Best unmodified thinset for ditra. There are good unmodified mortors and shitty ones.
Best unmodified thinset for ditra. html>zbcgn
Modified sets up by drying out. I’m not so concerned with warranty, just want to make sure my tile is laid correctly and will last. Schluter states that generally speaking, unmodified thinset goes under the Kerdi and under the tiles. So read your Ditra instructions thoroughly. Unmodified Thin-Set (no Additives) An unmodified concrete-based thin-set is concrete, sand, and lime and is not mixed with acrylic-latex additives. thin-set mortar joist spacing DITRA or DITRA-XL uncoupling membrane Schluter ALL-SET®, Schluter FAST-SET®, or modified thin-set mortar Single layer of plywood or OSB Joists, I-joists, or trusses D-W24-T-20 Ceramic or porcelain tile Schluter SET ®, Schluter ALL-SET , Schluter FAST-SET®, or unmodified thin-set mortar DITRA or DITRA-XL Unmodified thinset mortar; For interior and exterior applications; For use with Schluter-DITRA uncoupling membrane and Schluter-KERDI waterproofing membrane; Bostik Ditra-Set is composed of select, proprietary chemicals, carefully graded aggregates and purified cements. Apr 17, 2009 · Schluter recommends unmodified thinset, glass tile (supposedly) requires modified. Floor Tile Mortar is a dry-set (non-polymer-enriched or “unmodified”) mortar for installing floor tile in thin-set applications. 1 to set ceramic and stone tile, including large format tiles, over the KERDI membrane. 11 • unmodified thin-set mortar – ANSI A118. Mix with Thin-Set Mortar Admix for best results or when setting dense tile or when setting over EGP plywood Jan 17, 2008 · Trapped between large tiles and the impervious membrane of Ditra, it would take forever to set up so you could walk on it or grout it. For all the substrates listed in this Handbook (e. Any advice on using this product or recommendations? Thanks What is the proper thin-set mortar consistency for installing Schluter-DITRA and Schluter™-DITRA-XL? Using a thin-set mortar that is suitable for the substrate, apply the thin-set mortar (mixed to a fairly fluid consistency, but still able to hold a notch). ) On top of Ditra, you would use unmodified thinset to install your tile. So the next best option is to use All-Set and skim coat the vinyl with this and let it dry. , responds: The question about when to use latex-modified thinset (called latex/polymer-modified mortar) versus when to use unmodified thinset (called dry-set Engineered for use both under and over all DITRA and KERDI products; Smooth and creamy; Easy to handle and spread; Suitable for use with ceramic, porcelain, and stone tile, including large and heavy tile Sep 21, 2023 · One of the best options for this application is unmodified thin-set mortar. . Schluter SET® is a premium, unmodified thin-set mortar for use as a bond coat within tile assemblies that is optimized for use with Schluter® membranes and boards. Solutions at your fingertips — Get the mobile Schluter app Contact us: 888-472-4588 Send us an email: Ultra-smooth and creamy, its very easy to trowel. Unmodified thin-set mortar may also be referred to as dry-set mortar by the manufacturer. Which Thinset to Use; Ditra Installation Tip 2: Water Thy Floor; Ditra Installation Tip 3: Dry-lay the Pieces Before Installing; Ditra Installation Tip 4: Use the Proper Sized Notch Trowel; Ditra Installation Tip 5: Trowel the Notches in the Short Direction Once your subfloor is good to go it’s time to install the DITRA. I would like to lay them with a 1/8 joint or even smaller if I can. have been for years. Apr 13, 2013 · The thinset won't dry. Unmodified Thin-Set Mortar: Suitable for most ceramic and porcelain tiles, unmodified thin-set mortar dries more quickly than its modified counterpart, allowing you to proceed with tiling sooner. For instance, to install DITRA over plywood, a modified thinset mortar should be used. ), Schluter SET™, ALL-SET™, FAST-SET™ or an unmodified thin-set mortar is recommended. 3 ft. Oct 27, 2010 · * Use quality unmodified with a 1/8" square trowel to install Kerdi to wall board and same thin set with appropriate trowel for tiles. It is designed to be used under and over all Ditra and Kerdi products. Modified Thinset: Key Differences Unmodified thinset consists of cement, sand, and water retention agents, while modified thinset includes additional polymers or latex to enhance its performance. x 1/8 in. Sep 16, 2012 · In fact, after the mortar has reached final set (usually within 24 hours), unmodified thin-set mortars achieve higher strengths when cured in continually moist conditions. Ditra Handbook calls for "fast-setting modified thin-set mortar" between vinyl and Ditra and "unmodified thin-set mortar" between Ditra and Tiles. Jan 21, 2018 · Ditra Set is fine and I'm a fan of it. Could u explain why u suggest a 1/2x1/2 trowel? The floor has one low spot from the plywood not being made correctly on one of the corners. Thus, the name thinset. The difference between the two is that the unmodified is a mixture of Portland cement, sand and water retention agents. The type of bonding mortar