0000213546 00000 n Unlike standard cement, which takes a lot of tooling and skill to level, a self-leveling compound can be poured onto an uneven surface and achieve beautiful results.. 0000007098 00000 n A sill sealer can be used around the perimeter of the room, sealing the plywood subflooring to the wall. Under normal conditions, this may take about one hour. 0000210867 00000 n Depending on the product and the type of substrate, you may need to prime the surface before applying the patching compound. Once you feel comfortable with your plan and have all the tools, you are ready to begin., After all the preparations and planning, the actual pouring should now be easy. At the beginning of the clip the installer mixes up a patching compound and applies it to a ply subfloor to fill the grooves between the plywood sheets. But not all homes floors stay flat and level, even if a home is well-built. After about 15 minutes, trim off the excess mortar and finish the surface with a wet trowel or sponge. Well, the answer is actually no. 0000162916 00000 n It can either be applied and left as is or coated with a broader range of other products to suit your needs and preferences. Apply the smoothing and levelling compound before the mortar dries. 0000005583 00000 n 0000027316 00000 n It may be necessary to put in a sill plate later to level, but thats better than having the compound flowing into the next room. If enough buckets are available, pre-measure the water, so that it doesnt have to be measured at the time of mixing. Walking on floors that arent level can be extremely uncomfortable. Likewise, the edges of the plywood need to be sealed, keeping moisture from getting to those edges or from flowing under the plywood. You can use self-leveling compounds on wooden subfloors to achieve a surface finish similar to concrete. There are many things which can go wrong in the process, most of which are associated with the surface preparation. Most thin-set mortars have a maximum thickness of 1/4" (6 mm) and medium-bed mortars have a maximum of 1/2" (12 mm). Luxury Vinyl Tile (LVT) Flooring Pros & Cons, Luxury Vinyl Plank (LVP) Flooring Pros & Cons, 11 Tips For Using Self-Leveling Compound on Wood Subfloors, What Screws to Use on Plywood & OSB Subfloors: Complete Guide, Can Plywood Subfloor be Painted (Used as Finished Flooring), 6 Carpet Brands to Avoid (& 5 Most Durable), 5 Laminate Flooring Brands To Avoid & 6 Brands Worth the Money, 8 Signs You Should Replace Subfloor & Costs (Water Damage Included), What Causes Moisture Under Hardwood Floors? Things get a bit more complicated with wood, though, as you need to seal it to prevent warping as it will absorb the water in the compound., While a few extra steps are necessary, it is still an easy, attractive, and long-lasting way to create an even and level floor surface or base for tile and other flooring types.. Self-leveling compounds are helpful in several circumstances when the existing floor is not even or level. Copyright CUSTOM Building Products 2022 With the launch of ARDEX FEATHER FINISH nearly 30 years ago, ARDEX was established as the leading provider of high-quality patching compounds. Mix the powder with clean water in a mixing container to produce a mortar. 0000017279 00000 n Dont dump the dirty water down the drain, but rather in a hidden corner of the yard, where it can dry. Drains should have a dam put around them, so that the leveling compound doesnt go down them. Formulated using Controlled Cure Technology, TechLevel-WSF SLU helps eliminate installation problems caused by the free moisture found in traditional underlayment. TechLevel-WSF SLU is a high flow, fiber reinforced calcium aluminate cement based, self-leveling underlayment that eliminates the need for reinforcing lath over plywood and OSB on interior wood framed subfloors. Its not uncommon for pier and beam homes to have leveling issues. What tool is used to apply the compound to the floor? 0000128916 00000 n 0000196122 00000 n 0000001436 00000 n Engineered to exceed the most stringent requirements, CustomTech products deliver exceptional strength, durability and ease of use. %PDF-1.4 % 0000162853 00000 n Doing so will help increase tensile strength similarly to how rebar reinforces concrete., You should also add lath if you are fixing a floor that is warped or cracked due to settling or movement of the foundation. 