For a nailing down 3/4" solids over Particle board: … Running the floorboards along the longest dimension of the room will make the room appear larger than it is. © 2004-2012, Copyright protected. All Rights Reserved. Any drawbacks if I quickly Paint the subfloor w/ leftover latex paint, then dry few days, then lay paper & nail install hardwood. This resistance to moisture makes it much more structurally stable. 9/16" or thicker Floating Engineered Wood Floors can simply be installed directly on plank subfloor.The hardwood flooring must be installed crossing the subfloor boards (at a 90 degree angle). recommend laying 15 lb. We recommend to lay a 4-6 mil plastic down on the slab first to retard any minor moisture transfer from the concrete. The flooring must be installed crossing the floor joists (at a 90 degree angle). If the existing sub floor is 3/4" thick, solid and flat with no deflection between the joists when walked on and the floor joists are spaced 16 inches or closer, you may be able to run the hardwood flooring parallel with the floor joists to obtain a desired look. Concrete slabs need to be flat. Copyright � 1998-2020, Hosking Hardwood Flooring. 3. Floating Engineered Wood Floors were designed for installing over concrete and really work the best. Slabs can emit excessive (higher than 4%) moisture at different times of the year depending on ground water tables. If there is any deflection in the wood plank subfloor when walked on it would be advisable to add an additional layer of 3/8" or 1/2" thick plywood underlayment glued and screwed down over the plank subfloor to add stability to weak subfloors. If you choose to install strand bamboo as a floated floor make sure to follow the installation instructions perfectly. I personally do not like installing new flooring over old flooring because any additional height can cause problems with the overall appearance of the room or pose problems with having to cut the bottoms up on interior and entrance doors to allow the doors to swing properly. We also go over questions regarding Particle Board and Installing New Hardwood Flooring over Old Wood Flooring. It is also important to keep the home's relative humidity level at between 30 - 50% or what the manufacturer recommends. Engineered or Solid Wood Flooring that is less than 1/2" thick can be installed over a plywood subfloor. could develop distortion later. That option is floating a floor over top of the subfloor. Should the MDF boards be fastened at all? If the hardwood flooring is installed parallel to the direction of the plank subfloor the new wood floors could pull apart leaving open gaps or develop waviness later if the underlayment planks expand/contract or the edges cup upwards. layer of 3/8" or 1/2" thick plywood underlayment glued and screwed down We go over the process of tearing out particleboard and replacing it with real plywood. All three collections are a mix of domestic and exotic species and are coated with 8 coats of aluminum oxide/polyurethane for a very durable, scratch resistant finish. If there is too much moisture it may cause the wood planks to cup, or buckle. The hardwood flooring must be installed crossing the subfloor boards (90 degree angle). BUT the additional height of both the particle board and the new flooring may pose a problem with doors and appliances. These hardwood floors can simply be installed using their 1/8" thick padding directly on the concrete slab over a 4-6 mil plastic. Doing this will also allow you to run your new wood flooring in any direction desired. Home Depot and Lowe's Rely on Hosking Hardwood for Answers, All personal consumer information submitted through this web site will be held confidential within the company. Although it is standard practice to install all hardwood flooring no matter the thickness, across the floor joists to support, stabilize and strengthen the whole floor structure sometimes that board direction is not preferred. How well the floor structure is designed and built will determine how much weight the floor can carry. WordPress Theme Custom Community 2 developed by Macho Themes. Here are the eight critical questions you must research and answer to plan and budget for a successful engineered hardwood flooring installation. All About Floating Engineered Wood Floors These design failures lead to multiple performance or structural failures of the floor system causing excessive movement, sagging, unequal heights, separation, or squeaking within the floor system. But if you have a weak subfloor that flexes up and down when walked on I would recommend adding an additional layer of 3/8" or 1/2" thick plywood underlayment, glued and screwed down over the weaker subfloor will add stability. Floating Engineered Wood Floors can simply be installed directly on OSB subfloor.The hardwood flooring must be installed crossing the floor joists (at a 90 degree angle). OR, install 2x6 blocking between the floor joists for added stability. (If there is any deflection in the subfloor when walked on it would be advisable to add an additional layer of 3/8 or 1/2 thick plywood underlayment glued and screwed down over OSB subfloor to add stability OR install 2x6 blocking between the floor joists for added stability.). Plywood. If so, what do you recommend to fill the joint between the 2 types of subfloor? Remember: Even the best wood flooring will react to the presence of moisture. As an alternative