used to apply KERDI must be suitable for the substrate and must penetrate and engage the membrane fleece. I know for the ditra to tile (LFT - 24X48) adhesion, I can use any of Schluter’s 3 Thin Set Mortar’s (All-Set, Set or Fast-Set) or I can use an unmodified thin set mortar ANSI A118. Oct 14, 2023 · However, if you are setting DITRA over concrete or gypsum, it is recommended to use an unmodified thin-set mortar that also meets the requirements of ANSI A118. under mat and Ditra set on top for setting tile. The only way you can use modified thin-set is with products from Ardex. May 18, 2018 · Supplies for Schluter Ditra Tile Underlayment Project. Please consult the Schluter-DITRA Installation Handbook before beginning your tile project to confirm the proper materials selection. This type of mortar is recommended by Schluter-Systems for setting DITRA over concrete or gypsum. Look for this standard on the packaging (e. Be sure and follow instruction as to what type thinset you use, with wood subfloor you use modified on floor, then unmodified thinset to set tile. This benefit is especially valuable in wet areas like bathrooms, kitchens, and laundry rooms, protecting the subfloor from water damage and mold growth. Actually the truth is any quality modified thinset will work for everything if you aren't in a hurry to get back on the tile right away, because it may take longer to d Sep 19, 2011 · Ditra-Set Thin Set Article: John Bridge: Tile Forum/Advice Board: 21: 10-31-2007 08:41 PM: Cutting ceramic tile once set in thin set? Annie8866: Tile Forum/Advice Board: 3: 10-30-2007 01:00 PM: Acceptable thin set for OSB: jdkimes: Tile Forum/Advice Board: 11: 11-28-2006 02:12 AM: Thin set vs medium set for guaged slate: GHutchins: Tile Forum Jul 22, 2020 · I am using Ditra and because its on a concrete slab I used a self leveler and then used unmodified thinset on the bottom of the Ditra. Tile C-54: This subreddit contains almost every aspect of Ceramic and Mosaic Tile. Ultra-smooth and creamy, its very easy to trowel. You mentioned how you understand how the porcelain needs modified thinset. This type of mortar doesn’t contain any additives or modifiers, offering a basic and reliable bond. Jan 22, 2022 · Can you use unmodified thinset under Ditra? Yes and no. The DITRA-HEAT-E-HK heating cables can now be installed. After reading the opinions from the pros on this forum, I plan to return that junk, but am left with the need for a good, high quality thinset. Jun 15, 2016 · I've used a lot of unmodified thinset mortars in my day, because I work with Schluter products that require it. Page 25. They take too much time to mix and they didn't have the grab that they like. I plan to add Ditra over the top and then tile. I didn't seam edges and was using it purely for decoupling. We've tried the thinset offerings being made by Schluter, but our guys didn't like them at all. Since DITRA is impervious, it does not deprive the mortar of its moisture. Fill the cut-back cavities with Schluter SET, Schluter ALL-SET, Schluter FAST-SET, or unmodified thin-set mortar and comb additional mortar over the matting using a trowel that is appropriate for the size of the tile. 4 or A118. The ditra handbook says to use unmodified thinset to bond the tile to the ditra because it chemically cures. I use the Schluter All-Set to make things easy on myself since it’s good for all scenarios and applications. Having said that, I find that the Mapai is a good unmodified as is the Laticrete 317. 6, A118. Unmodified thinset cures, which is not the same as drying with air, so that's why you use it in between the Ditra and tile. You may need a modified to attach it to the floor, depends on what that is made of. They dont suggest otherwise as this may comprimise the Ditra performance. 11 when mixed with Thin-Set Mortar Admix. 5 mm) square Aug 3, 2010 · NOW, they want tile over KERDI or DITRA to be installed only with unmodified thinset because unmodified thinset will cure on its own and doesn't require any air, basically. However, over concrete Schluter recommends an unmodified thinset mortar like the Ditra-Set shown here. You can slightly lift one of the edges to check on the progress. Apr 30, 2022 · Generally, when installing uncoupling membranes, you will want the thinset mixed looser (more water) than you would if you were installing tile. bathroom and I already have far more thin set (both modified & unmodified) than I need, so if I can get away with the thin set Feb 16, 2022 · Ditra is applied to the subfloor with thinset (either modified or unmodified depending on the substrate). There are good unmodified mortors and shitty ones. , product meets ANSI A118. A HD employee sold me CustomBlend unmodified thinset and Multiset to use over and under the Kerdi and Ditra in my latest bathroom project. Schluter SET® - Premium Unmodified Thin-set Mortar. Problem is, I can only find gray unmodified thinset and white modified thinset. Mar 25, 2009 · I just did a Bathroom myselfThe Ditra instructions state that you need Laytex Modified between the Plywood and the Ditra. When ditra and kerdi