A T&G (tongue and groove) engineered floor can be installed by nailing it to a timber sub-floor using a flooring nailer, sticking it to a concrete floor using wood to concrete glue, or installed on an underlay and the edges glued using a quality wood PVA wood glue. So technically, if you are installing vinyl plank flooring onto concrete you already have a subfloor. Get yourself an accurate wood moisture meter and use it to ensure the wood planks have properly acclimated according to manufacturer’s specifications and have achieved equilibrium moisture content (EMC) with the surrounding ambient conditions. Be sure to follow the manufacturer’s instructions after installing engineered flooring over concrete. Slab preparation is critical for glue-down and includes sanding, scraping, leveling, and filling low spots because the slab must be flat so the planks can fit correctly. Most people can install this type of hardwood flooring as long as they are willing to do a little bit of work. What you want is a slab with an. Float, Glue and Nail installation are three main methods used for installing this type of floor. Sorry, your blog cannot share posts by email. 3. Wood flooring can also be installed utilizing the glue-down method. Some engineered wood flooring products are designed for a glue-down application when installing flooring over a concrete slab. There are two types of wood moisture meters available; pin meters and pinless meters. If the board is not entirely covered, remove dried adhesive and apply more. As the natural wood it is good and also easier to install and maintain. Instead, the engineered wood planks are joined together with interlocking joints, creating a single, continuous layer that floats over the subfloor. Be advised: using the wrong adhesive or applying incorrect amounts can lead to a failed flooring installation. Besides the moisture already in the concrete, additional moisture can enter a slab from rainwater, poor plumbing, or drainage below or at the sides of the slab, and even humidity in the air. Besides the moisture already in the concrete, additional moisture can enter a slab from rainwater, poor plumbing or drainage below or at the sides of the slab, and even humidity in the air. Most flooring manufacturers require moisture tests for concrete moisture to validate their warranty requirements.Remember this: The RH test uses sensors or probes to measure the RH at a specific depth within the concrete – 40 percent of the slab’s thickness for a slab drying from one side, or 20 percent for a slab drying from two sides. Regardless of whether or not the flooring is glued, nailed, or floated, engineered wood flooring needs to be acclimated to its environment before installation – just like solid wood flooring. For more information, visit Solid natural wood flooring is one of the most common and beautiful choices available for homeowners like us. After measuring the length and width of the room, multiply those numbers together to calculate the room’s surface area, which will tell you how much Engineered Wood you’ll need. For do-it-yourselfers, the preferred method is the floating floor installation, which uses no glue or nails. Engineered hardwood can be installed on concrete using the glue-down installation method. Difficulty Level: Moderate. However, before installation is attempted over a concrete floor or a basement slab, it is important to conduct a vapor transmission test to determine whether the level of concrete slab vapor emissions (hydrostatic pressure) is acceptable. AdhesivesBefore applying adhesives, you must fill in any voids or deflections in the slab with a cementitious patch or a self-leveling underlayment that is compatible with the wood flooring adhesives. The hardwood may slip and move at first, so be sure to secure one row entirely before moving on to other rows. A floating engineered hardwood is installed much like a laminate and can be floated over a variety of subfloors, including concrete, wood, tile and vinyl. Not doing the right prep on a slab can result in embarrassing problems, such as floating floors with so much deflection that the lamp on the end table shakes back and forth when someone walks by. This additional layer can improve insulation and should make your vinyl plank flooring warmer and less resonant. These products are a good choice for these installations because they increase the strength of the bonding agent and offer a degree of structural flexibility. Your email address will not be published. This is something that solid wood floors typically cannot do. The hardwood may slip and move at first, so be sure to secure one row entirely before moving on to other rows. This site uses Akismet to reduce spam. We may share your information with our social media, advertising, and analytics partners. When leveling (actually flattening) a slab, according to the NWFA Installation Guidelines, don’t allow more than a 3/16” difference in height within a 10′ radius or 1/8” within a 6’ radius. NOTE: Wood adhesives recommended today are much more environmentally friendly than in the past, but they cost more. And in your blog the way you explain about the floating type vs glue down wood flooring are really helpful to others. Do not install fixed items over floated engineered floors i.e. 4. It offers a comfortable and rustic feeling. This article, however, focuses only on the glue-down application. Most flooring manufacturers require moisture tests for concrete moisture to validate their warranty requirements. In some cases, engineered wood flooring can be installed directly over concrete and even in below-grade applications. Engineered flooring goes down over a thin foam sheet, which provides cushioning and sound-dampening. This blocks any moisture from warping the wood. There are two types of wood moisture meters available: pin meters and pinless meters, the latter having nondestructive electromagnetic measurement capability. Important: Only spread the adhesive over small areas ahead of you at any given time. Installing a floating engineered hardwood floor works well at any grade level and over most types of subfloor surfaces. Other products are better suited for a nail-down