18 57 0000003204 00000 n Products | Resources | Interactive Tools | Warranties | TechnicalTraining, Waterproofing Membranes And Underlayments, TechLevel WSF - Fiber Reinforced Self-Leveling Underlayment for Wood Subfloors Brochure, TechLevel WSF - Fiber Reinforced Self-Leveling Underlayment for Wood Subfloors Brochure - Spanish, No lath required for plywood and OSB subfloors, High strength for 1/4 to 1.5 nominal pours, Low Prep Formula; Just Sweep, Prime & Pour- no sandblasting required on acceptable surfaces, Compatible with most radiant heating systems, Exceeds TCNA and ASTM requirements for ceramic tile and resilient floor covering installations, High flow formula has excellent handling and exceptional flow retention properties. But worse than that, it can be dangerous. I'm a licensed Home Inspector, Certified Master Inspector (CMI), and FHA 203k Consultant. Start the pour from as far away from the door as possible, working back towards the doorway. Block Areas Where You Dont Want the Compound to Flow, 8. Push the mortar into the void and leave it 'proud' (sitting slightly high) of the surface. Below is a link to a video clip demonstrating how to use Ardex Liquid Backerboard. 0000163030 00000 n After youve removed all dust and debris, use a damp sponge or towel to wipe the floors down and then allow them to dry., The end grain of the plywood is the most susceptible to water infiltration. Subscribe to our newsletter to get Mapei news, Fast-Setting, Polymer-Modified, Cement-Based Patching Compound Planipatch is an ultra fast-drying, self-curing, polymer-modified,, Professional, Self-Leveling Underlayment Novoplan 2 Plus is a high-strength, self-leveling, cement-based underlayment and repair mix for. 0000193472 00000 n Settling of the foundation, as well as shifting of the ground beneath the home, can cause a number of structural problems, including floors becoming unleveled, even to the point of what seems like undulating floors. The most versatile self-leveler is Novoplan2Plus, a high-strength, cement-based underlayment and repair mix for use over interior concrete, plywood and other approved floor surfaces. Also, check how long to wait before applying tiles. Prepare Multiple Buckets Before Doing any Mixing, 9. 0000009171 00000 n Be sure to check the instructions for the compound being used, as some may recommend it more than others. It has about the same thermal properties as concrete and can withstand high temperatures., Many tiles, such as ceramic ones, require a perfectly level floor, or they can break or come loose. As with many other operations, proper surface preparation is critical to the successful application of self-leveling floor compound. Next, sweep or vacuum the floor thoroughly to ensure no dust or debris is left behind. It is essential to prepare the wood subflooring beforehand by ensuring it can handle the load, cleaning it well, sanding it, and sealing any imperfections before applying the compound. This full line of flooring prep products incorporates the most advanced technologies available. 0000007002 00000 n Check the label to ensure that it can be used on wood. This can be made out of corrugated cardboard, taped together to form a ring. Cover the entire area and use the gauge rake to ensure an even coat., If you inadvertently get some compound on the walls or baseboards, do not stop to try to clean it. 0000004398 00000 n 0000020790 00000 n theplywood.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com, amazon.co.uk, amazon.ca, The Ultimate Guide to Sealing Laminate Floors, Install a Combination Boiler/Water Heater, Exterior Walls Construction: The Start-to-Finish Guide, The Uses of and Challenges in Cutting Formica, The Ultimate Guide to DIY Birdhouse Design, Aquarium Cabinetry: A DIY Guide to Custom Aquarium Stands, The Ultimate Guide to Building a Bat House, The Ultimate Guide to Building a Portable Generator Enclosure, How to Remove and Replace Your Load Bearing Wall, Drying Wood in the Oven: The Ultimate How-To Guide, How to Cut a Groove or Channel on Wood Without a Router. Self-leveling compounds come in a variety of polymer mixes, including: These bases are pre-mixed with concrete to form a resin dense enough to self-level while remaining strong and durable.You may see it labeled as self-leveling compound or self-leveling concrete at the hardware store, but know that they are the same thing., In most cases, you add the correct proportion of water to the powder compound to prepare the mixture. Once you start pouring, you will not have time to run out and purchase more as a new layer cannot properly bond to an existing layer easily. 