came out, modified thinsets cured the same way all thinsets cured…by evacuating moisture from the thinset into the substrates. Schluter, for example, advises adding an additional 1-2 quarts of water per bag for Ditra, Ditra-Heat, Ditra-Heat Duo, Ditra XL, and Kerdi waterproofing membrane. You use modified between the plywood and Ditra because you need that to bond to the plywood, and the plywood will allow air in to dry the thinset. But leaving it overnight to dry before installing the tile solves that problem. Sort By. See More + Portland Cement Thin Set and Large and Heavy Tile Mortar for Schluter®-DITRA® AND Schluter®-KERDI® Uncoupling and Waterproofing Membranes* Modified is used here because it gets stronger as it dries and the plywood will pull the moisture out. Schluter has DitraSet made to their specifications, and you should be able to buy that for a lot less than the Mapei product. Cement mortar does not need air to dry, it’s a chemical reaction. 7, A118. Exceeds ANSI A118. A rubber float can make your work much easier. MAPEI Floor Tile Gray Thinset Tile Mortar (50-lb) Sep 21, 2010 · unmodified such as custom blend goes under the ditra, on top, well, as you mention it says unmodified but also goes into the problem with modified thinsets. What is Unmodified Thinset Mortar? Unmodified thinset is composed of three main ingredients; portland cement, sand, and powdered water retention additives. an area no greater than to which Schluter ®-DITRA can be installed in 20 to 30 minutes. My problem is that I want to know how everything works, so this is bugging me and no amount of googling came up with a solid answer. This allows the cement to properly hydrate, resulting in a strong, dense Jan 12, 2010 · A HD employee sold me CustomBlend unmodified thinset and Multiset to use over and under the Kerdi and Ditra in my latest bathroom project. Mar 18, 2013 · Ditra-Set Mortar; The type of thin-set mortar (modified vs. Unmodified only does a mechanical bond. Which is why for ditra and kerdi we always used to just use Unmodified. It is modified, so is all set. 3, A118. The space is about 400 sq ft. If that cement board was waterproofed than technically this may be the correct method. by JJGGMM This review is from Ditra 54 sq. Nov 22, 2014 · Regardless, sounds like you have solved the issue for me--I will be using UNmodified thinset to set the ditra and then the same UNmodified thinset (white only) to install the tiles. Popular options for unmodified thinset include Laticrete 272 and 317, Bostik Ditra-Set, and Mapei Kerabond. You could see the thinset through the tile, and could tell the difference between ‘wet’ uncured thinset and cured. In this case you can use either for installing the DITRA and use unmodified to install the tile. g. The Schluter FAST-SET® rapid-setting modified thin-set is ready to grout in 4 hours for fast-track projects. Once dry, proceed to use All-Set to install the Ditra. VersaBond cures quickly even in cold climates and adheres to most surfaces. Jan 19, 2023 · Unmodified thin-set mortar is commonly referred to as dry-set mortar by the manufacturer. Feb 20, 2012 · A high quality unmodified thinset will work for the Kerdi install. In the world of mortars, there are three main types; thinset, mastic, and epoxy mortar. It is sag-resistant making it ideal for horizontal and vertical tile installations. We've listed our top-ranked picks, including the top-selling Unmodified Thinset For Ditra. 10 Other Considerations tightly butted and/or tented plywood or OSB seams must be addressed prior to installing Sep 9, 2022 · Step 5 – Install the DITRA Over the Thinset. The main purpose of using unmodified thin-set mortar is to maintain a strong bond between the tiles and the Ditra matting. I went to Floor & Decor and they sold me Ditra All-Set and said I could use it to put the Ditra down and put the tile down. We have gone through all resources on the internet to make a comprehensive list of the Best Unmodified Thinset For Ditra available in the market today. Jul 19, 2017 · Schluter All-Set Modified Thin-Set Mortar - Ideal for Ditra and Kerdi Systems, Suitable for Ceramic, Porcelain, Stone Tile, Interior and Exterior Use - White, 50 Lbs - SETA50W: Amazon. 2 different types of thinset are needed to create the How much thin-set mortar will be used with Schluter®-DITRA or Schluter®-DITRA-XL? The estimated thin-set mortar coverage for each membrane is shown below. It follows the traditional recipe and has been used in tile installations for years. Dec 21, 2017 · Plus, when you use an unmodified thinset to bond things, the cure occurs in a reliable timeframe. Aug 7, 2015 · Mix the thinset a little bit on the looser side for use under the Kerdi. There are three types of thin-set mortar from Schluter®-Systems: Schluter SET ™ unmodified, Schluter ALL-SET ™ modified, and Schluter FAST-SET<sup>™</sup> rapid-setting. Laticrete's 317, or Tec's FullSet Plus are a couple more, but they require special ordering for me. All three products, including the Schluter SET® are approved to set porcelain tile over Schluter® boards and membranes. Unmodified Thin-Set Mortar . Considering that the modified thin-set must meet certain code specification (ANSI A118. The schluter brand thinset came later. Modified thinset offers increased strength, flexibility, and bonding capabilities, making it suitable for a wider range of applications Ok so the 2 types work differently. I'm going to be putting thinset, backer, thinset, tile. Compare. For the Ditra, you can bond it to the subfloor with a modified thinset and set tile on it with an unmodified thinset. Plywood sucks moisture out of the thinset. 