After 3 days, try pulling the tape off the floor. For that reason, any subfloor filler you use does not have to be particularly elastic. Vinyl flooring is usually not installed directly over the subfloor in residential applications. Thoroughly vacuum the existing floor, and use a long floor leveler and tape measure to ensure the subfloor is level within 3/16 inch for every 10 feet. Prep your subfloor so that it is clean, dry and level within 3/16-inch change per 10 feet. Arrange the plywood on the first layer of … Wood Subfloor. DIY, is this a crucial step in the preparation process for laying laminate floors on a plywood subfloor? When a plank bridges a valley, the hollow spots can result in the floor sounding soft or "loose" wherever there are air pockets between the floor and the subfloor. Concrete Subfloor. If it's 16" and under, you'll be fine with a single 3/4". It will feel a little bouncy in the low points. How forgiving is vinyl in regard to an unlevel subfloor? If not, your floor covering, which is the solid hardwood, laminate, tile, or other exposed flooring that goes on top of the subfloor, will never be flat and level.This problem can be fixed, but it all depends on exactly what kind of uneven subfloor you have. I am replacing the wood floors in my 1920 home. If there are soft spots, you may need to remove the subfloor to see the problem. Simply nail the sheets of underlayment to the wood sub floor and make sure everything is covered. To help you start your installation project off right, here are a few tips for preparing your subfloor. The imperfections in the OSB will definitely show through the vinyl after some use. Do you need an underlayment for vinyl plank flooring? With vinyl plank flooring you get a very durable floor that does not have issues with water like some other floors do. Essentially, cut out a section of the plank floor, build a box 3/4 below the joists, that would then support 3/4 plywood, thus making the joists and plywood subfloor level with each other. 2. Although the vinyl planks are waterproof, it doesn't seem right to lay them on bare plywood… Pro-Talk: Among tile contractors, “flashing the floor” means to flatten the … Plywood Flooring. Sonia. Most LVP flooring is water-resistant (some types are even waterproof) and it's also very durable, able to resist dents, dings, scratches, and stains. Remove the existing skirting boards and level out the floor. Fasten plywood shims to the joists and then dry-fit the new subfloor over them, measuring the difference between the high and low points again to make sure the inconsistency in the height of the subfloor is as minimal as possible. While underlayment for vinyl planks may be used under hardwood and laminate, the reverse is not true. When you install your vinyl on a wood subfloor, the top plywood should be a minimum of 1/4″ thick. Understanding the Upgrades: Enhanced Plywood and Subfloor Products. Plywood. In addition to making sure that the floor was completely flat and even, we decided that it would be best to put down a thin layer of underlay, too. If it is uneven or wood slats, you will need to apply 1/4" underlayment to the top. Plywood need to be installed over subfloor for vinyl plank install? Right now, I have 3/4 TG hardwood, which is not in the best shape, over a 2.5" wide x 3/4" inch think plank subfloor, … Whether you're going on to install hardwood, ceramic tile, or laminate, one of the most important steps of any flooring project is making sure the subfloor foundation is level. Try to avoid relying on the 3/8″ plywood to level the floor. Make sure the subfloor is nice and tight, so put a few extra screws down where it is loose. If it is attached to the joists, you can use the 1 ⁄ 4-in. Measure carefully to ensure that the plywood is an appropriate fit. Still, testing plywood for moisture levels has increased importance for hardwood flooring. Plywood underlayment is a thin plywood material that is most commonly used under resilient flooring materials, such as vinyl and linoleum sheets and tiles. To do this, measure and cut the plywood to fit your room. Use a self-leveler on low spots and / or sand high spots of wood or concrete. If it comes off too easily, it means the moisture level may be too high for the application of vinyl. I have a small business, sealing and cleaning new and restoring old vinyl and linoleum floors.We recently found that after sealing a linoleum floor, swirl marks on the surface of the floor. A subfloor is meant to be flat and level. help. The DIY videos I've seen on the laminate/vinyl plank click/lock laying do not discuss leveling the subfloor or checking for level, so again maybe father in law is correct. The edges need some minor room to expand, so don't cut them too tight up against the wall. Here’s a step-by-step guide to help you prepare a wood subfloor for luxury vinyl: Step 1: Cover your existing subfloor area where new vinyl flooring will be installed with 1/4-inch plywood. Precisely because vinyl floors are malleable, you can have imperfections in the subfloor telegraph to the surface and be visible. How to Level a Floor. Our Plywood Pretty week is coming to a close and there’s one topic we haven’t covered yet…. Do not sand vinyl flooring – it may contain asbestos. plywood to establish a flat surface and separate the two hardwood surfaces to avoid the expansion and contraction differences between the two hardwoods. The final concern is hollowness. It can buckle. Plywood subfloors can generally handle any type of flooring material since they are less porous than concrete slabs. For a more detailed, step-by-step guide to flattening a wood subfloor, see here. We've been told that laminate flooring requires the floor to be level but that vinyl flooring is more forgiving. However, the method I describe here is suitable for any level of a house and over a variety of subfloors including concrete slab, gypsum, plywood and oriented strand board (OSB). 