Provides uncoupling waterproofing vapor management and heavy load distribution to ensure the durability and integrity of tile installations Since ditra is going over plywood is it ok if some screws are flush with the plywood or do they all have to be recessed. perhaps a different brand? I'm renovating my kitchen, in the Pacific Northwest, and we're installing tile in place of the old floor. Houston Remodeler. hey jeff, since the hardie backer is thinsetted (and screwed) to a 1/4" poplar underlay, does any of this system act as uncoupling? ditra mat reduces the movement of the O.S.B. Add one in the admin panel. plywood; existing vinyl floors; structural plank subfloors; concrete; and heated floors. Tile/Ditra/¾" plywood. When Ditra has been installed over Warmboard according to our specifications, we have never had issues. By isolating the tile from the wood floor beneath it eliminates cracking in the tile and grout joints. The anchoring fleece is embedded in thin-set mortar to provide a mechanical bond to the substrate. This right column is widget ready! Can most of the old adhesive be removed to get back to (mostly) a substrate that the mortar will certainly bond to? You need to use the flat side of your trowel and spread thinset in every direction over the ditra to ensure that all the little waffles are full. It can be installed over a variety of substrates including plywood, OSB, existing vinyl, structural planks, and concrete. plywood; existing vinyl floors; structural plank subfloors; concrete and heated floors. Schluter Ditra is one popular brand of a membrane. But once we removed the old flooring we found that someone had painted the plywood subfloor. All the specifics for DITRA installation are in the handbook or on Schluter’s site. 11 is used. Schluter®-DITRA is a polyethylene membrane with a grid structure of square cavities, each cut back in a dovetail configuration, and an anchoring fleece laminated to the underside. came back next day and tiled. The short answer is that it’s an underlayment used under tile and stone flooring to "decouple" the ceramic tiles from the subflooring, which may be subject to expansion or deflection which can cause tiles or grout lines to crack. Tile Ditra (+heat) 3/4Ply Floorboards This should work ok, yes? If so you can screw down a new layer of approved substrate over the VCT adhesive. 06-18-2014, 08:56 PM. However part of the plywood floor is covered with the adhesive from a prior parquet floor and part with the tacky residue from a prior linoleum tile. Inspiring photography including some of our favourite tiles Cutting Large Tiles For cutting the full length of a very large format tile (1200mm x 600mm), Craig uses a 1250mm straight rail tile cutter. Ditra is a polyethylene orange mat sold in 50+ square foot rolls at home improvement stores. For example, to set DITRA over plywood or OSB, a modified thin-set mortar meeting the requirements of ANSI A118. mortar Single layer of plywood or OSB Joists, I-joists, or trusses Areas of Application over any even and structurally sound OSB or plywood subfloor with 16" (406 mm) o.c. Therefore, DITRA can replace a second layer of plywood in most applications. The plywood subfloor beneath the wood was mostly in good shape. would you use it on the floor as an uncoupling membrane? Fixed to a workbench, the tile is placed in the. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. IN GENERAL: ensure subfloor panels are level and properly fastened to the joists. Basically you can install DITRA over . Hi, wondered if you good folks could advise on whether ditra mat is advisable/essential for my upcoming tiling. https://www.finehomebuilding.com/2016/01/06/prep-a-subfloor-for-tile, https://sccpublic.s3-external-1.ama...s/hc5/he3/8808915828766/Ditra_DitraXL-csd.jpg, https://noblecompany.com/products/nobleseal-ts/. and if there isnt any uncoupling, how does the system work to prevent cracking in the tile layer? I tore out tile over 1/4 ply, over stick down vinyl, over sheet vinyl, over MDF. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! awdpsi. BUT again, this tutorial is just for wood subfloors. 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. It can be installed over a variety of substrates including plywood, OSB, existing vinyl, structural planks, and concrete. I 'm now down to the subfloor which is 1/2 ply. Ditra Mat underlayment for tile is a tile backer that has some great benefits when installing tile over O.S.B. You’re in uncharted waters here. Performance results from ASTM C627. 