11 when installing porcelain and also for any tile over Hardie, you may as well use the same under the board too. 11; 118. 5 • grout – ANSI A108. The Ditra is attached to your flooring substrate by embedding the anchoring fleece in thinset (modified or unmodified depending on the substrate to which you are installing it). 9, A108. Schluter DITRA XL underlayment; unmodified thinset mortar (*clarification: modified thin-set mortar over wood subfloors; Schluter SET, ALL-SET, FAST-SET, or unmodified thin-set mortar to install tile on top of DITRA-XL) ¼”x ¼“ square-notch trowel; sponge/bucket of water; box cutter Back in the day before Schluter made All Set you had to use an unmodified mortor over all of their products like ditra and kerdi. So if you use unmodified on plywood the plywood sucks the moisture out of the thinset before it cures properly. 8 Setting and Grouting Specifications • tile – ANSI A108. Cheers and best of luck. If you installed the tile with modified thinset, it wouldn't be able to dry properly, and modified thinset must dry to form top strength. personally i haven't had an issue with extended cure time and versabond which is actually modified Aug 8, 2014 · Nope! If you want to be politically correct you should use "DITRA-SET". It's like BUTTAH !!! Can also be hard to find, so when you do get some, consider yourself lucky!! As long as I can find it, I'll never use another thinset again in life. The availability is extremely limited, however. For Kerdi Board we'll use Bostik Ditra-Set. , gypsum board, cement backerboard, etc. 3 in. So in your case, use modified under the Ditra to bond it to the subfloor, and use unmodified on top of the Ditra to set the Schluter FAST-SET® is a specialized, fast-setting modified thin-set mortar for use as a bond coat within tile assemblies that is optimized for use with Schluter® membranes and boards. Jan 15, 2013 · Four interesting facts about Schluter Ditra Uncoupling Membrane 1. Again, I've tiled over Ditra with modified thinsets, but I'd not recommend doing that with large format. Repeat until you are sure the DITRA has adhered to the thinset. Mix with Thin-Set Mortar Admix for best results or when setting dense tile or when setting over EGP plywood Apr 30, 2023 · Ditra Installation Tip 1: Mix Your Thinset Loose Enough. Better to let the ditra setup for a day before installing the tile, if you have to adjust a tile on wet ditra you run the risk pulling the ditra away from the subfloor. Note: Tile can be installed directly over the DITRA-HEAT membrane immediately after the DITRA-HEAT-E-HK cables have been installed using an unmodified thin set. 1 when installing their products over concrete. I also plan on using unmodified on top since I am putting down porcelain. You can use one to work the DITRA into the thinset. Related documentation Technical Data Sheet Thin set mortar, made from portland cement, is the “glue” that holds the modern tile industry together. 6, A108. 1 without additives. They also said they recommend 1/4x1/4 trowel for the tile with that thinset. 4 and A118. 5 mm x 4. Hi, you can always use an un-modified thinset for most Schluter installs with the exception of gluing down any of our Ditra membranes to a plywood/OSB (a Modified thinset would be needed in that case) As I don’t know what your project consists of exactly, please call our customer service should you have a doubt. The seller used Ditra over a cement substrate. It had a light “wet concrete odor” when wet but it is safe once dry. It is installed with unmodified thinset to ensure a fully water-tight seal to prevent leaks. Right. If you were keen when reading the above common problems associated with Schluter Ditra, you should have realized that most problems stem from improper installation and not the product itself. For Ditra we use Laticrete 255 MultiMax below and Bostik Ditra-Set on top. Unmodified does not need to dry. Installation instructions are covered under the DITRA-HEAT-E-HK product page. Schluter-Systems requires the use of Schluter SET™ , ALL-SET™ , FAST-SET™, or an unmodified thin-set mortar meeting the requirements of ANSI A118. Mix up modified thin-set. ft. Its extra long working time makes it simple to apply and adjust tile. . A product of the 1950s, thin set, then known officially as “dry set mortar,” ended the eons-long practice of bonding tile and stone to substrates with pure cement, a process which was time consuming and tedious. The answer might surprise you. If any evidence of skinning or setting occurs, remove and replace with fresh mortar. and use unmodified between the ditra and the tile. Tile can be installed over DITRA and DITRA-XL immediately; no need to wait for the mortar to cure. Mix with Thin-Set Mortar Admix for best results or when setting dense tile or when setting over EGP plywood, existing flooring or exterior applications. 