you could install 2x6 blocking between the floor joists for added stability. With all that being said though the answer is YES you can install New Wood Flooring over the old. The flooring must be installed crossing the subfloor Add more wood screws, if needed, to secure them. Deodorizing a subfloor that has been soaked with pet urine requires a two-step approach. The boards should be no wider than 6 inches and installed on a 45-degree angle. black felt Hardwood flooring underlayment paper over the subfloor overlapping the seams 4-6 inches to help retard moisture transfer. One of the benefits of removing the old flooring is it allows you the chance to fix any loose subflooring or squeaks by re-securing the main subfloor to the floor joists prior to installing the new flooring. It’s inexpensive, flat, smooth and bonds well to the vinyl adhesives. 3/4" Thick Solid Wood Flooring cannot be nailed or directly glued down over a concrete slab. Fix the creaking first, then ulay and use 1/4" crown staples. If you plan on using a glue-down engineered wood floor, we recommend making sure the slab has a moisture content of less than 4% throughout the year, and to use an adhesive that is water resistant. Engineered wood can be glued, nailed, stapled, and some can even be floated—depending on the subfloor. I pulled up all the carpet and found 3/4" particle board over 1/2" plywood board subfloor underneath the carpet. Particle board and chipboard are unacceptable for solid hardwood installations, but may be used in an engineered flooring install. Re-secure any loose wood subfloor planks, OSB, or plywood subfloors to the floor joists using 2-1/2" deck screws. Laminate Flooring FAQ, All About Solid Wood Flooring I have only included Particle Board in this article because a lot of people see it when they remove old carpet and think it is a structural subfloor material like plywood or OSB. BUT…. Most engineered wood floors can also be installed using the floating method. Laminate Flooring can simply be installed using their 1/8" thick padding directly on the concrete slab over a 4-6 mil plastic. Installation usually consists of nailing these boards to the floor joists. Doing this will also allow you to run your new wood flooring in any direction desired. Most nice homes have joists/trusses 16" oc with 3/4" plywood subfloors that are glued and nailed. You immediately ask, “How to install hardwood floors over particle board?” It isn’t so much how you install wood floors, but what type of wood floors can you install over particle board. … Excellent article. When choosing underlayment material, many people consider using particle board. All About Installing Hardwood Flooring Over Radiant Heat Water used within the mix of newly poured slabs can take up to 3 months or more to dry out. Laminate Flooring, which can only be installed using the floating method, can be installed over a plywood subfloor (over the recommended foam pad). my question now is, the flat is open plan, that is, the kitchen/dining/living is all open and at the same level. Laminate Flooring, which can only be installed using the floating method, can be installed over a 3/4" thick Too many times over the years I have seen homes that were built that have had weak foundation footings, Improper spaced support columns, undersized and/or improperly spaced floor joists or weak improperly nailed sub flooring. Subfloor has old embedded drywall dust, dirty & want things Nice and clean underneath. Doing this will also allow you to run your new wood flooring in the longest direction of the room if desired. Another great thing is that you can get a wider plank than you can with a solid wood floor because of the fact that quality engineered flooring will resist cupping much more than solid hardwood will. But I must level up 9-10 mm first and found some simple 9mm MDF boards that would fit. news.simplefloors.com/how-to-install-hardwwood-floors-over-particle-board Even though you may think your homes environment is dry, interior relative humidity moisture levels and ground water tables can change frequently from month to month, We recommend laying 15 lb. National Wood Flooring Association approves usage of OSB as a subfloor for hardwood flooring with nail-down installation with minimum thickness of 23/32″ and recommended thickness of 7/8″ or 1-1/8″. But don’t worry engineered hardwood floors are great for several reasons. Moisture testing should be performed prior to any installation of hardwood flooring. The addtional underlayment should be glued and screwed down over 3/4 inch thick OSB subfloor to add stability. 3/4" Thick Solid Wood Flooring and most all other hardwood flooring including Engineered or Floating engineered wood flooring and Laminate floors can be installed directly over 5/8" or 3/4" thick CDX plywood sub floors. I have discovered some left over tile glued to particle board. You install it perpendicular to your other floor. If the laminate flooring is installed It is particle board and not OSB. If you want a wide engineered wood then check out the Vintage Couture Collection. I have read somewhere that engineered wood is better than solid for use in kitchens, because of possible water escape. If the subfloor is plywood or particle board, start by screwing down any loose boards or plywood sheets. If signs of moisture appear, DO NOT install any wood flooring until the excess moisture level is corrected. You could