installation where they are secured to a wood subfloor with nails or staples. Glued down means using a bonding agent, adhesive or glue which is put directly onto the subfloor before laying any of your engineered wood flooring. Some engineered wood flooring products are designed for a glue-down application when installing flooring over a concrete slab. Tony Morgan is a senior technician for Wagner Meters, where he serves on a team for product testing, development, and also customer service and training for moisture measurement products. We use cookies to personalize your shopping data and ads. Occasionally lift a piece of flooring to make sure there’s a 100% adhesive transfer, necessary especially for adhesives that have moisture mitigating characteristics. Use adhesives specially formulated for wood flooring so they conform to the natural characteristics of wood – expanding and contracting. Solid wood flooring is not structurally stable enough to be floated, so it must be fixed into position. Use elastomeric adhesives specially formulated for wood flooring so they conform to the natural characteristics of wood – expanding and contracting. Important: Only spread the adhesive over small areas ahead of you at any given time. I am installing Solid Natural Wood at home, & it will definitely add more value. Affordable: Less chance of squeaking or clicking due to boards coming into contact with the subfloor with every step, Enables use of flush-mount transition moldings. An adhesive is not intended to fill voids or deflections. Boards adhere well to the rough surface of the concrete subfloor, and therefore lead to less gaps or planks lifting and buckling. Cost $ $ $ Skill Level Start to Finish 2 Days. InstallationExpansion gaps should be left between the flooring and wall. Natural hardwood flooring offers undeniable beauty and durability. kitchen units or islands. in Management and his AAS in Electronics Technology. For example, use an adhesive that contains no water — like a moisture cure urethane or modified silane adhesive. Tape the seams with a polyethylene tape or duct tape. You don’t want the adhesive drying before you can get to that area. Solid wood flooring must be glued down directly onto the screed, and engineered wood flooring can be either glued down or floated over an underlay without being fixed into place. The percentage of transfer is dictated by the adhesive manufacturer for the product being used. The initial row will limit the movement of subsequent rows. In our region of the country, installing over concrete slabs is something we do every day, no matter what kind of wood floor we're putting down. Pass the trowel through the glue at a 45-degree angle and install engineered flooring immediately after the adhesive is spread. Copyright © 2020 Wagner Meters|Warranty|Return Policy|Terms & Conditions|Privacy Policy, Why You Should Use Relative Humidity (RH) Testing, Become a Wagner Meters Authorized Distributor, Flooring, Millwork, Furniture and Cabinet Manufacturers, Musical Instrument Manufacturer and Luthiers, Building Restoration and Inspection Professionals, Engineered Flooring Installation on Concrete: Best Practices for Glue-Down. Although it’s not made of solid hardwood, it doesn’t mean that engineered flooring does not provide all of the warmth, longevity, and elegance of a hardwood floor. But what if you’re set on having a solid hardwood floor in the basement? Traffic should also be restricted for up to 24 hours after completing the installation to allow drying. Acclimate Engineered FlooringRegardless of whether or not the flooring is glued, nailed, or floated, the environment needs to be aligned with the engineered wood flooring requirements before installation. Moisture and Humidity Measurement Still Crucial for Engineered Flooring, Every concrete slab has moisture and will always have moisture. These products are a good choice for these installations because they increase the strength of the bonding agent and offer a degree of structural flexibility. If you continue using our site you consent to our cookies. Lay the flooring into the adhesive with the tongue side of the board facing the center of the room. When “leveling” (actually flattening) a slab, don’t allow more than 3/16” difference in height within a 10-foot radius or 1/8” within a 6-foot radius. Other products are better suited for a nail-down installation where they are secured to a wood subfloor with nails or staples. Gapping in engineered hardwood can be due to many factors, including (but not limited to) the material's manufacturing, changes in humidity, and the type and quality of the installation. #6. Instead, the engineered wood planks are joined together with interlocking joints, creating a single, continuous layer that “floats” over the subfloor. To find out if your concrete floor meets the dryness criteria set by your flooring manufacturers guidelines, remember this mnemonic: “If you wanna know, go below.” Scientific testing has determined that measuring moisture conditions within a concrete slab yields more valuable data than only measuring the moisture evaporation emission rate (MVER) at the surface[BM1] [LL2] [LL3] of the slab. Get yourself an accurate wood moisture meter and use it to ensure the wood planks and the surrounding environment are properly aligned according to the manufacturer’s specifications. Home » The Rapid RH® Concrete Moisture Test » Concrete Information & Knowledge Base » Engineered Flooring Installation on Concrete: Best Practices for Glue-Down, Previously published by Hardwood Floors Magazine. Before installing any flooring you must follow the instructions set forth by the flooring manufacturer. Although it’s not made of solid hardwood, it doesn’t mean that engineered flooring does not provide all of the warmth, longevity, and elegance of a hardwood floor. An adhesive is not intended to fill voids or deflections. If you are still debating whether to install your engineered wood flooring using the glue-down method, consider these points: How to Install Nail-Down Engineered Wood Flooring. We recommend using an acrylic or urethane wood adhesive, such as Bostik Pro-Cure or East Bay Clipper . Floating. Installing