I currently have particle board over 1" -1 1/4" car plank--which will be removed. Write down the measurements for each sheet of particle board that needs cutting to fit into the room. Apparently, price is still one of the biggest considerations when engaging in any kind of project that involves engineered wood products. Overlaying already compromised particle board decking is a mistake, because once particle board absorbs moisture the decking will continue to decompose until the wet portion is cut out. if you are laying tile you need to consider upgrading the subfloor to plywood that doesn’t soak up water so quickly. It's bad news. What Plywood Finishes Are Available In Today’s Market. Given that the new floor will be resting on the existing particle board, what thickness do I need and should I go with plywood or OSB? Use a thick piece of plywood to help shore up your particle board subfloor, at least 3/4 inch thick. When particleboard is manufactured, no extra cutting of trees needs to be done. This makes installing other flooring, such as hardwood, difficult over a particleboard floor. Vinyl flooring is usually not installed directly over the subfloor in residential applications. Is 3/8 inch ok for the plywood since that is going over the plank subfloor? The house was built in the mid 70's and I'm sure it is particle board and not OSB. After they installed the new 3/4″particle board, without any other subflooring or vinyl planking that is to go over the particle board, the fridge no longer slides under the cabinet! Particle board underlayment over plank subfloor. Engineered Subfloor Radiant Floor Heating Works Engineered Subfloor Radiant Floor Heating Works 19. Beginning her career at newspapers such as the "Marietta Daily Journal" and the "Atlanta Business Chronicle," she most recently worked in communications and management for several nonprofit organizations before purchasing a flower shop in 2006. One can try to smooth plywood out with sandpaper, but it cannot match the kind of surface smoothness that particle boards can provide. Laying a cement board under a tile. Plus UL 1/2″ particle board glued over it. Carpet can be installed over particle board. Most contractors will use 1/4" to 3/8" plywood as an an extra layer, or underlayment, over particle board before installing carpet. Plywood sheets are also so much lighter than particle boards. A: I wouldn’t install anything but a floater over particle board. Particleboard, however, is not without its own advantages over plywood. Remove Nails: Pull out any remaining nails in the area where the particle board has been removed. Plywood underlayment is typically needed when a floor material must have a very smooth, flat surface. There are spots now where I over-watered house plants and the particle board has disolved and the carpet is what is keeping use from falling thru the floor joists. Engineered wood also can be used on-, above- or below-grade. The sheets are generally 4 x 8 or 4 x 12 feet in size. But to reiterate the other comments, 1/4" gives no structural strength especially to particleboard. Keep the screws more than an inch from the edge. There are several issues with this subfloor: the floors are creaky and warped in places and I've been strongly advised not to install hardwood floors over particle board, as they cannot hold nails and will deteriorate if water is spilled. Right. jQuery(document).bind('gform_post_render', function(event, formId, currentPage){if(formId == 5) {} } );jQuery(document).bind('gform_post_conditional_logic', function(event, formId, fields, isInit){} );jQuery(document).ready(function(){jQuery(document).trigger('gform_post_render', [5, 1]) } ); © Copyright 2020 FA Mitchell & Co Pty Ltd. All Rights Reserved. I will be posting about it in January. This evolved plywood may claim an overall advantage over OSB, since plywood is a stiffer, longer-lasting subfloor option. Plywood vs. OSB (Oriented Strand Board): Major Differences . A "disclaimer" might or might not protect you from liability. In that case, it's a good idea to lay plywood over the particleboard before laying carpet. Can I nail 1/2″ engineered wood over this? Beneath the floors are subfloors, underlayment, and joists that many hardly ever know of. Installing Plywood Over Particle Board Subfloor Black Apron 18. Post #5478500. Installing Plywood Over Particle Board Subfloor Black Apron 18. We kept thinking, “Man, taking this current tile out is a big job, but from there it’s smooth sailing.” Pfft. © Copyright 2020 FA Mitchell & Co Pty Ltd. 41 East Street Lidcombe NSW 2141 Australia, Terms You Need To Know When Dealing With Plywood, The Difference Between Structural And Non-Structural Plywood. Underlayment covers subfloor flaws … Even if you use a waterproof underlayment membrane, the floor will still be either 1/4″ or 1/2” higher than the subfloor, plus the thickness of the tile and adhesive. The weight also matters when you’re making a wall cabinet or some furniture with wheels. You’re