try: Pull up the existing flooring and baseboards in the room you are working in. FYI, Full basement underneath. Loose or damaged subfloors can cause squeaking and affect the performance of the finished flooring that is installed over it. simpleFLOORS offers traditional multi-strip plank laminates, handscraped single plank laminate floors, and smooth single plank laminate flooring. Can 3/4 inch hardwood be installed over subfloor AND then continue over concrete slab? If the OSB sub flooring flexes up and down when walked on then you should add an additional layer of 3/8" or 1/2" thick plywood underlayment glued and screwed down to add stability. The key to a beautiful, long-lasting hardwood or laminate floor is a well-prepared subfloor. • 1 ½" x 5" solid fir deck boards installed at 90 degrees to 4" x 6" beams spaced 4'00" OC. Don't mop the floor, as it can absorb the water and damage the particleboard. When installing engineered, solid or floating floors that are less than 1/2" thick we highly recommended you add an additional layer of 3/8" or 1/2" thick plywood underlayment. Or, you can install … Running the floorboards along the longest dimension of the room will make the room appear larger than it is. The different subfloors depend on the age of the house and the location. And if the old flooring should ever become loose it could affect the new flooring installed over it. Particle board underlayment has the appearance of oatmeal but is actually made up of tiny wood particles glued and pressed into 4" x 8" sheets. We Plywood is probably the most common subfloor found in residential homes and has been one of the main sources of subfloor … Concrete slabs usually consist of a 4-6" thick, 3,500-5,550 lb strength concrete pour. Mobile home subfloor thickness may be of some concern, and installing plywood over this subfloor can give you a stronger base for your hardwood… In the summer months when the humidity is higher the wood will absorb excess moisture and expand and the gaps will disappear. If you want a hardwood floor with some texture check out the Old World Chisel Collection. Is the subfloor rigid or strong enough to support your hardwood flooring? After you allow the floor to dry out, seal it with a subfloor … Im replacing old 3/4" hardwood with a floating click-lock product. Hardwood Flooring FAQ Use a self-leveling cement type floor leveler to fill any depressions within the slab and allow to dry before installing any flooring. This is not always the case in a mobile home, however, where subfloors may be made of lesser-quality particleboard. Installing thinner wood flooring over an already weak or thin subfloor may cause the whole floor system to flex up and down when walked on. Have 7 year old new construction home. If you desire to run the wood flooring parallel with the subfloor boards you must install an additional layer of 3/8" or 1/2" thick plywood underlayment glued and screwed down over the plank subfloor. Particle board is NOT a structural subfloor material and is only manufactured to be used as a inexpensive underlayment filler sheet on top of the main structural subfloor material to raise the height of carpet to a desired level. When hiring someone to do the work i will be knowledgeable of questions and answers to ask! Because the edges of this CDX plywood are tongue and grooved they interlock to each adjoining sheet providing a strong secure base for any finished flooring. Here, you must have a minimum of 5/8" subflooring over joists 16" oc. One common underlayment for vinyl floors is 1/2-inch particle board. Now, because I already have an 18mm layer of plywood, could I use one of the 11mm solid woods over this or would I still have a problem in case of water escape? To prevent hearing squeaks later through the finished flooring I highly recommend applying a thick bead of subfloor adhesive caulking to the top of the floor joists before laying each sheet, then screw the CDX sheets to the floor joists using 2-1/2" long deck screws screwed every 8 inches. That means as the seasons change the engineered floors won’t change. Laminates are a durable, cost-efficient flooring choice. All Rights Reserved. 1. ? Doing this will help minimize any movement within the wood flooring later. Remove the subfloor … Now you know how to install hardwood floors over particle board. And the final reason is that engineered flooring can be floated very easily by a do-it-yourselfer or by a professional. I have looked at engineered wood and see that it is basically a 3/4mm wear layer ie solid wood and then plywood or hdf core. 3/4" Thick Solid Wood Flooring can be installed directly over 3/4" thick OSB subfloor. subfloor when walked on it would be advisable to add an additional Interesting you said particle board cannot be used as a structural subfloor as my house (built in 1987) has particle board AND hardwood as the structural subfloor. If you do recommend engineered flooring, is the type with the HDF core ok f, Customer Expectations When Buying Hardwood Flooring, Our Installation and Refinishing Services, How to measure a room for installing a hardwood floor, What Size Flooring Staples / Nails to Use, Choosing a Hardwood Flooring Wood Species, Prefinished or Unfinished Hardwood Flooring, All About Wear Layers - Engineered Flooring, Hardwood Installation Tips What you need to know, minimize any movement within the wood flooring, All About Floating Engineered Wood