How to install self leveling over a wood subfloor youtube. How to prepare a wood substrate for a decorative concrete topping system. Repair holes and cracks with a great selection of concrete repair products at menards. Installations over gypcrete the purpose of the information is to outline ideal flooring options and applications over gypcrete.
The wood flooring system must conform to the requirements. Concrete overlays for wood surfaces create the ultimate makeover. Various thickness overlay concrete construction magazine. Find out how concrete floors are installed over a wood subfloor. How to patch small holes in concrete slab basement floor.
Frankly, stacey, the thought of a concreteoverwood floor frightens me badly. We had a concrete slab and a wood subfloor over it. Self leveling compound or underlayment can be poured over a wood subfloor, but it is critical to choose the right. Installing a concrete floor over a wood subfloor time. Can an underlayment be installed over a wood subfloor. Pulled up the carpet this weekend to find an old vinyl or linoleum i dont know the difference underneath on top of the wood subfloor its a pier and beam house. In basements and in homes with slabongrade foundations, the.
Use over concrete, gypsum, wood, vct, existing patching and leveling materials and nonwatersoluble adhesive residue on concrete. Their main purpose is as a thin topping to level, smooth, or fix imperfections in concrete. For absorbent concrete, wood, gypsum and nonwatersoluble adhesive residue on concrete. Concrete resurfacing over wood or plywood substrates duraamen. You might try backer board with a polymerconcrete overlay. These subfloors consist of lightweight concrete or gypsum based topping over plywood on wood joists or trusses. How long should concrete cure before installing tile.
The open joints should be filled with a rapidsetting patching. The slurry must not dry before concrete is placed over it. Decorative concrete overlays over a wood substrate. They also dry very quickly, so the final texture is limited to how the microtopping is applied over the. I like to use a polymer additive combined with cement, which provides some. How to level a concrete floor selfleveling overlays.
How to level, smooth, or fix imperfections in wood substrates before installing tile. Microtopping treatments are made with very thin layers, no thicker than 18 inch, of polymermodified concrete containing sand and are applied with trowels or brushes, depending on the final look desired. Selfleveling compounds and selfleveling overlays are designed to be used over existing concrete. The first step to proper installation is to get the subfloor in order. Vinyl is one of the few types of floors that can be safely installed over concrete, wood, or other solid floors.
Selfleveling concrete toppings provide a shortcut to a. In woodframed construction, gypsum can be poured directly on the wood without wire lath reinforcement at 19 mm 3. Subfloor prep installation faqs armstrong flooring. Gypsum concrete is a building material used as a floor underlayment applied over wood subflooring and concrete.
Find quality surface preparation online or in store. See concrete, floor fills, underlayments and toppings e 8 on page 23. Get free 2day shipping on qualified floor patch products or buy flooring department products today with. Selfleveling toppings can be poured over existing concrete surfaces you didnt think were salvageable, saving time and money. Ardex liquid backerboard over wood subfloor to allow stained. How can i pour a concrete floor over a particle board subfloor. Concrete resurfacing over plywood substrate duraamen. Topping concrete work procedure, types and advantages. As noted above, were discussing two products, one a subset of the other. Concrete underlayments, installing underlayments, and info on. Increases stc rating 615 points over bare wood frame system.
Diy experts show how to repair concrete steps by patching and resurfacing them. Types of subfloor materials in construction projects. Standing the test of time since 1972, gypcrete makes for safer, quieter living, and has become a standard in. Concrete resurfacing over wood or plywood substrates. Because microtoppings are so thin they are not selfleveling.
Shop surface preparation in the flooring section of. We are building a 2story condominium complex with concrete slabongrade. Durable, noncombustible concrete subfloor panels offering fast installation, structural stability and 1 and 2 hour firerated assemblies. Traditional latex modified or gypsum based underlayments will crack along joints, break bond with lateral. Patio or driveway concrete overlay is for old or damaged concrete with surecretes just add water mix and when applied properly, our broom overlay product test well over 6000 psi when cured. Or you can incorporate decorative inlays, such as strips of wood or metal, by adhering them to the base concrete and then pouring the overlay to the level of the inlay. Levelers and patches flooring supplies tools miami.
The concrete wont shrink when it is wet, so it shouldnt crack during this period. The installation of calcium aluminate cement based selfleveling concrete, param 5500 along with expanded metal lath for reinforcement is a successful fasttrack. Surespray is a thin spray concrete overlay mix product that can create many different designs and textures on concrete floors. Their main purpose is as a thin topping to level, smooth, or fix imperfections in concrete substrates prior to installation of other floor coverings, such as tile, carpet, or vinyl. Repair subfloor with meadowcrete or meadowpatch repair products from.