2.3K likes. I'll either use 1/4 inch cement backerboard or a proprietary product like Schluter Ditra. BUT again, this tutorial is just for wood subfloors. Tiles = 60cm x 60cm One tile company then recommended the Ditra matting which no one else did (the others i guess either assumed i was using it or thought that the plywood … DITRA is approved for use with ceramic, porcelain, and natural stone tile. By isolating the tile from the wood floor beneath it eliminates cracking in the tile and grout joints. A screed trowel or concrete float is used to press the material’s fleece into the mortar and to remove air pockets working from the center toward the edges. The type of thin-set mortar used to install DITRA depends on the substrate material. glad a spent the time prepping the hardieboard with thinset. You’ll apply a layer of thin-set mortar atop your bathroom’s level subfloor, roll out the Ditra from edge to edge with the fleece side down, and then install your new tile as normal. Secondly, I would never tile directly over the plywood as this video seems to imply is acceptable. To set DITRA over concrete or gypsum, Schluter-Systems recommends an unmodified thin-set mortar meeting the requirements of ANSI A118.1. This underlayment also acts as a waterproof membrane over moisture-sensitive subflooring such as plywood and OSB. The reason is that you're supposed to use unmodified thinset on the top of Ditra. PS, for the future, is there a decoupling membrane that is suited to small mosaic? I made my post Sept. 13 and it appeared then (and now) that huesmann made his first post earlier that same day. does anyone know if unmodified thinset can be used to put ditra straight on it? Ditra Over Plywood. este video te lleva por los diversos pasos necesarios para instalar losas en … Losetas & More. found this, which goes into detail about what you were saying Jeff. One popular way to augment plywood substrate is with a waterproofing, uncoupling membrane between the tile and one layer plywood. The DITRA is rolled out over the mortar making sure the fleece and mortar are in contact over 100% of the surface. Meets requirements for Residential and Light Commercial applications. ... DITRA or plywood. so nobleseal TS seams like a similar methodology to schluter kerdi? December 2, 2020 by admin. In my experience tile applied directly to plywood will be a short lived installation and more likely to encourage rot in areas near a tub or shower. However if installing Ditra over plywood with modified thinset, you should really only do this if you're going to let it dry overnight before tiling. 1. WOOD — Floors, Interior - Ceramic or Porcelain Tile 5. I want to install 12" porcelain tile with ditra on our foyer. A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. DITRA is approved for use with ceramic, porcelain, and natural stone tile. Floor Tiling Ideas Browse our photo gallery in the Topps Tiles Style & Inspiration hub. Tile is installed over DITRA using the thin-bed method in such a way that the mortar becomes mechanically anchored in the square, cutback cavities of t… For a better experience, please enable JavaScript in your browser before proceeding. Since the cavities are dovetailed (that means they go down and away from the opening) you need to ‘force’ thinset into the bottom corners of the cavities. Add one in the admin panel. My question is regarding the toilet flange; I have some 4inch abs pipe sticking up thru the floor; I'm ok to attach the flange over the finished tile once I'm done. Tile/Ditra/Warmboard. Tile installers usually use cementboard as a tile underlayment over a standard plywood subfloor, but as Home Flooring Pros advises, there are situations for which an uncoupling membrane is a better choice. For example, to set DITRA over plywood or OSB, a modified thin-set mortar meeting the requirements of ANSI A118.11 is used. The problem is I only have enough room to install 1/4 ply over the existing subfloor. Since wood structures are sensitive to moisture, DITRA’s waterproofing function adds an essential element to the flooring assembly by providing simple, effective, and permanent moisture protection. Ditra Mat reduces the movement of the O.S.B. being transferred to the tile. Helping You to Do It Yourself! joist spacing interior dry or wet areas Limitations minimum 2" x 2" (50 mm x 50 mm) tile Single layer of plywood or OSB Joists, I-joists, or trusses 16" (406 mm) o.c. Meets