Floors, All About Installing Hardwood Flooring Over Radiant Heat, Home Depot and Lowe's Rely on Hosking Hardwood for Answers. can laminate flooring be laid over thermoply? Concrete slabs should be flat, use a leveling compound to fill any depression or voids. Particle Board. I explain what they are and what type of flooring would be best used with them: 3/4" thick Solid Wood Flooring, Engineered Wood Flooring, Floating Wood floors or Laminate Flooring. • 1x8 solid fir/pine boards installed at 90 degrees to joists spaced 16" OC. Id like to install over the existing wood, but then the floor will be 11/32 higher, possibly screwing up my exterior threshholds. Clear procedurally advice, with the why you do it this way, its great. The kitchen will only have the sink (the washing machine going elsewhere.) If you have a weak subfloor that flexes up and down when walked on I would recommended adding an additional layer of 3/8 or 1/2 inch thick plywood underlayment glued and screwed down over a 5/8" or 3/4" thick subfloor to add stability. There are four common types of subfloors, plywood, concrete, OSB (oriented strand board), and particle board. The first step is to treat the subfloor with an enzymatic odor remover. If the laminate flooring is installed parallel to the direction of the floor joists the Laminate flooring could develop distortion later. Will use Roberts Silicone Vapor Shield (SVS) paper underneath. Then, using a floor leveling compound or … In this video. subfloor is flat. 9/16" or thicker Floating Engineered Wood Floors can simply be installed directly on plank subfloor.The hardwood flooring must be installed crossing the subfloor boards (at a 90 degree angle). This is a question we get asked enough to post information on the subject. If a 3/4" thick hardwood floor is desired, a sleeper system can be built on top of the slab using 1/2" or 3/4" thick x 3" wide strips of wood spaced 12 inches apart with 3/4" cdx plywood screwed to the top then the flooring installed. In fact it must be supported by a strong subfloor … By Jeff Hosking – Hosking Hardwood Flooring Inc. Plank subfloors are usually made up of 3/4" thick x 4-8" wide southern yellow pine boards. You could never use 1/2" plywood as a subfloor, unless your joist … OSB exposed during construction must be allowed to dry (especially before installing sensitive finish materials such as hardwood … As with plywood subfloors, if there is movement or squeaks, refasten the subfloor to the joists and set protruding fasteners into the subfloor. black felt Hardwood flooring underlayment paper over the wood subfloor overlapping the seams 4-6 inches to help retard moisture transfer that may migrate up from damp basements through the subfloor and affect the stability of the Hardwood floor. Give us a call and we will send you free samples or stop by a local simpleFLOORS showroom. Similar Q: Two years ago we purchased a country home which was built in 1945.I have just removed the carpet from the living room, dining room and hallway. Installing an engineered wood floor is a major project. For installations over Particle board, use Laminates, floating floors or if the Particle board is in good condition you can also staple down 3/8" engineered. Slab floors that have a 4-6 mil plastic installed prior to the pour will better retard moisture transfer later. Spread flooring adhesive on the particleboard with your flooring trowel. plank subfloor (over the recommended foam pad) as long as the plank Since this type of sub flooring is usually found in older homes and can loosen up over time from the boards expanding and contracting, it is very important to remember to re-secure these planks to the floor joists using 2-1/2" deck screws prior to installing any floor covering, as loose or damaged boards will affect the performance of the finished flooring. Home | About Us | Sitemap | Terms & Policies | Customer Service | Contact Us | Links | Request A Quote, Please Tell Us What You Think Of Our Article, All About Subfloors - installing flooring over various sub-floors. OSB Subflooring looks like, and is, a bunch of wood chips glued together. When thinking about installing wood flooring in a situation where the only subfloor is particle board, you really only have one option. OR, install 2x6 blocking between the floor joists for added stability. This is why it is important when installing a wood floor to acclimate the wood to the home from 4 to 7 days or more prior to installation and to leave the proper expansion gap around the perimeter and at all fixed objects. (adsbygoogle = window.adsbygoogle || []).push({}); The four main types of subfloors most often found in homes as shown in the photographs below. Treat it with the respect it deserves. Nail down installation may not be suitable for your home if particle board subfloor… Before installing hardwood floors, use a straight edge to find the humps and dips in the subfloor. Please do the addition below. This is used to make sure a real human is filling in the review. This plywood is made from thin sheets of (usually southern pine) veneer that are cross-laminated and glued together forming 4" x 8" sheets that are either 5/8" or 3/4" thick. • 1 ⅛" plywood subfloor installed at 90 degrees to 4"x 6" beams spaced 4 feet OC. It's best to vacuum the particleboard first to help the glue adhere. All About Engineered Wood Flooring It is standard practice to install the hardwood