4; or 118. Unmodified thin-set mortar must be used to construct all KERDI seams to ensure watertight performance of the system. Consult the DITRA Installation Handbook or DITRA-DRAIN Technical Data Sheet for appropriate details. Apr 16, 2024 · The best thinset for your tile installation project depends on various factors such as the specific application requirements and the recommendations of the tile manufacturer. This includes but is not limited: glazed wall, ceramic, mosaic, quarry, paver, faience, glass mosaic and stone tiles Please submit videos, pictures of beautiful and amazing works, and your own work for us to admire, or help you finish. It's distributed widely up and down the Left Coast (Custom is in California), a few other isolated spots, but not everywhere. So, my questions are: Why "modified" between vinyl and Ditra? Feb 22, 2020 · I am using the Ditra uncoupling membrane for the first time for a small (100 square foot) tile job. Ardex and Schluter work together as a team in Europe and now here. 1 to install… Aug 23, 2016 · I plan to lay DITRA-HEAT over this plywood, using modified Mapei UltraFlex 2 for the DITRA-HEAT mat. A regular mix will cause you a lot of extra grunt work trying to push it around under the Kerdi with your float. Dec 1, 2007 · Q: When installing stone tiles over Schluter's Kerdi waterproofing membrane, is it okay to use modified thinset mortar? I know that Schluter recommends unmodified thinset mortar, but my supplier suggests that the large and heavy tiles will be easier to install with a polymer-modified no-sag mortar. Using a thin-set mortar that is suitable for the substrate, apply the thin-set mortar (mixed to a fairly fluid consistency, but still able to hold a notch). This allows the cement to properly hydrate, resulting in a strong, dense bond coat. Foxtail brush; Utility knife; Chalk line Feb 5, 2019 · Hi All. Magically you can use a Schluter product that is latex modified, but not Apr 26, 2010 · (Schluter handbook says latex-modified thin set for placing Ditra in, then unmodified thin-set above the Ditra for setting the tile in). Schluter Ditra is a polyethylene membrane with square dovetailed cavities and an anchoring fleece laminated to the underside. Pros and Cons of Using Modified vs. x 16 ft. Mar 13, 2017 · Thinset is a thin cement-like material capable of bonding tile to various substrates using only a very thin bed. I am upgrading a bathroom in the basement with existing vinyl glued to the concrete floor. DitraSet by Bostik or Mapei's Kerabond are two such choices that I use regularly. If not that, then is using white grout on top of gray thinset going to be a problem? Oct 19, 2014 · The old debate. 15 mortar and the products listed below meet this standard. Thin-set should be mixed to a fairly fluid consistency. Jan 17, 2019 · Unmodified thinset does not need to dry to reach full strength. BUT should still hold a notch. (Think of how they spray new concrete to keep it damp while it cures over the course of days. Schluter recommends unmodified over Ditra but I've read in various forums that a fast setting thinset, like Laticrete 253RS is fine. He never got around to installing the natural stone tiles, which he left for us to do. The additives in modified thinset gives much better grab and stability compared to unmodified but at the expense of releasing moisture more slowly, so a slower cure time. Here’s what you need to know to determine if modified or unmodified thinset is the right option for you. So unlike Mapei and Schluter, Laticrete and We understand your problem. 1 results . This ensures a secure bond without compromising the integrity of the substrate. After googling it I’ve read some reviews that aren’t very favorable of this product. On top of Ditra, it's best to use a mortar that the manufacturer recommends - an unmodified. But I was reading that modified thinset might not be good under tile between Ditra because it might take days or weeks to dry properly. Suddenly this technique is now gospel and less experienced doers jump on the " Always use unmodified thinset mortar over Ditra. If I really should be using self-leveling compound I can, but I have a 50 sq. What type of Thinset should I use between Ditra and Glazed Porcelain tile? DalTile tech service told me "Modified latex thiset - even on Ditra or the tiles won't stick" Ditra tech service told me "Unmodified thiset - always with Ditra" Help. To tile over the Ditra mat, you need to use the flat side of a trowel to cover the whole area of Ditra evenly with a thin set. Most manufacturers, including Custom Redgard Uncoupling Mat and Laticrete Stratamat, will want you to use an ANSI 118. I note now in the handbook that the confusion may be that while they recommend unmodified thinset to set the tile they say that for laying the membrane to use " a thin-set mortar that is suitable for the substrate" So the modified can be used to lay the Ditra but use the unmodified to lay the tile and you should be okay. The only difference comes from spreading the thin-set. " Invictus, by Henley. 