pretty much left up shit’s creek with no good options. Also, during the70's and 80's, some homes were built with a particle board type subflooring called RED X ( a 1" dark brown T&G subflooring ) My house has this RED X and I installed 1/2" CDX plywood then a 2&1/4" solid white oak strip with borders and a feature strip. This field is for validation purposes and should be left unchanged. Use wood screws long enough to reach through the plywood and particleboard into the joists below -- look for the nails or screws in the particleboard to determine the location of joists. Plan now is to replace the particle board with plywood underlayment. CD Exposure 1 plywood and OSB Exposure 1 subfloor panels are appropriate subfloor materials (grade stamped US PS1-95). In most cases 4-by-8-foot sheets of particle board or plywood must be installed in preparation for the vinyl floor install. We have 1" (it is really that tick I measured it ) particle board subfloor with nothing underneath but the isolation. Particle board is light enough to be used in construction without large-scale projects becoming overly heavy. 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. Winner: Plywood. Manufacturers try to push that mess as the structural equivalent of plywood, which is BS in itself! Engineered Subfloor Radiant Floor Heating Works Engineered Subfloor Radiant Floor Heating Works 19. To clarify, this is not OSB and this is not just a particle board overlay over plywood -- the entire subfloor is 3/4" particle board … When the tile is laid on top of a plywood subfloor, the plywood will expand over the years. It just so happens that particleboard is even more so. DIY How to Make Plywood Subfloor Look Like Wide Plank Hardwood Flooring. Is this correct? “Ok…” I thought, “well wood is wood. When you’re working on a project that would be exposed to a considerable amount of moisture, it is best that you use plywood instead of particleboard. Under that we found 15/32'' plywood subfloor (not tongue-and-groove) over joists and we are trying to determine the best way to proceed from here. The current subfloor is 21/32" particle board, the house is about 17 years old and was very, very poorly built by Ryland homes. It just needs something in between. Another Similar Q: Current jobsite subfloor is 1 1/2″ fir. In addition to this, tile can not properly adhere to wood the way it does to concrete. Subfloors are typically made of plywood, though they can also be made of particleboard, as is often the case in mobile homes. Posts: 7,388 Received 14 Votes on 12 Posts Minimum 3/4" OSB or 5/8" plywood for nail down applications. I was wondering if this is possible to install the hardwood over this subfloor? Just get the particle board out of there. However, if you anticipate moisture on the carpet, such as from pet potty accidents or children spilling drinks, the particleboard under the carpet could be ruined. Call our team of experts now and find out more. Plywood over Particle board and vapor barrier. No matter how securely you attach the particleboard to the subfloor, movement will still occur. 41 East Street Lidcombe NSW 2141 AustraliaPrivacy Policy | Terms & Conditions. How to Lay Click Type Flooring Over Heated Concrete, International Standards and Training Alliance: Underlayment and Subfloors, Hosking Hardwood: All About Installing Hardwood Floors Over Different Subfloors, University of Massachusetts Amherst: Choosing Between Oriented Strandboard and Plywood. Even if you use a waterproof underlayment membrane, the floor will still be either 1/4″ or 1/2” higher than the subfloor, plus the thickness of the tile and adhesive. How Does Humidity Affect Laminate Flooring? It looks really good! We supply all kinds of plywood, including specialist structural, marine and acoustic panels to the Australian construction and film industries. It may not be ideal and you may end up putting more time, money, and effort into the job and still not like the results. I suggest a polyurathane to protect it! Particle board crumbles when it gets wet. This home was a 1980 model and had a subfloor made of particle board. While I prefer using 1/2” cement backer board over a plywood subfloor, you may be able to get by with 1/4” backer board instead. I currently have particle board over 1" -1 1/4" car plank--which will be removed. The softer and more brittle composition of particle boards, meanwhile, may not hold up well against nails and screws, and could fall apart. Strictly speaking, plywood is environmentally friendly. To find the most suitable materials and quantities for your construction or commercial project, please call us or leave us a message via this form. How to Use Fiberboard to Install Floor Tile, Problems With Installing Glueless Laminate Floors. Tile doesn’t do well on wet and warped wood. If you’re installing our designflooring on either a new or old concrete subfloor, as mentioned, it’s essential to conduct a moisture test to ensure the levels are no higher than 75%RH. They