floors at a 90 degree angle across the floor joists to stabilize and strengthen the whole floor structure. (the floor was soooo uneven!!) I have an old 22mm nice looking, dry, flat, level and silent particle board underfloor on joists, planning to lay down a new floating 14mm wood laminate top layer. Moisture is a never ending concern with slabs and the use of a 3/4" solid wood floor could cause the floors failure. Hardwood floor installation can be slowed by an uneven subfloor. Place the new sheets covering over 3 of the seams in the existing floor which will … Particle board can absorb excessive moisture is very brittle and does not hold nails very well. hello, this is a brilliant article, however, i live in a first floor flat in an old listed building and have recently had 18mm ply laid over my whole floor, over the old floorboards, this was needed in order to level the floor in order to lay a new wood floor over the top. You can choose an engineered strand bamboo or you can choose a solid strand woven floor. Strand woven bamboo is also an option when you need to install floors over particle board. A: Hardwood should not be applied to particle board. Another option when you are wondering how to install hardwood floors over particle board is to choose a laminate instead of a hardwood. I removed LR & DR carpet to install nail down Bruce ¾” oak hardwood. over plank subfloor to add stability prior to installing any flooring. parallel to the direction of the plank subfloor the laminate flooring On the downside, particle board underlayment has very little structural strength. Start with a small area so … It goes down easily over concrete, plywood, OSB and underlayment-grade particle board. The home is about 35 years old. If this type of underlayment is present, it will have to be removed when planning to install a nail or glue down hardwood floor. Or fastened with screws, or glue or both? If you are looking for a traditional style engineered hardwood in your home check out the Terre Verte Collection. If the existing subfloor is 3/4" thick, solid and flat with no deflection when walked on you, can run the wood flooring parallel with the floor joists to obtain a desired look. Any advice on the "cover vs remove" decision tree? One method is to tape the edges of several 2' x 3' sheets of plastic down in several areas of the slab, wait approximately 48 hours to see if moisture develops under the plastic. If desired, Particle Board Underlayment can be left in place if a Floating engineered wood floor or a Floating Laminate floor system is going to be installed over it. What are the best-engineered hardwood … The reason you can only float a floor over particle board is because nails won’t hold in the particle board and glue will ruin the particle board. Totally unnecessary I know, but any drawback to a quick paintover? which appears to be over top the original hardwood … If there is any deflection in the wood plank subfloor when walked on it would be advisable to add an additional layer of 3/8" or 1/2" thick plywood underlayment glued and screwed down over the plank subfloor to add stability to weak subfloors. boards (at a 90 degree angle). If joists are spaced wider, then 3/4' or more. Not letting a subfloor dry. The particle board … Subfloor ¾” OSB. If there is any deflection in the 3/4" thick Solid Wood Flooring must be installed across the subfloor boards (at a 90 degree angle). Laminate Flooring - Thinner laminate type flooring can be installed over OSB subfloor (over the recommended foam pad). We want to install either laminate or hardwood flooring throughout most of our home. Once you have insured the particle is in good condition you are able to install any floating type flooring, engineered hardwood, strand woven bambooor eucalyptus, laminateor cork, over the particle board. Before you install your plywood subfloor, first calculate the room’s square footage to find out how … Okay, so, you have finally made the choice to replace your dingy, dirty carpet with hardwood flooring. Heres a new one. If the subfloor … If there is any deflection in the subfloor when walked on it would be advisable to add an additional layer of 3/8" or 1/2" thick plywood underlayment glued and screwed down over the wood plank subfloor to add stability to weak subfloors. • 1" RED-X particle board subfloor … Solid bamboo is one of the few solid floors that you can install with the floating method because it is naturally resistant to moisture. One of the most important parts of any buildings structure is its floor system. There can also be clearance problems with appliances and it can create unevenness where other rooms connect and adding additional layers of new flooring places unnecessary weight to the floor system. Replace any nails with screws, since nails that … Installation usually consists of gluing and nailing the OSB sheets to the floor joists. Using a proper nail gun or hardwood flooring stapler is essentially important to completing the project successfully. A wood subfloor should be OSB or plywood of 3/4″ or thicker for a hardwood floor installation. For the last 40 years CDX tongue and grooved plywood has been the most commonly used exterior structural subfloor material used in homes. In the dry winter heating months, moisture leaves the wood causing the floor to contract, which can leave unsightly gaps between each plank.
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