Engineered wood flooring is a great project for the DIYer who desires the look of a professional wood floor with the strength and longevity offered by its sturdy design. Floating Vs Glued Down Engineered Wood Flooring. Every concrete slab has moisture and will always have moisture. The manufacturer should have recommendations for how wide the expansion gaps need to be. Engineered wood flooring is chosen for quite a few locations where you would not expect to see wood flooring due to the strength of its construction, offering additional resiliency against temperature and humidity changes. Install Engineered Wood Floor. Scientific research from leading academic and industrial institutions confirms the reliability and accuracy of the ASTM F2170 RH test at these depths. And for do-it-yourselfers, the preferred method is the floating floor installation which uses no glue or nails. A glue-down installation requires premium wood adhesives be properly troweled over the concrete slab and the engineered wood planks laid onto the adhesive and locked together at their tongue and groove joints. We recommend putting the glue into the groove and not the tongue. Be sure to follow the manufacturer’s instructions after installing engineered flooring over concrete. Engineered wood flooring offers the timeless look of hardwood, but is perfect for basements and other areas where moisture can be an issue. Floating wood flooring can provide you with a simple installation and a beautiful floor at the same time. And for do-it-yourselfers, the preferred method is the floating floor installation which uses no glue or nails. But to answer a common question: Yes, it can still have gaps. Before you start piecing these planks together, you must prepare your room and the subfloor. He can be reached at 800.505.1283 or visit wagnermeters.com. It can be constructed from wood, plywood, plastic or concrete. Nail-down installations are covered in this article. This article, however, focuses only on the glue-down application. That is, their elasticity ensures that the engineered wood has an ample amount of space to expand and contract without causing the glue to crack or separate. Slab PreparationSlab preparation is critical for glue-down and includes sanding, scraping, leveling, and filling low spots because the slab must be flat so the planks can fit correctly. There are few other flooring varieties that will last as long as properly cared for engineered wood floors, and you can enjoy that same durability with floating wood floors when they are installed properly. How to Install Glue-Down Engineered Wood Flooring on Concrete. Follow these steps to install an engineered wood floor in your home. Next is to trim it around irregular boundaries like columns and door jambs. Other products are better-suited for a nail-down installation where they are secured to a wood subfloor with nails or staples. Engineered Wood. Once installed, engineered wood planks look the same as solid wood planks. Before applying adhesives, you must fill in any voids or deflections in the slab with a cementitious patch or a self-leveling underlayment. Your email address will not be published. Step 1: Install the First Row. Another thing to check is the moisture within the concrete slab. The latter being chosen more often for their non-destructive electromagnetic measurement capability. To measure the moisture inside the concrete, you will want to conduct a test known as the, Less chance of squeaking or “clicking” due to boards coming into contact with the subfloor with every step, Enables use of flush mount moldings to create dynamic height transitions and allow expansion space, Labor costs are higher, typically $3-5 per square foot, Adhesives can add up to $1.00 per square foot. Some engineered wood flooring products are designed for a glue-down application when installing flooring over a concrete slab. Occasionally lift a piece of flooring to check the adhesive transfer. Engineered wood is less susceptible to warping, can better handle water damage. It’s important to follow the manufacturer’s instructions for the proper acclimation procedure and timeline as these may differ from one engineered flooring brand to the next. Use a notched trowel to spread the adhesive. The manufacturer should have recommendations for how wide the expansion gaps need to be. Concrete Moisture Measurement Is CriticalAnother thing to check is the moisture condition of the concrete slab. Glueless Click Installation Over Radiant Heated Sub-floors: Some species of engineered wood are approved for floating installation over radiant heat (e.g. Floating snap-together flooring is available as engineered flooring, which has a veneer of natural wood on top; or as laminate flooring, which has a hard plastic surface that has been convincingly printed to look like natural wood. Installing Laminate Flooring on Concrete Steps. Why Measure Moisture in Old Concrete Floor Slabs? This article, however, focuses only on the glue-down application. That is, their elasticity ensures that the engineered wood has an ample amount of space to expand and contract without causing the glue to break its bond. engineered wood flooring adhesive Show All. The installation process for floating wood floors is simple. Floating Installation. As an installation method, glued down is most suited for either concrete or wood subfloors. Along with 19 years of field experience for several electronics companies, Tony holds a BA in Management and has an AAS in Electronics Technology. roller after installation to ensure proper adhesive transfer. They also require considerably more time to trowel, which adds to the overall labor costs. Don’t let the “engineered” give you the wrong impression. Many tongue and groove floors can be floated over premium underlayment with … The adhesive manufacturer should have instructions regarding specific trowel requirements. A floating engineered wood flooring installation on concrete can be an excellent choice if your subfloor is below grade. Engineered wood owes its water resistance to its unique structure.

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floating engineered wood flooring installation on concrete