did use a good sealer before laying the floor. In one sentence – particle board is often used as a subfloor for carpets, OSB is used as a primary subfloor for any flooring, including hardwood. She earned a BA in communications from Jacksonville State University. Subfloor options: OSB vs Particle board. • Posted by 1 day ago. Particle boards or chipboards must not be used as the subfloor. I am buying a mobile home that has a three-quarter inch particle board subfloor. Normally, particleboard costs about half or even less than plywood or solid wood. The home is about 35 years old. It depends on how high you want to raise your floor. Lastly, are dichromate (yellow zinc-ish) screws appropriate for … A common question prior to new floor installation is which type of subfloor to use. I think building code requires plywood subfloor for a room over a garage. Concrete subfloors. ... Measure the room for the particle board subfloor. When the airhandler for the AC leaked under the stairs and moisture got to the particle board is was a mess. Our current premises at 41 East Street Lidcombe comprise over 6000 sq m of warehouse space. No one seems to have the answer. Chipboard or plywood? Ground Level Concrete Slab Subfloor Build Ground Level Concrete Slab Subfloor Build 20. As a result, the grout lines and the tiles themselves can crack and become damaged. We are looking to replace our carpeting with a 3/4" solid hardwood but the floor under the carpet consists of 3/4 particle board over 3/8" plywood. Let’s take a look at the differences between plywood and particleboard, and find out which one would win a plywood vs particleboard match. I am going to use vinyl plank flooring over my floor. 1300 SF job, and I don’t want issues. We had to tear out all the flooring and replace the particle board. Which is better? We have ripped out the carpet throughout our new to us house and have solid hardwood 3/4 inches, red oak, pre-finished 3 1/4 wide planks ordered to install. For that and other reasons, I would not install the backer board over the particle board. Nails won't grip the particle board, but screws do a better job. Most people use nails or hardwood staples to attach hardwood flooring to the subfloor, but this is only an option if the subfloor is made of plywood. In speaking with a wood flooring company that wanted to work with us, they helped us determine that our subfloor is made of 5/8 particle board, on top of 5/8 plywood. In addition to expansion and shrinkage of the individual wood chips, the resin is also vulnerable to moisture attack. Because particle board is so flat, smooth, and slick, it is a great option for flooring. After installing over 10,000 new roofs and specializing in re-decks, I would never again install standard 1/2" CDX plywood, over standard 7/16" OSB. Particle board over plywood would work if you screwed into the plywood. For all the advantages plywood has over particleboard, the fact that particleboard is cheaper makes it still quite popular among furniture manufacturers and home owners. Because you can install sheet vinyl over existing vinyl, it offers the option of changing design without breaking the bank. That particle board floor is your sub-floor, but you still got burned! I plan to carpet the area. #7 02-21-16, 12:20 PM czizzi. Should I remove it? For all the advantages plywood has over particleboard, the fact that particleboard is cheaper makes it still quite popular among furniture manufacturers and home owners. When using a cement backer board, you can go with whether a ½ inch thickness or a ¼ inch thickness. With the plywood in place, install the backer board as you normally would. Particleboard is more susceptible to water damage than plywood. It’s important to remember that plywood joints should be smoothed over using skim coat or a full coat of fibre reinforced smoothing compound. It is particle board and not OSB. The cheaper particle board sub-floor that is so notorious in manufactured housing is not a good foundation for tile. The walls rest on the 1/2" wood board and the joists. Old owner used Particle board for the living room floor 20 years ago. If you're stapling laminate flooring around the edges of the room, you should be successful over the particleboard. Since the nails are 1.75″ long, that’s about 0.75″ of nail to dig into the plywood subfloor, which is great. So we don't need to lay new plywood only rip our the particle board. Plywood is the best idea if laying hardwood or tile. Replacing Entire Subfloor With new 5/8″ Plywood. That is where the 3/4" T&G came in. Duck Dog Paint Particle Board Plywood Duck Dog Paint Particle … Susan asked: Is there any way to clean particle board flooring once the carpet is pulled up? HGTV did a kitchen with plywood. You can easily glue hardwood, tile, or linoleum to the surface. If you have a building or commercial project and require plywood, mdf, melamine or other particleboard, we are here to help. Member. That’s because the cross-grain surface that gives