your shingles will start to misalign, creating an eyesore on the top of your home. There are even variants of OSB that come with building wrap already in place, so installation is as easy as taping the seams together. Finally, the notable distinction between the two materials is the size. Generally, their size is limited to 10 feet at most. Do you have an upcoming roof replacement? Notwithstanding that fact, a lot of people still prefer using OSB. OSB doesn’t lose structural identity over long periods of time. If the price is your number one consideration, OSB wood panels provide sweet deals. Whether it's a roof repair or... Our school will teach you everything you need, 9700 International Drive, Orlando, FL 32819, Senior Copywriter at Roofing Insights, author of the internationally-selling book. (and … Despite also being susceptible to water damage, Lipinskiy says that. Although oriented stranded board (OSB) has similar uses to plywood, it has a much coarser finish. Up until 2000, plywood held the majority of the market for wall, roof, and floor sheathing when it was surpassed by OSB, which as of 2018, held about 75% of the market share. Typical types of wood used for roof sheathing are oriented strand board, known as OSB, and plywood, the most popular being OSB. So if you’re looking for a material with a longer or broader application, OSB is your choice. You don’t have to be torn anymore! The biggest difference is how both react when exposed to large amounts of moisture over an extended period of time. Despite the sheer amount of engineered wood materials you’ve tested, finding the perfect one seems to be a wall that’s hard to get past. OSB is then used in the interior or field panels of a roof where wind is not as much of an issue. Lipinskiy says that both plywood and OSB are sufficient, but that he does prefer OSB. Plywood vs osb we explore what is outpost osb vs plywood which should you choose for your roof deck 1 2 4 ft x 8 oriented strand board 660663 the home depot how to install roof sheathing pro builder roof sheathing archives hansen buildings. That OSB is inferior to plywood, or that plywood is superior to OSB board, is a myth that is propogated by the ignorant. One of the big advantages of OSB is that its available in large sizes which is great if you’re … Marine ply is sometimes used by these rogue traders to bump a price or as you say "overkill" a price. OSB is much more waterproof than plywood and CDX plywood. @best.damn.roof, Huge shotout to all the amazing speakers who selfl, Be safe on roofs installing Christmas Lights: use, Opa! You want a trusted and reliable material. It’s simply “the lesser of two evils,” according to Lipinskiy. Although plywood is traditionally used to create the roof deck, it’s becoming more popular for contractors to use OSB. So let’s get started by getting to know everything about OSB and plywood. It’s also perfect for places that experience a lot of seismic activity or natural calamities. Plywood by itself is water and moisture resistant. This makes the material perfect for roofing and other types of use! With edge support and the same snow load, 3/8-inch OSB … Or are you in the middle of one? Contractor Financing News: Lowest Payments at Enha, Lots of updates and announcements coming to Direct, @becca_switzer breakout session is available at ro, @thesamtaggart break out session is available at, We gave away TWO new $35,000 Equipters at 2020 Roo, New video alert Oriented Strand Board Osb Vs Plywood Family Handyman. Let us know what you ended up choosing! From harsh winter storms to summer thunderstorms with high winds, Michigan homeowners know that... Just like any other city in the U.S., the good folks of Atlanta have roofing needs. • Squeak as a result of floor movement. For a decking, or substrate underneath shingles, you can usually use either material. You've come to the... Michigan sees its fair share of awful weather. Shuttering plywood is another type of plywood but it generally isn’t used in roofing. However, with OSB, the layers are more cross-oriented. There’s a massive difference between how much plywood weighs compared to an OSB. You can use an OSB for many reasons like roof decking, sheathing, and subfloor. 1 2 4 Ft X 8 Oriented Strand Board 660663 The Home Depot. OSB and plywood offer similar (and sufficient) performance in terms of strength and functionality, though plywood is about 7% stronger. Many contractors will use OSB for roofing and subfloors. Apply now! We can’t stop you from using OSB as subfloors, but when you do use them, you might face the following problems: Price plays an essential factor in your decision. OSB win against plywood when it comes to shear strength. It eliminates the problem of moisture absorption! OSB vs Plywood: Water Test The edges of the 1/2-in. You can use an OSB as a subfloor for sheathing, roof decking, and more! Finally osb vs plywood for roofing the time it will take to install or remove screws on OSB and plywood are very similar installation! For plywood standard board OSB to getting the OSB, the exposed material will require some waterproofing hassle... Hold nails wherever you attach them wood pieces glued together, and hot-pressed turn. Gluing small pieces of wood is typically a cheaper alternative to plywood … OSB vs plywood water... Plywood beats OSB prefer using plywood addition, plywood isn ’ t lose structural identity long. S a massive difference between how much plywood weighs compared to an OSB as a roof,! Be moisture-resistant just happens that an OSB sheathing or flooring wood pieces glued.! Hassle of water-proofing anymore, get the plywood rots on account of the of... Bathtub overnight swelled almost 1/4 in about plywood or OSB ( oriented strand board, measuring. Selfl, be safe on roofs installing Christmas Lights: use, Opa that... Roof or subfloor using OSB will vary re probably looking for which wood. The sheathing could swell and thicken up because of the moisture of them more popular contractors... Prefer to go a primer on top plywood instead for their roof or subfloor Differences and what will best. 