1/4 plywood over plank subfloor

Contractors did the kitchen as it was covered by insurance, but we are doing the living room ourselves. No manufacturing specifications support its use or gauge its performance as an underlayment. Once that is done you will pull up the existing flooring, such as the linoleum or the carpeting. When you install your vinyl on a wood subfloor, the top plywood should be a minimum of 1/4″ thick. 11-28-2014, 12:50 PM. How to Install 1/4 Luan plywood Over Subfloor Video . To do this, measure and cut the plywood to fit your room. View Full Version : Plywood orientation over plank subfloor. Plywood Flooring. Arrange the plywood on the first layer of wood. The plywood adds stiffness and stability to the floor. Ideally, I would tear out the existing finish flooring, screw down the existing plank subfloor where loose, repair the plank subfloor where needed and then lay my new flooring (engineered hardwood) right over the existing plank subfloor. This gives you a hard, smooth floor solving this and also solves the aforementioned "smoothness" problem. Planks nailed with ring-shank or fluted subflooring nails tend to squeak less because … Plywood underlayment should be installed only on a dry subfloor. Underlayment for sheet vinyl: (1/4 inch Luan Plywood Installation) Luan Plywood : When you install luan as a subfloor for sheet vinyl, ensure that the luan has been secured so there is no movement. Then install a 3/8" minimum ( 1/2" is prefered ) plywood CDX underlayment over your plank subfloor by stapling well with a 16 gauge x 1/2 crown contruction stapler. I currently have particle board over 1" -1 1/4" car plank--which will be removed. Never run hardwood flooring in the same direction as plank subflooring. Next, pry off any baseboards that will be in your way. A tube of PL400 and 2 1/2 inch flooring screws every 6-8 inches along the joist and 1 1/2 inch screws along all the seams. APA’s installation guidelines for 1/4-inch plywood should be followed when installing lauan plywood, but installers BEWARE: Lauan is made under a wall-panel specification of the International Hardwood Products Association (IHPA). 1/2 inch - 3/4 inch exterior rated plywood or osb, screwed down to the planks the screws should avoid hitting the joists. thinset applied with 1/4 inch x 1/4 inch trowel applied on top of the plywood/osb This will allow for the laminate to expand and contract as normal. Our Plywood Pretty week is coming to a close and there’s one topic we haven’t covered yet…. Re-secure any loose wood subfloor planks, OSB, or plywood subfloors to the floor joists using 2-1/2" deck screws. At the angle, the finish flooring rests on the high spots of the subfloor. Inspect the subfloor for evenness along joints and flatness between joists. Single layer of plywood or OSB Joists, I-joists, or trusses 16" (406 mm) o.c. With the plywood in place, install the backer board as you normally would. For low profile hardwood flooring a 3/8" plywood installed over the planking will make for a flatter subfloor surface to install these floors over… Lastly, are dichromate (yellow zinc-ish) screws appropriate for … When last we checked in on the kitchen floor, things were not looking pretty. A common mistake do-it-yourselfers make when deciding on underlayment material is confusing sub-flooring and underlayment. Cutting and nailing the subfloor is very labor intensive as well as the waste that results from the angle end cuts. 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. That will give you a solid subfloor that won't squeak. Both are important components of flooring that have very different uses. Leave a 1/4-inch expansion gap around walls and joints. Once this step has been completed, you'll need a foam underlayment. Do I need to 1/4" good one side or do I use a good underlay? I have OSB subfloors under where there was carpet and where there was sheet vinyl there is a smooth board 1/4" thick on top of that (with the remnants of the glue from the vinyl). Plywood is the best subfloor choice to lay on top of the pine because it nails in securely and creates a flat, even surface for the new floor to adhere to. This will bring my subfloor up past the recommended thickness since the OSB itself falls 1/8" short. We knew we still wanted to have a wood plank floor, though, so we planned to buy cheap pine tongue and groove and paint it. To prevent that from happening, we painted the subfloor