3/8″ plywood will span about a 1 inch gap before it exhibits considerable localized weakness… Instead, try to use the shingles and/or construction felt to eliminate air gaps between the true subfloor and the additional 3/8″ plywood layer. The floor may roll a marble and looks to slope now that the carpet has been removed. For click vinyl only, you also have the option of adhering the vinyl to your subfloor using the “dri-tac” (full spread method). This method is easiest if you are dealing with a wood subfloor, but it … Putting a soft product under vinyl plank will result in an unstable floor that is much more inclined to being damaged and even punctured or torn over time. Build up from the lowest elevation, using the products that allow for enough incremental elevation gain to get to within flatness tolerance. Hi Yolanda, yes, unfortunately you will need to start with a level subfloor. Plywood allows for a much better build-up with lower undulations in the subfloor. By putting in new plywood, you can effectively create a new, perfectly smooth surface to install your flooring on. Because you can install sheet vinyl over existing vinyl, it offers the option of changing design without breaking the bank. It can also be used under hardwood, laminate, and carpet, but this is much less common these days because subflooring is typically smooth enough for these materials, many of which are installed with a different type of underlayment or pad. A weakened plywood subfloor can cause the hardwood to cup, linoleum to bubble and tiles to crack. If you’re going to use peel and stick tiles , just follow the directions and make sure the surface you are sticking the tiles to is clean and level – you don’t need underlayment. Vinyl tile is available in three main styles with VCT or vinyl composition tiles, peel and stick tile, and luxury vinyl tile. Vinyl plank flooring on plywood subfloor. Looks like you used Jiff Set floor leveler. In an old house, you'll almost certainly need to add a layer of plywood to the plank subfloor. Make sure the edges are properly sealed to prevent air from escaping. If it’s on top of another subfloor, remove the tongue-and-groove hardwood to get down to the lowest subfloor level. It's extremely beautiful flooring that mimics natural hardwood and sometimes even stone. If the subfloor is perfectly smooth plywood, then you could install the vinyl directly to it. The plywood subfloor is in good condition. The floor is not level or square, built in the 70's. The new vinyl plank flooring is so tempting, but after reading some of the cautions listed in the literature for some of the different vinyl products, I began to wonder if it would hold up to an electric wheelchair w/ a 200-pound man going over it continuously, especially if some are prone to rippling. Another option that you could utilize is installing plywood on top of the old subfloor. When you install your vinyl on a wood subfloor, the top plywood should be a minimum of 1/4″ thick. There was originally plywood over the subfloor for the tile flooring, but we are removing all the tile and plywood as part of our kitchen reno and subsequent flooring replacement. Glue down vinyl plank flooring will not need an underlayment. The contractor applied a skim coat over the entire kitchen floor when it was installed, but I am now pretty certain that they did not use OSB as the subfloor. Tape a small piece of scrap vinyl to your subfloor. If you've chosen Luxury Vinyl Plank flooring as a replacement for your current flooring, you've made a very smart choice. Now I'll cover the plywood with interlocking vinyl plank flooring of this type. Vinyl Subfloor. Vinyl planks require hard, thin underlay because the product itself is softer. Nail-down or floating floors may be installed over existing vinyl as long as it's no more than two layers thick. Leave the tape for exactly 3 days. For most subfloors, you will need to add an extra layer of wood. Polyurethane subfloor caulk is an alternative when you expect some movement, but such cases are rare. For the “dri-tac” method, apply a high-tack universal flooring adhesive specifically designed for vinyl plank flooring on the subfloor prior to installation. Most flooring pros would agree with Glenda Taylor's advice on the Bob Vila website to rely on floor leveling compound almost exclusively. Vinyl planks that are floating will sink into the low places and affect the joints. 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