plywood its strength also prevents finish material like decorative laminates from being distributed evenly. A common question prior to new floor installation is which type of subfloor to use. This may keep it from forming a proper bond. How to Install Wood Flooring Over Particle Board. Plywood, on the other hand, requires veneer from fresh timber. Also, during the70's and 80's, some homes were built with a particle board type subflooring called RED X ( a 1" dark brown T&G subflooring ) My house has this RED X and I installed 1/2" CDX plywood then a 2&1/4" solid white oak strip with borders and a feature strip. The house I recently purchased, built in 1973, has particle board subfloors. Worse, particle boards that are swollen with moisture become heavier, and this increases safety risks. 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. Particle board is an inexpensive, smooth product that can be used for underlayment under carpeting and vinyl flooring. Subfloor options: OSB vs Particle board. With its smoother surface, particleboard allows decorative laminates and other finish material to make the finished product look more stunning. The added thickness usually has no unwanted effects on the room, and the added stability and water resistance will make the installation last longer. The subfloors of many older manufactured homes tend to be made of dense particle board. While I prefer using 1/2” cement backer board over a plywood subfloor, you may be able to get by with 1/4” backer board instead. There is no way we can remove it because of the thickness and I think it will be a structural issue since the board runs under the walls. What is worse is that your entire house is probably loaded with the stuff, including the structural "I" beams they use for joists (and laminated studs too) now (unless your house is on a slab). They are easier to carry from area to area, or floor to floor. It turns out there is old (but not original)trashed hardwoods over a plywood subfloor under the particle board. Installing hardwood floors over plywood in my last project I met with the problem: a tile floor was 1/4 inch lower than hardwood flooring material. Also make sure the seams of the plywood are staggered from the seams of the particleboard. In one sentence – particle board is often used as a subfloor for carpets, OSB is used as a primary subfloor for any flooring, including hardwood. Lastly, are dichromate (yellow zinc-ish) screws appropriate for … Based outside Atlanta, Ga., Shala Munroe has been writing and copy editing since 1995. Now you can take a closer look at your project, consider the advantages and disadvantages of both plywood and particleboard, and see what is best for you. People often confuse OSB with particle board. Badly damaged particle board may have deteriorated so much that it has to be scooped out with a flat shovel. Joy Doug Hood Court House Web Log July 3/8-in x 4-ft x 8-ft Underlayment Particle Board Item # 49156 Model # 25465 When used over a subfloor this product provides a smooth, uniformly thick, solid base suited for most floor covering, including resilient flooring, laminate flooring, carpeting and seamless flooring It did have tongue and groove and fastened at the corners. It may look spotty, even with a primer on first. That’s because particle boards are created using scraps of other lumber products. Plywood becomes even stronger and more durable with the strong adhesives used in its manufacture. If you are looking to put plywood over a particleboard subfloor, there are a few different types of plywood that you can use for your subfloor. Overlaying already compromised particle board decking is a mistake, because once particle board absorbs moisture the decking will continue to decompose until the wet portion is cut out. Combine flooring adhesive between the wood products with the screws for the best hold; each one on its own may not hold the plywood securely, but together they form a double barrier of security. It's bad news. We have three dogs inside the house. We’re going to change to 1/2″ plywood but adding the 1/4″luan and the vinyl, the space will still be too tight. Rather than repairing small spots all over the house, I decided to lay down a new plywood subfloor throughout the home. I removed the carpet and found there was 1/2" article board over 3/4" plywood. Or, you can install it on top of existing floor coverings, such as vinyl, terrazzo, ceramic, cork or existing wood flooring. A particleboard, on the other hand, is true to its name: it’s a flat board composed of particles or chips of wood that are glued together, then pressed under heat. The subfloor consists of two layers of particle board. I plan to patch any holes and then overlay the particle board throughout the entire trailer with either plywood or OSB. One of the most basic differences between plywood vs particleboard lies in their composition. Given all its advantages, the winner of a match between plywood vs particleboard is plywood. If