a very dark brown color, using paint that we already had. The sheets are generally 4 x 8 or 4 x 12 feet in size. From a distance, OSB flooring may look a little rough and uneven, but when you get closer and feel the surface, you realize that's just an optical illusion. My project is installing Menards Designer Image floating vinyl plank flooring on my entire first floor -- about 1200 square feet. One of the big considerations when installing different types of flooring in the home is getting the finished elevations to match. Subfloor Options. In most situations, the easiest way to firm up the floor is to install a layer of 1/4" plywood over the subfloor (nailed or screwed and glued) in such a way that the new plywood seams do not lay over the old seams. 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. For the tile I will add a layer of ply (minimum of 1-1/4" subfloor req.) The joists are 16" on center. Any dark paint color would do the job – just stick to a paint that is an eggshell or satin. When necessary, sand the subfloor near joints; install extra blocking and re-fasten the subfloor to flatten uneven areas. Hello, I am a newbie at setting tile. Do NOT line up the second layer with joints in the first layer. Has knots and seam but is level? Pound down any nails and renail that plank subfloor (or use screws, whatever). Vinyl flooring is usually not installed directly over the subfloor in residential applications. 98 Posts . I use the term "underlayment" to mean a layer above the subfloor, but not the finished floor. If it hasn’t already been done, clear the work area. For most subfloors, you will need to add an extra layer of wood. I am tackling floor tile installation in a bathroom/laundry room/storage closet/hallway makeover. He said there must be a vapour barrier for warranty. fasten any loose planks and flatten (plane, sand, chisel) any planks that are not level. Should I use 1/2" or 5/8" plywood as a subfloor over my car plank. joist spacing, single layer OSB or plywood subfloor Areas of Application over any even and structurally sound OSB or plywood subfloor with 16" (406 mm) o.c. Plywood sheets are laid perpendicular to the subfloor, with no common joints and no adhesives between the layers. screws every 6 in. It’s fairly easy to install plywood over subfloor, but you’ll want to give yourself plenty of time to complete the job. Subfloor vs. Underlayment: Definitions and Purposes . Planks for subflooring must be run at a 45 degree angle to minimize the effects of cupping of the subfloor planks when tongue and groove finish flooring is used. Hide screw heads below the surface of your plywood pieces to … Place your plywood pieces so their joints don’t go directly over the joints of your wood subfloor. Plywood is made by gluing together multiple thin layers of solid wood at 90-degree angles and pressing them tightly as the glue dries to form a very strong structural sheet. In most cases 4-by-8-foot sheets of particle board or plywood must be installed in preparation for the vinyl floor install. If all is flat, level and sound, you are ready to install that new oak floor in any direction you wish. 2 Posts . To avoid building up the floor too high, you can use 1/4-in.-thick backer board instead of 1/2-in. Discussion Starter • #1 • Feb 27, 2018. This engineered material acts as a floating floor over concrete to provide extra protection from moisture and create a softer feel underfoot. Sharonlucile. Adhesive will help you here, as the subfloor plywood will have voids in spots that will not hold a fastener. Since then, planks have been almost entirely replaced by plywood and other sheet subflooring. The planks are typically 1x6 and made of pine, fir, or a similar softwood. There's absolutely no problem laying a laminate floor over OSB, provided you take all the moisture-preventative steps you would take for a plywood subfloor. Add a layer of 1/2-in. If we installed the wide plank plywood flooring without first painting the lighter colored subfloor, it would have shown through the spaces in between the planks. Sand-flat any plank subfloor edges if cupping is noticed, cover with 15lb felt paper. As a professional, I would never nail a hardwood floor down to the old shiplap. Once the VCT and the ant-riddled plywood were removed, we discovered the original pine plank subfloor was not salvageable. Now we are intending to remove the plywood and vinyl layer and install a luxury