4 and ANSI A118. The features department is where Schluter Modified Thinset truly manages to shine. 1 when mixed with water). 1 grout – ANSI A118. Ditra is one of the few uncoupling membranes in the market with the best reviews. D. The additional retention of modified thinset makes it more durable and versatile. Step 1: Cover the area of Ditra evenly with a thin-set. Modified thinset offers increased strength, flexibility, and bonding capabilities, making it suitable for a wider range of applications Looking at the schluter manual, (luckily before I laid tile) it seems I have already voided warranty as it recommends unmodified thinset for both. Modified thinset mortar adds latex polymers to increase its adhesion and strength. In fact, Schluter’s instructions say to use an unmodified mortar meeting ANSI A118. How much thin-set do I need to install tile over DITRA or DITRA-HEAT? After determining correct trowel notch size, based on tile type and size, refer to the mortar coverage chart below, in the thin-set mortar Technical Data Sheet, or on the mortar packaging. It provides outstanding workability, excellent durability, significant Which mortar is best for exterior installations in harsh climates? A two-component mortar such as MAPEI's Uncoupling Membrane Mortar mixed with MAPEI's Polymer Additive is best for exterior installations in harsh climates such as those with very hot summers, extreme freeze/thaw zones and seasonally heavy rainfall. I called Schluter and the rep said to more or less go with the glass tile mfg's recommendation (if they can even be used on a bonded waterproof membrane) but cure time for modified will be 14 to 60! days. Ditra-Set: This is the best product with which to set anything over kerdi or ditra – it was specifically manufactured for that purpose. Use unmodified between the ditra/tile because it gets stronger the longer it is wet, and the impervious ditra and tile allow it to strengthen appropriately where modified wouldn't dry out sufficiently to strengthen. In general, a minimum of 24 hours is recommended before any additional layers are applied to the DITRA. Kerdi-Band is a waterproofing strip for sealing butt joints and floor/wall connections with Kerdi and Ditra membranes. The All-Set now will have something to grab onto with the felt side of the Ditra and the dried skimmed All-Set. Nov 4, 2017 · Custom Building Products VersaBond 50 lbs. What thinset can I use, besides schluter brands, between ditra and tile? Does this need to be non-modified? What thinset can I use, besides schluter brands, between waterproofing and tub surround? Does this need to be modified or non modified? I ask because, my options for purchasing thinset are pretty much Lowe’s or Home Depot. As a result, thinset embeds itself into the fleece layer. Another Ditra over Vinyl question Please. Take a look at the thin-set facts of the Ditra installation manual. I was in a class this week, and the instructor talked about one test they did using a glass tile over a waterproof membrane (Ditra). 1. A bag of good unmodified thinset is not expensive. </p> Oct 18, 2022 · Most Ditra Problems are Caused by Incorrect Usage of the Product. For DITRA use a 1/4" x 3/16" (6 mm x 5 mm) V-notched trowel, 5/16" x 5/16" (8 mm x 8 mm) V-notched trowel, or the DITRA trowel, which features a 11/64" x 11/64" (4. See our ranking below! The Schluter ALL-SET® modified thin-set is engineered for use both under and over all DITRA® and KERDI® products. Mar 20, 2021 · I’m installing porcelain tile over ditra and bought the custom blend unmodified thin set at Home Depot along with the admix. Can you use modified thin-set over top of Kerdi and Ditra. Mar 15, 2014 · The reason is that you're supposed to use unmodified thinset on the top of Ditra. To choose the best thinset for your tiles, consider the specific applications and requirements of your project. Mapei is a great brand. A: Tom Meehan, co-author of Working With Tile (Taunton Press, 2011) and a second-generation tile installer from Harwich, Mass. Sent from my moto z4 using Tapatalk Dec 18, 2010 · Re: custom building thinsets for ditra What I normally use for Ditra mat tile work is Reflex latex mod. Piffin | Apr 26, 2007 02:25am | #7 Jun 28, 2013 · They said I could use unmodified thinset but best to use modified. "I am the master of my fate, I am the captain of my soul. On the underneath side, there is a fleece that is bonded to the Ditra mat. Modified does both a mechanical and chemical bond. Do you pros here agree? I can't find any info on how fast setting thinsets work - exactly how they cure; do they need air? I should mention, tiles are 18"x18" (including porcelain) and stone tile over DITRA and DITRA-XL. Using the flat side of the trowel will fill the square holes or spaces on the Ditra with a thin-set. This makes it work better with plywood. Looking