Not a problem, as its all intact so i had planned to run the laminate over top, and i went ahead and filled any gaps between the closet and floor with a filler putty meant for this. Consists of wood subfloor installed over or on an existing concrete subfloor on or. Helpful tips on how to pour self leveling concrete over a wood subfloor. For super sound control even in open beam, concrete slab and exposed ceilingmass timber floor systems. When you remove the burlene, saw cut the slab immediately. Some products are designed to go on just thick enough to fill the voids in the lath. Should i put a membrane between the concrete topping over. Can be used to create a burnishpolished surface on indoor concrete. Surface repair options for concrete floors and subfloors.
In that case you will have to fill and patch the concrete. For the second story a foamed type of lightweight concrete is being used over plywood for sound absorption between floors. Fill the seams and joints of the plywood subfloor with a fearther patch material to seal them off. What is the purpose of floor concrete in this upstairs wooden condo. Surebroom is a concrete broom overlay mix that comes in a gray or white mix. Traditional latexmodified or gypsum based underlayments will crack along joints, break. Sprayable concrete overlay mix floor thin texture surespray. Dense new and precast con crete requires 1 coat of diluted concrete bonding adhesive. Sakrete fastset self leveling resurfacer 50lb fast. Ardex gs4 selfleveling repair underlayment for distressed gypsum and wood subfloors.
What is a sleeperconstructed subfloor and why cant i install flooring over this. After the concrete is finished, it should be wetcured for 14 days. This is a wood subfloor installed over an existing concrete subfloor without 18 of well ventilated air space below. Concrete on or below grade will have some moisture in it. Looking for sakrete gray selfleveling underlayment, 50 lb. Nailers put down in it, concrete between them and wood nailed down over it.
It is ideal for leveling larger areas, and can be used over precast floor slabs, new concrete, weather damaged concrete or finished concrete with rough or otherwise unacceptable surfaces. The subfloor is the foundation beneath finish flooring materials. On woodframe floors, the subflooring provides a continuous structural surface over the floor joists. Sakrete fastset self leveling resurfacer 50lb fast setting concrete mix at lowes.
Ardex sdm designer floor finish use over concrete, terrazzo and ceramic, quarry and porcelain tile. Increases iic levels up to 17 points over wood frame, and up to 25 points over concrete. Prime the entire surface with wood primer to seal off the surface and get a good bond. Whether its a question of cosmetic concrete repairs for a more attractive finish or installing hardwearing surfaces in commercial and industrial applications, ardex offers the right products no matter how diverse and challenging the requirements. To help you start your installation project off right, here are a few tips for preparing your subfloor. Imagine waking up in the morning and not having to cringe as you step onto your cold tile floor.
Dispelling common myths associated with poured gypsum floors. Concrete broom overlay resurface old concrete mix 6000psi. Under the subfloor is wood its a wooden construction. Placing a durable underlayment concrete construction magazine. How to install concrete floors over plywood subfloors seattle. This video demonstrates the installation of selfleveling concrete over plywood substrates. Selfleveling underlayment for interior wood and concrete subfloors. The original floor consisted of linoleum over plywood. The daily temperature and humidity changes cause the wood floors to move and expand under stress. Unless the product is labeled as selfleveling, it will need to be worked with tools as outlined above. Should i put a membrane between the concrete topping over plywood subfloor. Selflevelling concrete is a great option to fix a floor but heres why its not a diy option there are many products with many different processes.
This overlay on a wood subfloor was created with ardex products, then colored with. A product like burlene is good for this, but keep it wet. How to patch and resurface concrete steps howtos diy. Top n bond by sakrete is a polymer modified repair mortar used for patching, repairing and resurfacing cracked or chipped concrete surfaces.
Installations over gypcrete lumber liquidators flooring co. Part of the house was cemented over the slab some years ago and tiled. Yields listed above will vary based on substrate profile, variations in mix water amounts, and waste. Wa state once we took off the old carpeting and vinyl flooring, it turned out that the subfloor is made from concrete. How to install selfleveling overlays are simply poured or pumped onto the floor surface and then distributed evenly using a. Please send us information regarding the proper chemical to use to achieve the proper mix for the lightweight concrete. Should i put a membrane between the concrete topping over plywood subfloor im working in a condo right now that was built in 1989 with standard wood not pt with a 1. Floor leveling compound is any mix used to fill low areas and imperfections or add as a topcoat to existing flooring. How to install concrete over plywood part 44 back to video gallery because duraamen specializes in polished concrete flooring systems that can go over many different surfaces, we have repeatedly been asked about whether or not you can install concrete over plywood. Floor leveling compound the home flooring pros guide. Over wood floor systems, utilizing expanded metal lath reinforcement. The wood subfloor must either be solid hardwood flooring, a minimum of.
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