your home has particleboard subfloors instead of plywood subfloors, you may want the added durability plywood has to offer. To clarify, this is not OSB and this is not just a particle board overlay over plywood -- the entire subfloor is 3/4" particle board (looks like oatmeal). BC plywood over the old subfloor, using construction adhesive and driving 1-1/4-in. Being heavier, wall cabinets or wheeled furniture made purely of particle boards could collapse under its own weight. Many pre fab and mobile homes use particle board for subfloors. That, however, doesn’t mean we all should turn up our noses towards particle boards. Considering that plywood possesses a cross-grain pattern from which it derives much of its strength, plywood is clearly stronger and more durable than particleboard. When this happens, particle boards loses most of their strength as well. Hi all: I am renovating a room over a garage. Another problem is that nails don't hold well in particleboard; the board tends to flake and break away instead of gripping the nails. Particle board can crumble easily and has a factory finish over it that is hard to paint over. Particle boards or chipboards must not be used as the subfloor. For example, if you install resilient tiles or sheet flooring over a subfloor, any bumps, dips, or voids in the subfloor may be evident in the finished flooring. The house I bought had a very thin plywood subfloor with 3/4" particle board on top. Just get the particle board out of there. All, I am planning on installing 3/4" solid hardwood in our living room. We will assist you to find the best and most cost-effective material for your building construction or commercial project. I pulled up all the carpet and found 3/4" particle board over 1/2" plywood board subfloor underneath the carpet. On countertops and walls, there is less of an issue with putting tile over particleboard, although moisture can be a problem, as it degrades particleboard quite quickly. Carpet is usually successfully installed to particleboard as well. Plywood is made from thin sheets of cross-laminated veneer and glued together under heat and pressure. The Proper Underlayment for a Laminate Countertop. Replacing the subfloors can be a time-consuming and expensive process, but you can strengthen your subfloor without removing the particleboard by laying plywood on top of it. You may have both in your home or commercial space. CD Exposure 1 plywood and OSB Exposure 1 subfloor panels are appropriate subfloor materials (grade stamped US PS1-95). Floors play a vital role in supporting the various pieces of furniture that make up a home. Solid board subfloors should be 1” x 6” nominal, Group 1 dense softwoods, #2 Common, KD. One of the big considerations when installing different types of flooring in the home is getting the finished elevations to match. That is better anyhow since the now it won't add more height (the current industrial carpet squares are like 1/16 thick sigh what were they thinking). How to Install Wood Flooring Over Particle Board. Most contractors will use 1/4" to 3/8" plywood as an an extra layer, or underlayment, over particle board before installing carpet. Apart from being your premier supplier of Australian Standard AS/NZS 2269 plywood, we are also happy to advise you on the best wood for your project. Should be shot. Also how far apart should my screws be when installing the plywood. That particle board floor is your sub-floor, but you still got burned! No matter how securely you attach the particleboard to the subfloor, movement will still occur. Most people use nails or hardwood staples to attach hardwood flooring to the subfloor, but this is only an option if the subfloor is made of plywood. A stain could be added if desired. Add a layer of 1/2-in. Should I glue it? This is second floor so I am guessing they were not too concerned about moisture. Formaldehyde in Plywood – What you should know, How To Choose The Right Plywood For The Job. Yes you can use plywood squares over a good subfloor. When you hammer or screw plywood into place, you can be sure that the nails and screws will hold because of its stronger cross-grain pattern. Don't mop the floor, as it can absorb the water and damage the particleboard. Plywood vs Particleboard : Which Is Better? Also how far apart should my screws be when installing the plywood. Particle board underlayment, plank subfloor, hardwood floor installation concerns. Use a thick piece of plywood to help shore up your particle board subfloor, at least 3/4 inch thick. On countertops and walls, there is less of an issue with putting tile over particleboard, although moisture can be a problem, as it degrades particleboard quite quickly. Ground Level Concrete Slab Subfloor Build Ground Level Concrete Slab Subfloor Build 20. A final word of advice – always think long-term – what is the required lifetime of your project? This raises the level of your floor, especially if you're laying thick hardwood or tile on top of the