0000217951 00000 n Water could go down in those cracks to be absorbed by the end grain in the plywood. What is the mixing ratio of water to patching compound? Remove all debris from the floor, including anything projecting from the floor, such as wood splinters or chips. Ideal consistency is about like that of pancake batter. 0000213583 00000 n What is the range of thicknesses that Ardex recommends for this compound. Finally, wash the buckets, mixer, gage rake and other tools as soon as the job is done, so as to keep the compound from drying on them. In the case of thicker applications of self-leveling floor compound, it may be advisable to use metal lath. This problem can be even more pronounced on homes which are built on pier and beam, than other types of foundations. 0000162529 00000 n So of course, the next question is, What if it is done in layers? The answer again is no. Likewise, doors need to be blocked off, with a piece of wood nailed or screwed into place, to form a straight line. Mario brings years of knowledge and expertise in his role as a Technical Support Advisor at MAPEI. It can be as little as 4-6 hours with some compounds. 0000033595 00000 n Use the drill and mixing paddle to thoroughly mix the compound, scraping the sides and bottom of the bucket so as to ensure that no dry material stays there. startxref Other areas need to be sealed off too, if they exist. If you notice a white film on the surface of the compound, it means that you have added too much water. Note that if the area is allowed to completely dry before the levelling compound is installed, you may need to re-prime the surface. People can trip or lose their balance much easier, if they dont have a level surface to walk on. 0000017362 00000 n 0000013933 00000 n It is inevitable that some of the compound will get on the walls, while the pour is going on. Leveling compound that gets into the space between the plywood and the wall can leak into other rooms or into the floor below. We recommend choosing a self-leveler or patch product instead. Even so, some brushing around corners and fixtures may be necessary. 0000157938 00000 n Wash All Tools Immediately After Finishing, 11. This can be installed with a staple gun and then caulked to the floor, so as to ensure a good water-tight seal. concrete floors, the preparations are straightforward and usually involve a thorough cleaning to ensure the mix bonds well to the existing surface, When And How To Use Self-Leveling Concrete, Plus The 5 Best Brands, Paint and Drywall Mixer attachment for a standard power drill, Several buckets to prepare and mix the compound in. (& How to Save it), Privacy Policy | Terms of Service | Advertise. Check the manufacturers directions as to how long to wait. Allow this to dry thoroughly before proceeding to the following steps, usually 24 to 48 hours., If the floor has some low spots, circle these with a permanent marker. Floor leveling compounds are actually made to go over concrete. All dust and debris must be swept up or vacuumed off the plywood floor, as they would interfere with adhesion. 0000199838 00000 n Make sure that the substrate is dry, firm and free from dust and any contaminants. The materials used in mortars render the product unstable once the thickness exceeds the manufacturers recommended maximum thickness. 0000039374 00000 n Ceramic tile is especially susceptible to variations in the substrate, which can cause cracking and loosening of the tiles, if not properly taken care of. While there is a great temptation to clean it up immediately, there really isnt time to do so. Next, use the gauge rake to smooth the compound and achieve a consistent depth., When you finish pouring one bucket, move quickly back to mix the next one. 0000194797 00000 n But it should be caulked to the floor to keep the compound from leaking underneath. When purchasing, buy more than you need and err on the side of caution.. I've been conducting home inspections for 17 years. The ultimate resource for plywood. Use painters caulk to seal any gaps between boards or between the wall and the plywood. Using a Self-Leveling Compound on a Wooden Subfloor, 4. Its best to roll this on, rather than brushing it, as that tends to leave a thicker, more even coat. But only mix for two or three minutes, as the compound is fast setting.
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