vinyl plank system directly on the tarpaper layer. Plywood underlayment is not a good choice for ceramic or stone tile because it is not water-resistant. Wood Underlayments Concrete can also be covered with special subfloor panels, such as DRIcore tiles, to create a surface much like conventional plywood or OSB subflooring. Also check the subfloors for squeaks and refasten as necessary before installing the underlayment. If you are nailing down hardwood, i would install 5/8th t and g plywood over the existing. Hello, My house currently has 3/4" tongue-and-groove planks as a sub-floor. Plywood floor But the fact is, a properly installed plywood subfloor provides a suitable installation surface for most flooring materials, including luxury vinyl planks (LVP), which are thicker than traditional vinyl tiles and can smooth over slight imperfections better. The original planks are in good shape for the most part and I talked to a flooring guy here who said the diagonal plank is fine for the hardwood, if it runs perpendicular to the joists (16 oc). 1/4" plywood subfloor stapled down Vinyl sheet flooring as the top layer I am sure the house had something like linoleum or asbestos floor tile in it when built new, but some previous owner removed all that, installed the plywood and vinyl. Discussion Starter • #1 • Aug 31, 2017. But then the next weekend rolled around, flooring still unordered, … Concrete slabs should be flat, use a leveling compound to fill any depression or voids. They were commonly nailed to wood joists with standard box nails, which tend to loosen over time, leading to squeaky floors. To prevent that from happening, we painted the subfloor plywood will have voids in spots that be. Plywood pretty week is coming to a paint that we already had my entire first floor -- about square... 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Here, as the subfloor near joints ; install extra blocking and re-fasten the in! If all is flat, use a good choice for ceramic or stone because! Not hold a fastener ( yellow zinc-ish ) screws appropriate for … how to install 1/4 Luan over..., use a good underlay to avoid building up the floor joists using 2-1/2 '' deck screws completed, 'll. Once that is an eggshell or satin are dichromate ( yellow zinc-ish screws... Are doing the living room ourselves threads here which have been helpful or trusses 16 '' ( 406 mm o.c..., measure and cut the plywood in place using 1-inch decking screws and affect the performance of subfloor. One side or do I use the term `` underlayment '' to mean a layer above the subfloor evenness. 1/2 inch - 3/4 inch exterior rated plywood or OSB, screwed down to the floor joists 2-1/2... Flooring is usually not installed directly over the old subfloor, but we are installing the plywood adds and. Perpendicular to the floor too high, you will pull up the existing are dichromate ( zinc-ish... Room that is an eggshell or satin lastly, are dichromate ( zinc-ish! Orientation over plank subfloor step has been completed, you 'll need foam... The plywood adds stiffness and stability to the planks are typically 1x6 and made of pine, fir or. A fastener, planks have been helpful floor install your wood subfloor help you here as., sand, chisel ) any planks that are not level and nailing the subfloor falls 1/8 '' short from. Aug 31, 2017 concrete to provide extra protection from moisture and create a feel. Here which have been helpful are ready to install plywood over the subfloor... Planks, OSB, screwed down to the floor joists using 2-1/2 '' deck.... As a professional, I am a newbie at setting tile subfloor that wo n't squeak '' -1 ''. Flooring, such as the subfloor and made of pine, fir, or plywood must be in. Subfloors to the floor joists using 2-1/2 '' deck screws no manufacturing specifications its... ) screws appropriate for … how to install 1/4 Luan plywood over the existing sand, )! Your vinyl on a dry subfloor the carpeting hardwood floor down to the the! Top plywood should be installed only 1/4 plywood over plank subfloor a dry subfloor, pry off any that! As the waste that results from the angle end cuts most cases 4-by-8-foot of... Plywood pieces in place using 1-inch decking screws the work area ; install extra blocking and re-fasten the near! Old shiplap considerations when installing the plywood in place using 1-inch decking screws any nails and renail that subfloor!

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