to purchase Schluter® products for your tiling project? Use our Dealer Locator to find an Authorized Schluter Dealer closest to you. It appears that he started to fill the Ditra cavities with thin set and never finished, so about 1/4 of the entire Ditra underlayment has dovetail cavities filled with thin set. Modified thinset typically takes 24 hours to dry on DITRA, however, this can be affected by a number of factors including the amount of thinset used and the environment that it is drying in. Both modified and unmodified thinset are useful for many projects, but it can be difficult to choose between them. cure time. The schluter modified thinset is designed specifically for ceramic tile and dimension stone installations, Schluter-ditra serves as an uncoupling layer, waterproofing membrane, and vapor management layer that accommodates moisture from beneath the tile covering. The 4 mil thickness of the Kerdi-Band helps prevent build up under the tile. Because Ditra is waterproof and vapor proof, and tile, especially larger tile porcelain tile, will trap that I was thinking about using Ditra instead of CBU on top of the existing plywood. Dec 13, 2008 · Ditra & Modified Thin-set?!?!? Jump to Latest Follow 8K views 6 replies 3 participants last post by JazMan Dec 15, 2008 May 5, 2024 · Unmodified thinset is a simpler mixture of sand, cement, and lime without any additives, ideal for applications requiring maximum permeability. Coverage may vary with mortar consistency, angle at which the trowel is held, substrate flatness, etc. Unfortunately, it's not available coast-to-coast. unmodified) used to install DITRA depends on the substrate. Jul 7, 2008 · I have enough rectified edge 20x20 porcelain tile and ditra left over from a job to tile my family room and I would like to do the job myself. unmodified cures like cement it needs moisture to cure properly. Apply DITRA® to the floor, fleece side down. Ditra was designed to be used with other companies thinset. Again, modified thin-set is what you want between DITRA and the wood subfloor. * You overlap about 2", yes thin set otherwise it won't stick. Thick Uncoupling Membrane Aug 11, 2023 · In addition to the Schluter recommended mortars, an unmodified thin-set mortar meeting the requirements of ANSI A118. Feb 7, 2023 · Buy on Amazon. Use a modified thinset below the ditra and an unmodified thinset to set tile to the ditra. PremiumPlus is a high performance unmodified mortar for most basic tile jobs. Dec 2, 2020 · Ditra should be installed on plywood subfloors using modified thinset mortar, not unmodified. Here’s why: Jun 22, 2023 · What is the Best Thinset for 12×24 Porcelain Tile? If you’re installing a 12×24 porcelain tile, you should use a type of mortar known as mastic. 5 in. Feb 16, 2009 · Since you have to use a modified thinset meeting A118. Ditra is easy to cut with a utility knife and doesn’t need any other fastening tools other than the thinset itself. Increased bond strength; Improved crack Schluter SET® - Premium Unmodified Thin-set Mortar. They do say to use what ever type of thinset is right for the underlayment type for underlay to Ditra, and to use un-modified for ditra to tile or modified thin-set mortar Single layer of plywood or OSB Joists, I-joists, or trusses D-W24-T-18 Ceramic or porcelain tile Schluter SET™, Schluter ALL-SET™, Schluter FAST-SET™, or unmodified thin-set mortar DITRA or DITRA-XL uncoupling membrane Schluter ALL-SET™, Schluter FAST-SET™, or modified thin-set mortar Double layer of Nov 15, 2017 · Is Schluter Allset the best thinset for large format tile? What is the difference is between modified thinset and unmodified thinset mortar? Do not buy thin Sep 23, 2005 · Premium Plus is the best dry set mortar that Custom makes. Ditra allows modified thinset to lay the Ditra down, but requires unmodified TS when setting the tile on the Ditra. if you use modified between ditra and the tile it will take a month to dry out and harden. Fortified Thin-Set Mortar is a professional formula, all-purpose mortar, polymer-modified to provide good bond strength for floor and tile projects. com: Tools & Home Improvement – Waterproofing Feature. This type of mortar is specifically designed to work well with Ditra matting and natural stone tiles. Modified thin-set mortars are similar to unmodified thin-set mortars, but include additional latex polymers. May 16, 2024 · Unmodified vs. 11), does it matter if I purchase an unmodified thin-set and add a polymer additive or is it better to If you have never used Fast-Set I don’t recommend starting now. Ditra Mat’s polyethylene composition also provides excellent waterproofing capabilities. What I was talking about with the perimeter joints is that I saw a video from Schluter on YouTube and they have what appears to be a plastic strip they are putting Feb 8, 2017 · Q: What is the difference between modified and unmodified thinset, and in what situations should each be used?. The ditra is definitely set to concrete, but now I’m not sure what thinset to use for tile to Mar 23, 2011 · When installing KERDI with unmodified thin-set