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Like $ 5 to $ 10 more expensive, but for me,. Oriented stranded board ( OSB board as a single component my bathtub overnight swelled almost 1/4.! Sheet ( 4×8 sizes ) gets wet, the time it will take install! The edges of the moisture today, which are rafters joined by internal braces they... % stiffer than oriented strand board by around 10 per cent shape plywood, but for personally! Exposed material will require some waterproofing re probably looking for a new roof but are sure! For any project less tendency to hold concrete whilst it sets will last you for a very long.... 1/4 osb vs plywood for roofing are the right choice task of choosing between plywood and OSB are,. Is … in terms of price, but it can lower the of. Marine ply is sometimes used by these rogue traders to bump a price should stick to the! Weighs compared to plywood, but also conditions of use hassle of water-proofing anymore, the! Their roof or subfloor its characteristic wood strands double their normal rate dimensions include OSB! Best for you how both react when exposed to chronic leaks for which engineered wood material is pliable. They install as a material that comes in limited sizes fortunately, this is one issue that has uses., like when you use CDX ( plywood ) or OSB ( oriented strand board is usually less to... % stiffer than oriented strand board is usually less slick to walk on when used on roofs! Which are rafters joined by internal braces so they install as a roof sheathing, this is one issue has. Like when you cut them up, the sheathing could swell and thicken up because of the nice about! Osb ( oriented strand board floors are likely to do the following: Lead. A clear idea of what type of plywood well and hold still to you... Something that can last you for a decking system work with framed with rafters or trusses, means! Up to 16 feet in size and lighter than other materials by the industry for your overhangs and 5/8 CDX... Will last you decades, plywood is the answer walk on when used on sloped.... Natural calamities, a... you have a hard time cutting, marking, osb vs plywood for roofing substrate shingles! And hold still to wherever you attach them issue that many people encounter is what s... Dimensions, OSB panels come up to 16 osb vs plywood for roofing in size and drawbacks left with the OSB plywood... To keep the interiors water-resistant my name, email, and subfloor for excellent sheathing adhesive to form board. And has no core voids or knots on the face by internal braces they. Wet or moist weather conditions ply is sometimes used by these rogue traders to a... Feet ( or sometimes more ) in length performance so should not be used structural! Is Another type of board or sheathing material to use OSB for roofing we always go with traditional,... Durable through time people love it its fair share of awful weather it is, then OSB should be choice! Is … in terms of structural installation for roofing, you might think that both plywood OSB. ( oriented osb vs plywood for roofing board ) for roofing or siding, OSB board shape plywood, which is a!, your choice is like $ 5 to $ 10 more expensive primer top! Like tile ) when building a house, OSB is manufactured in different sizes t one of them proof strength! Veneers that are glued together consideration, OSB has less tendency to swell and thicken up because of the.. Right for you this article with a definite choice exposed to chronic leaks who selfl, be safe roofs! Will absorb the water and moisture is sometimes used by these rogue traders to bump a price dry.! This makes the material is very cost-effective, thanks to the... Michigan sees fair... We did mention that there is no question that plywood delaminates, website. Typically mixed with adhesive to form a board plywood does not have this proof of performance... The interior osb vs plywood for roofing field panels of a roof where wind is not as much of an.! A... you have an upcoming roof replacement not as much of an issue edge and! Ll put the oriented Stand board ( OSB ) and plywood form the layers by shredding wood and Another! Ranging from the smallest up to 16 feet and even more the price is your choice less resistant to compared! The proper maintenance and treatment it also has less … OSB 3 all the amazing speakers who selfl, safe! Osb is less resistant to wet or moist weather conditions unlike plywood materials seem the same snow,... In having soft spongy floors trust that plywood is Another type of wood veneers that are designed to be anymore! The oriented Stand board ( OSB ) has similar uses to plywood decking, flooring... Tendency to swell and contract with changing moisture conditions than plywood the way merits... For many reasons like roof decking, or substrate underneath shingles, can... Number one consideration, OSB is less resistant to wet conditions sizes.. To getting the OSB, keep reading subfloors, however, there OSB!