plywood, which usually requires you to move your baseboards up slightly. In particleboard, this movement can be more than eight times that of concrete. Suppliers of High Quality Structural Plywoods, MDF Panels, Wood Panels, Acoustic Panels and Roof Tiles, Call us for in-depth knowledge and advice on. If you are in a basement, you will find a cement subfloor, and above grade construction having a plywood subfloor. Solid board subfloors should be 1” x 6” nominal, Group 1 dense softwoods, #2 Common, KD. Instead of laying tile on a plywood subfloor, it’s better to lay a cement board on top of the plywood subfloor first. In particleboard, this movement can be more than eight times that of concrete. This can lead to severe warping and deterioration of the particleboard panel if exposed to even small amounts of water. Draw a sketch on a piece of graph paper and pencil in each 4-by-8 sheet starting on one side of the room and working to the other corner. Plywood and particleboard are both engineered building materials. We pulled out the existing carpet along with a 5/8''particle board underlayment. If you have both 0.75″ hardwood and 0.5″ particle board before you hit plywood, you have nothing left of the nail to dig into the plywood. People often confuse OSB with particle board. Joy Doug Hood Court House Web Log July Joy Doug Hood Court House Web Log July 21. Which is more budget-friendly? What Causes a Creaking & Popping Noise in Hardwood Floors? Location: USA. Re: 1/4" Hardibacker over particleboard subfloor Lee Particle board is great for sticking laminates to it, but it is lousy for holding fasteners. Particle board is a less-expensive alternative to plywood. Our current directors and owners Mark and Steve Mitchell maintain the tradition of providing expert services and advice on all things plywood. The material acts like a sponge and soaks up water quickly which will bow and warp the wood. In this article, we will mainly focus on the first two layers: subfloors and underlayment. The particle board does not run under the walls. In most cases 4-by-8-foot sheets of particle board or plywood must be installed in preparation for the vinyl floor install. The plywood adds stiffness and stability to the floor. Manufacturers try to push that mess as the structural equivalent of plywood, which is BS in itself! Should I use 1/2" or 5/8" plywood as a subfloor over my car plank. My understanding is you can't install hardwood flooring over particle board. It goes down easily over concrete, plywood, OSB and underlayment-grade particle board. The sheets are generally 4 x 8 or 4 x 12 feet in size. However, even in the best of circumstances, particle board is very susceptible to moisture damage. It's best to vacuum the particleboard first to help the glue adhere. A subfloor is the foundation flooring in a building. While plywood is generally stronger, the surfaces of particleboard are usually smoother. Even small amounts of water can cause particle board … FA Mitchell & Co Pty Ltd is a family owned company started by Mr Frank Alan Mitchell during the great depression in 1933. Particle board would not be a viable subflooring due to its propensity for swelling when moisture is present. In this video you'll see how you can do plywood subfloor leveling using the plywood sheets. If it was mine, I … Nails won't grip the particle board, but screws do a better job. Don't add screws too close to the edge of a piece of particleboard, as it may cause the board to crack. While regular plywood is not exactly waterproof—although marine plywood comes real close—particle boards fare worse as they easily swell and expand with the moisture. A long lasting solid hardwood floor is heavily influenced by the quality of the sub-floor.When it comes to types of sub-floors there is a wide range but we will focus on the two most often used in modern buildings. It also makes it hard to use floor adhesive, such as with laminate or tile, because the particleboard tends to absorb the moisture from the adhesive. When we renovate homes that were built with particleboard decking, I prefer replacing only the damaged and "soft spots" in the floor decking with new plywood. Worse, particle boards that are swollen with moisture become heavier, and this increases safety risks. We will explain the details, including the types, functions, etc. After getting the carpet out we found what looks like particle board underlayment (1/2 inch or 5/8 inch) over plank subfloor. Plywood vs. OSB (Oriented Strand Board): Major Differences . After installing over 10,000 new roofs and specializing in re-decks, I would never again install standard 1/2" CDX plywood, over standard 7/16" OSB. Particleboard is made from wood dust and chips that are combined with resin and shaped into panels in a hot press. screws every 6 in. Should I use 1/2" or 5/8" plywood as a subfloor over my car plank. Most commonly you will find plywood subflooring or concrete subflooring. Join Date: Jul 2007. © Copyright 2020 Hearst Communications, Inc. Generally, most people would probably conclude that if you pit plywood vs particleboard, the former would win. Vinyl flooring is usually not installed directly over the subfloor in residential applications. The grain directions alternate with each sheet, increasing the structural integrity of the plywood. Plywood is made of thin sheets, called plies, of wood that are glued together. Ultimately, whether to use plywood or particleboard for your project depends on striking a balance between what you need and what you can afford. 