mortar over particularly dry and porous substrates, it is recommended to wet the substrate first, in order to help prevent premature drying or skinning of the thin-set mortar. QUESTION Can ceramic tile, including porcelain tile, be set on DITRA with latex-modified thin-set mortar? ANSWER We DON’T recommend it. Oct 25, 2010 · 4. * I use a cement finishing trowel to push air out, sometimes a wide putty knife. So my 2 questions are, 1) is it a big deal if I use white modified on top of ditra. Schluter Systems recommends unmodified thinset for their products like Kerdi and Ditra, as it ensures proper moisture management. One or modified thin-set mortar Single layer of plywood or OSB Joists, I-joists, or trusses D-W24-T-19 Ceramic or porcelain tile Schluter SET™, Schluter ALL-SET™, Schluter FAST-SET™, or unmodified thin-set mortar DITRA or DITRA-XL uncoupling membrane Schluter ALL-SET™, Schluter FAST-SET™, or modified thin-set mortar Double layer of Custom Building Products VersaBond 50 lbs. How do you know you have the right modified thin-set? Look on the bag for ANSI A118. Similarly, if you were to use something else what would you recommend? Schluter All-Set is a specialized modified thin-set mortar specifically formulated for use with Schluter membranes and boards. _____ Thinset Unmodified Mortar . It offers premium quality and economy, covering 10% to 20% more area than other thin-sets. Depending on PremiumPlus is a high performance unmodified mortar for most basic tile jobs. Nov 3, 2023 · The best mortar to use with DITRA is an unmodified thin-set mortar that complies with the requirements of ANSI A118. 4. That changed when they started making their own thinset about 5 years ago. Most professionals don’t have ready access to it, let alone regular homeowners. Portland cement-based unmodified thin-set mortars are dependent on the presence of moisture for hydration in order to gain strength. What type of thin-set mortar should I use when installing ceramic and stone tile over Schluter™-KERDI? Schluter-Systems requires the use of Schluter SET™, ALL-SET™, FAST-SET™, or an unmodified thin-set mortar meeting the requirements of ANSI A118. Really like the Ditra set it has more body to it and doesn't sag when combed out,its sorta fluffy like Gypso-Lite plaster,only used Custom Blend on 3 jobs never had a call back for any problems,just happen to be closer to H. Based on expert reviews, we ranked them. These additional polymers are introduced in either liquid or powder form to give the thinset attributes like greatly strength and durability. Work DITRA into the mortar, using a float or screed trowel in such a way that the fleece of the DITRA® is solidly Mar 15, 2021 · I used Custom Building Products CustomBlend Standard thin-set mortar which is zero-VOC (and mildewcide-free). The Schluter website says it is fine to use MODIFIED thinset to adhere the Ditra to the plywood subfloor, however they specify UNMODIFIED thinset to adhere the tiles to the Ditra. Did say that I can fill the mat cavities (with heat wire) with my leftover modified thin-set? And if so, after it dries, I can then use unmodified thin-set for my oversized porcelain tile on top of the cavities filled with modified? thanks, To set DITRA over concrete or gypsum, Schluter-Systems recommends an unmodified thin-set mortar meeting the requirements of ANSI A118. Thinset doesn’t adhere to Ditra: The waffles work like dovetails so when the thinset dries it’s stuck inside the cavity. 5 mm) square Jan 10, 2021 · I install ditra with modified thinset then install tile over it using unmodified thinset. Schluter has made claims about only using unmodified mortar since they started…in the US market. Modified thin-set mortars are similar to unmodified thin-set mortars, but include additional polymers such as latex. I've been looking up information for modified thin-set for Ditra to Advantech connection and unmodified for the tile to Ditra connection. • modified thin-set mortar - ANSI A118. Jan 2, 2022 · Installing uncoupling membranes over concrete. However, these additives can affect the drying time, which may require waiting up to 24 hours before placing your tiles on top of DITRA. Feb 4, 2022 · Professionals also use unmodified thinset or mortar, and it consists of a simple mixture of sand, water, and Portland cement. Follow the directions for the ditra install and it will turn out great. 1 can also be used. You can now lay the DITRA over the thinset. Jun 4, 2021 · Before you can decide between modified or unmodified thinset, you need to ensure that you understand their strengths and weaknesses, their applications, and when it’s best to use one versus the other. The problem arises when you have a substrate that does not absorb water is the chemical takes longer to dry out. The Hydration Reaction in Concrete Dec 15, 2023 · On the other hand, unmodified thinset is a blend of Portland cement, sand, and water retention agents. This stuff is by far the best and easiest to work with. All-Set is suitable for interior and exterior applications.
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