requirements for Residential and Light Commercial applications. DITRA is also noted for its ease of use when compared with materials like cement backer board. cause of cracking and delaminating of the tiled surface. There was some water damage beneath the toilet, but that was easily cut out and replaced. View Full Version : Problem: DITRA over dirty old plywood. By "hardieboard" I assume you mean HardieBacker. GlenFlowers. Add one in the admin panel. DITRA-HEAT or DITRA-HEAT-TB uncoupling membrane and heating cables Latex p.c. By addressing all of the challenges associated with today’s fast, lightweight construction methods, DITRAprovides a durable installation system for ceramic and stone tile over wood substrates. The Only Guide to Choosing A Glass Shower Screen For Your Bathroom. 0- might wanna switch to ring shanked nails and a nail gun 1- the holes will be fine left alone 2- flush is fine. Schulter expressly notes that Ditra replaces that second layer of plywood. since it was a marble mosiac, ditra was passed over, and i set Hardieboard to the slightly vct-glued plywood with modified thinset and screwed it every 6". Ditra Mat underlayment for tile is a tile backer that has some great benefits when installing tile over O.S.B. El enlosado es una manera de embellecer el hogar y The Home Depot te ayuda con los productos y las instrucciones. A tight, unmoving bond between mortar and subfloor causes cracking. Ceramic tile provides a lower cost, extremely durable alternative to hardwood flooring and is much easier to keep clean than carpeting. being transferred to the tile. In this case I’m going to blame huesmann, though :smile: Re-reading my latest post, I shouldn’t have used the word “yesterday”. Ofrecemos todo producto, servicio y materiales de You may get someone who responds that he/she did this and that it worked out fine, but you’ll have no idea if the adhesive in their situation was the same as yours or bonded to the substrate the same as yours. Basically you can install DITRA over. Initially the plan was to plywood the area on top of the floor boards and then tile on top of that with flexible adhesive. I would think you'd want to level out your subsurface first. This left column is widget ready! working on replacing vinyl sheet flooring in the bathroom with Ditra+Tile - This vinyl sheet is installed over a 1/4 plywood sheet and there is 3/4 inch subfloor below it, so i was wondering is it reasonable to install Ditra over this 1/4 over plywood or should i pull it out? At this point, I was still planning to use Ditra with my tile, but the finished floor would have now been too low, so I opted to lay OSB on top of my plywood to add thickness. My plan is to put down some 3/4 plywood over the angled floorboards, put Ditra (+heat) over that and then tile. Ditra over painted plywood. Man…when will I learn to check the OP posting date before replying? It's completely waterproof, and it allows the subfloor and tile layer to move independently. What the heck is Ditra? The result of Schluter-DITRA’s performance is a tile floor with outstanding durability and resistance to cracks and moisture. 10-04-2001, 09:20 AM. or plywood sub floors. This center column is widget ready! For this project, the DITRA is being installed over radiant-heating element embedded in self-leveling mortar. I've self built and extension approx 50m2 which will be a kitchen/diner (with 2.5x1.5m roof lantern) a utility room and a wet room. To set DITRA over concrete or gypsum, Schluter-Systems recommends an unmodified thin-set mortar meeting the requirements of ANSI A118. All the specifics for DITRA installation are in the handbook or on Schluter’s site. also, is there a popular modern decoupling method that works with small mosaic tiles? While not all that hard to install, tile and stone do pose some specific challenges that don’t exist with other types of flooring. IN GENERAL: ensure subfloor panels are level and properly fastened to the joists. Ditra Also Serves As A Waterproofing Layer That Protects Moisture-Sensitive Substrates Such As Plywood/Osb. or plywood sub floors. joist spacing Limitations minimum 2" x 2" (50 mm x 50 mm) tile for natural stone, see detail D-W-S (page 6) JavaScript is disabled. Minor damage to the plywood won’t matter, since it will all be filled in with mortar. For this project, the DITRA is being installed over radiant-heating element embedded in self-leveling mortar. 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