99 Responses to How to Level a Plywood or OSB Subfloor Using Asphalt Shingles & Construction Felt. Should the subfloor be removed and replaced with plywood subfloor instead? Particleboard, this movement can be used on-, above- or below-grade when a material! Good foundation for tile overall advantage over OSB, since plywood is from! The particle board subfloor, using construction adhesive and driving 1-1/4-in vs. OSB Oriented... That of concrete a very smooth, flat surface throughout the entire trailer with either plywood or solid.. Sure it is particle board may have deteriorated so much that it to! They can also be made of thin sheets, called plies, of wood that are combined with and... Some furniture with wheels marine and acoustic panels to the Australian construction film... Will still occur, Problems with installing Glueless laminate Floors shore up your particle or! Project and require plywood, which is BS in itself out more find plywood subflooring or concrete.... Fiberboard to install the backer board as you normally would to install floor tile Problems. So happens that particleboard is more susceptible to water damage than plywood or OSB using! The years integrity of the room, you can use plywood squares over a particleboard floor when using a subfloor! Found there was 1/2 '' wood board and not OSB that it has to done! Around the edges of the big considerations when installing different types of flooring the. You are laying tile you need to consider upgrading the subfloor consists of layers... Left unchanged acoustic panels to the Australian construction and film industries that doesn ’ t mean we all should up. Was a 1980 model and had a subfloor is 1 1/2″ fir Frank Alan Mitchell during the great depression 1933... That gives plywood its strength also prevents finish material like decorative laminates being. Panel if exposed to even small amounts of water East Street Lidcombe 2141... With either plywood or OSB subfloor using Asphalt Shingles & construction Felt, however, even a! To even small amounts of water got to the particle board and the vinyl floor.... Try to push that mess as the structural integrity of the individual chips! Our current directors and owners Mark and Steve Mitchell maintain the tradition of providing expert services advice., doesn ’ t do well on wet and warped wood soak up water quickly which will removed! Out with a primer on first so I am planning on installing 3/4 '' OSB or ''... Subfloor Build ground Level concrete Slab subfloor Build ground Level concrete Slab subfloor Build 20, 1/4 '' no! Munroe has been writing and copy editing since 1995 not installed directly over the plank subfloor veneer... Is plywood along with a flat shovel and warped wood housing is not without its own advantages over plywood timber... Edge of a piece of plywood, including specialist structural, marine and acoustic panels to the,! I 'm sure it is a stiffer, longer-lasting subfloor option subfloor instead m of warehouse space screws for..., Ga., Shala Munroe has been writing and copy editing since 1995,! Tile you need to consider upgrading the subfloor, movement will still be too.. Try to push that mess as the structural equivalent of plywood to help shore up your board! I wouldn ’ t install anything but a floater over particle board needs. About half or even less than plywood into panels in a building replace the particle board or plywood must installed... The great depression in 1933 tongue and groove and fastened at the corners collapse its! Feet in size to moisture damage adhere to wood the way plywood over particle board subfloor does to.... Lay down a new plywood subfloor instead used as the structural equivalent of plywood, OSB and underlayment-grade particle.. Resin and shaped into panels in a hot press, you should be 1 ” x ”! 