From what I understand, the best way to do this is over a plywood subfloor, menu Whirlpool Go to navigation. Quality installation of a plywood subfloor includes gluing the plywood panels to the floor joists with construction adhesive. For example, if you install resilient tiles or sheet flooring over a subfloor, any bumps, dips, or voids in the subfloor may be evident in the finished flooring. The exception is when laminate flooring is being installed in a high moisture area, such as a bathroom or basement, where a moisture barrier underlayment is a good idea. Installing a vinyl tile or vinyl plank floor is easier than installing sheet vinyl, and any damage to the floor can be repaired easily, simply by replacing a tile or two. Glued-down luxury vinyl or ceramic tile installed directly on top of plywood is never recommended or advised. This flooring has underlay attached. if floor has. Concrete subfloors: Concrete subfloors are found most often on ground level or below; like basements, and/or first floors. Floating timber floors are easily swept with a soft broom, a microfibre mop or even vacuumed using a hardwood floor attachment so as not to scratch the surface. Underlayment covers subfloor flaws for … Another method consists of laying down a floating subfloor made with tongue-and-groove OSB panels, adhered to a base layer of plastic or rigid foam insulation. How to Lay a Floating Subfloor over Concrete Part 2 Written by Michelle Keefe on May 05, 2010. If your concrete subfloor was just poured, you’ll need to allow it to properly cure for a minimum of 60 days before your luxury vinyl flooring installation begins. There is a product you can buy from your local home depot store for putting under a floor over concrete. A subfloor over radiant in-floor heat (sunk in concrete) = useless radiant heat. 6. Build a Plywood Subfloor. Laminate Flooring, which can only be installed using the floating method, can be installed over a plywood subfloor (over the recommended foam pad). For heavy flooring, such as hard tiles the subfloor should be ... (2/3in), 12mm (1/2in) and 18mm (3/4in). The floorcoverings can then be loose-laid if required on a domestic project or bonded, more usually, if it’s a commercial project. A decorative concrete flooring material can be installed over an existing concrete slab, a plywood subfloor or a 3/4-inch solid hardwood flooring. LM from Hot Springs, AR. Many materials can be installed over a plywood subfloor; including any floating flooring system, and solid hardwood flooring. One way to attach plywood to a concrete surface is to screw it into place with concrete fasteners. nailing (min. Concrete has moisture in it and your wood will mold and rot over time. Moisture will get through, so even if you don’t add an additional underlay, you do need to seal the concrete. But with concrete? For example, separation, as well as creaky or uneven floorboards. Way easier to handle and less prone to lifting off the subfloor when that plywood shrinks and contracts at a different rate that that of your solid wood floor. If they have big concerns about the system why not look into a direct glue down with one of those solid sawn 3/4 or 5/8" eng unfinished floors. Before hardwood flooring is installed over concrete, a plywood subfloor must be installed. The most common form of wooden subfloor is plywood. subfloors of particleboard or plywood over joists, plywood or battens over concrete slabs and in some locations, direct fixing to the concrete slab is common. Using underlayment over plywood flooring is absolutely possible. Regular or treated plywood? Concrete or tile-over-concrete are acceptable floors for uninhabited basements. In most cases, when you are installing laminate over plywood, the last thing you want is a vapor barrier type since wood naturally needs to breathe. Most types can be installed over concrete or over a subfloor. Centre “dots” measuring 65mm x 65mm can be individually laid to create various patterns. You can turn off the heat to the floor if you put a subfloor over top. Plywood subfloors: A breathable foam-type underlayment is generally used when installing laminate flooring over plywood or OSB subfloors. last updated – posted 2014-Sep-22, 9:06 am AEST posted 2014-Sep-22, 9:06 am AEST … Search. Often, when we talk of subflooring, people think of lauan plywood, which is used as subflooring over thicker plywood, in preparation for installing a vinyl floor. Most subfloors over concrete use exterior grade ¾” plywood or OSB (Oriented Strand Board). If the boards are not being glued, the nail sizes required by Australian Standard 1684 are: Flooring thickness Rec. over a flat and level concrete slab, plywood or particleboard flooring. I don't think it is a good idea to install raw plywood directly over a slab if avoidable. When you are installing laminate flooring over OSB or plywood subfloor, you need a breathable foam underlayment. It lays directly on top of the waterproof barrier, or combination of barrier and underlayment, to help cushion and insulate. If you are laying a subfloor over a large area, the larger the sheet the quicker you will cover the floor. Use 30mm concrete nails with washers for fixing overlay to concrete. Plywood underlayment is typically needed when a floor material must have a very smooth, flat surface. These are the challenges. The heat transfer to subfloor will be very, very little. Plastic for vapor barrier between plywood and slab? Protecting Laminate Flooring … Preparing a Concrete Subfloor for Luxury Vinyl Flooring Concrete is a common subfloor material, and in general, it’s easy to prepare for a luxury vinyl flooring installation project. Throughout its life, solid strip timber floors can be rejuvenated to near new condition by sanding and refinishing. Martin Cummins on overboard floors. Your subfloor would have to be CONCRETE with the new wiring sunk into the new slab. You are essentially building a 1 1/2" thick eng. Home . nwfa installation guidelines - ferma flooring. Whirlpool. What is the best way to install a plywood subfloor over concrete slab? The Challenges of Laying Laminate on Concrete . Forums. This base serves as a moisture barrier from concrete dampness, and OSB works as a flat subfloor ready for finishing layers. installing luan under a vinyl floor home guides sf gate. Otherwise, yellow pine, fir or other kiln-dried framing species is acceptable. A LONG established method of preparing a subfloor before laying resilient or textile floorcoverings is to overboard the area with a suitable grade of plywood or hardboard. Asking yourself a few questions can be a great idea… What questions? One process is to install a self-leveling concrete over plywood followed by an epoxy system. 1. When it comes to solid wood, both strip and plank flooring are acceptable as long as they are in good condition. For long-term performance your laminate wood floor needs to be dry, level and clean. Not all subfloors are the same. A vapor retarder is recommended anytime solid ¾” wood flooring is installed over concrete. Measure and cut 1/4-inch or thicker plywood with a circular saw to fit the entire floor of the room where you are installing vinyl flooring. 6 Mistakes to Avoid When Picking Out Basement Flooring. The surface can’t be slick, heavily troweled or burnished. 1:28 . The tongue-and-groove edges interlock to resist movement along the panel edges and create an overall stiffer floor. Of 2 layers of plywood is often used as a moisture barrier concrete! A large area, the particular moisture level can change the installation process,! Solid wood, laminate, carpeting—basement subflooring is required installing luan under a floor concrete! 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