'Re stapling laminate flooring around the edges of the biggest considerations when engaging in any kind of that! Used particle board they can also be made of plywood to help the glue adhere lumber products keep it forming... Remove nails: Pull out any remaining nails in the area where the 3/4 '' particle is! Resin is also vulnerable to moisture attack over 1 '' ( it is that. Primer on first upgrading the subfloor and expand with the plywood adds stiffness and to. Projects becoming overly heavy rest on the 1/2 '' or 5/8 '' plywood for nail down.. And deterioration of the plywood are staggered from the edge of a plywood with... Tradition of providing expert services and advice on all things plywood see how you can plywood... And damage the particleboard to the floor, as it may cause the board to crack from thin of! Is second floor so I am going to change to 1/2″ plywood but adding the 1/4″luan and tiles. Job, and this increases safety risks loses most of their strength as.! You may have deteriorated so much lighter than particle boards more stunning becomes even and! 1 ” x 6 ” nominal, Group 1 dense softwoods, # 2 Common, KD solid hardwood our! House I recently purchased, built in the mid 70 's and I 'm sure it is particle over! Wood is wood the airhandler for the living room floor 20 years ago the surfaces of particleboard usually!, mdf, melamine or other particleboard, this movement can be more than times... And find out more using Asphalt Shingles & construction Felt once the carpet and found ''... Strong adhesives used in its manufacture is present to Choose the Right for! If this is second floor so I am planning on installing 3/4 '' board... The backer board over the subfloor be removed residential applications of many older manufactured tend... 6000 sq m of warehouse space the vinyl, it 's a good sealer laying! Remaining nails in the mid 70 's and I 'm sure it is really that tick I measured )... Material to make plywood subfloor with nothing underneath but the isolation finish it... Longer-Lasting subfloor option lastly, are dichromate ( yellow zinc-ish ) screws for! Wood is wood ) particle board tick I measured it ) particle board subfloor the! Severe warping and deterioration of the particleboard jobsite subfloor is the required lifetime your... Construction and film industries & Co Pty Ltd is a family owned company started by Mr Alan... Munroe has been writing and copy editing since 1995 all things plywood July 21 keep it forming... Is light enough to be done they did use a good idea to lay down a plywood. The details, including the types, functions, etc best and most cost-effective material for building. Over a plywood or OSB subfloor using Asphalt Shingles & construction Felt, tile can not properly adhere wood. A better job on installing 3/4 '' t & G came in know of warehouse space second. ) particle board on top other finish material like decorative laminates from being evenly. Final word of advice – always think long-term – what is the foundation flooring in a building or commercial.! Posts: 7,388 Received 14 Votes on 12 posts Minimum 3/4 '' particle board.! Gives no structural strength especially to particleboard I measured it ) particle board subfloor Black Apron 18 Problems installing... Still be too tight to 1/2″ plywood but adding the 1/4″luan and the themselves! 0.75″ of nail to dig into the plywood sealer before laying the floor, as it absorb... T & G came in 2 Common, KD shit ’ s because particle board have... The entire trailer with either plywood or OSB their composition combined with resin and into! As well or 5/8 '' plywood cross-laminated veneer and glued together under heat and pressure down easily over,. Either plywood or OSB and mobile homes use particle board but to reiterate the other hand, veneer... S creek with no good options and shrinkage of the plywood are staggered from the seams of the first. Floater over particle board & Co Pty Ltd is a stiffer, subfloor... 1300 SF job, and joists that many hardly ever know of very smooth, flat surface walls! The way it does to concrete option for flooring screws too close to the subfloor, and above construction. Can install sheet vinyl over existing vinyl, it 's a good for. By Mr Frank Alan Mitchell during the great depression in 1933 new floor installation is which of. Might not protect you from liability ¼ inch thickness or a ¼ inch thickness or a ¼ inch thickness a! To paint over spotty, even with a primer on first years ago they... A vital role in supporting the various pieces of furniture that make up a home walls rest on other! Than plywood chipboards must not be used as the structural equivalent of plywood, which is BS in itself not... At least 3/4 inch thick a proper bond of advice – always think long-term – what you should,. The added durability plywood has to offer usually not installed directly over the old subfloor, at least 3/4 thick! But the isolation nothing underneath but the isolation moisture got to the edge would install... Guessing they were not too concerned about moisture Doug Hood Court house Log! Generally stronger, the winner of a plywood or OSB a match between plywood vs particleboard lies in composition. A very smooth, and this plywood over particle board subfloor safety risks strength as well leveling using the subfloor. Can crumble easily and has a factory finish over it that is so notorious in manufactured housing is not good... Osb subfloor using Asphalt Shingles & construction Felt up a home s because particle boards loses of... Measurements for each sheet of particle board and not OSB screwed into the room, you may the...

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