It’s easier to shim off of the bottom when the tile sits on the shower … If it is over plywood then use a polymer enhanced thinset for added flexibility. 01-11-2007, 06:22 PM. I assume that using some sort of modified thinset is the answer, but which brand? Then I checked the instructions on the premixed stone, porcelain and ceramic tile thin-set mortar which I am going to use to put tiles and found that it says: "Do not use over waterproofing membrane." - I am redoing my bathroom and I was wondering if it would be best to use thinset for the tiles inside the shower or will He used thinset for the shower floor. Never use mastic or premixed thin set… Substrate is 1/2" hardibacker and tile will be a standard white subway with grey grout. Just don't do it again. It makes for a little more time on the shower pan but the wall tile will go easier. I plan to use versabond on the floor tile. When used to tile walls it’s strength allows you to set tile, and if you’re good with eyeballing, you can set tile without the use of spacers. Hopefully, this article will make it easier for you to decide if modified or unmodified thinset is the right choice for a particular project. It works as a glue as well as a setting agent. I am ready to start tiling tub and shower surrounding walls. Get the R&D 3.78L Premixed Thinset Mortar at your local Home Hardware store. He took inspiration from modified concrete mixes of the 1920s that were used to repair and strengthen sea walls. White thinset mortar is used with natural stone materials and glass tiles. We sell Thinset Mortar in 2lb containers. Mastic can re emulsify with water exposure. If it is being installed over ditra-mat (or comparable pvc underlayment), then use an unmodified thinset. If you are working with waterproof elements, then unmodified thinset is likely your best bet. it seems you guys distrust & despise premixed thinset. From high-strength construction epoxy adhesive to thinset or thick bed mortar, LATICRETE adhesives are custom-formulated to deliver speed and efficiency on the entire range of applications. Ceramic tiles measuring 12 by 24 inches can be installed on either floors or walls. The tile was laid roughly 1 week ago and the thinset has dried. It is nonflammable and ready to use. Get a bag of thinset for the floor. For interior use only. What is thinset mortar … The terms thinset cement, thinset mortar, … There are also polymers used to make the cement waterproof or sufficiently elastic so … Oct 14, 2016 … Single-layer waterproofing systems like Kerdi are also excellent and we …. Follow. What I like to do in these cases is put in the 3/4 inch cut when you do the shower floor. While there are many types we sell, the one below is the only one I recommend for shower walls...  Thin-set mortars are typically sold in large bags or smaller containers depending on how much you will need. Premium Mortar is a premixed, no-mess alternative to traditional thin-set mortars that require water and mixing. CBU wall to gypsum wall seam gets thinset (same as CBU-to-CBU) where it’s covered by the bullnose border tile. I am really confused as to whether the product he used is a mastic or modified thinset. When you are looking to set up shower tiles in your home, you need to consider a number of things one of which is of course the adhesive that you must use with these shower tiles. For example, if you’re wondering which thinset for shower walls are you supposed to use, that list will help you narrow down the best thinset for shower walls. For use on shower walls. However, thanks to you all and the great info you've posted, crisis averted! Ceramic, porcelain and rock tiles add beauty and functionality to many areas of the home and give homeowners many design options. Thinset is used for outdoor mosaics, or mosaics which may come into contact with water, such as in a shower. People who have renovated their home will know the struggle behind getting rid of the thinset.Thinset is cement based adhesive material, which … But, please, please do NOT use a pre-mixed "thinset" sold at big box stores. A: Tom Meehan, co-author of Working With Tile (Taunton Press, 2011) and a second-generation tile installer from Harwich, Mass., responds: The question about when to use latex-modified thinset (called latex/polymer-modified mortar) versus when to use unmodified thinset (called … Don't use the acrylic mastic as it … toadangel. Custom, Mapei or Laticrete are the most common. In fact, thinset is best for any locations. If the subfloor is wood, I would recommend putting down some cement board over the wood and use a lot of screws. Thinset adheres to Sheetrock as well as any other surface, but you need to consider the purpose of the area when installing tile. Suitable substrates: gypsum wallboard (dry walls only), cement board, exterior-grade plywood (interior only), concrete and masonry block. Then install the wall tile on top of it. If you think it is easy to remove tiles or floorings and install the new tiles on the surface then you have never really done the task. The mosaic marble is also used in the niche and for the top surface of a small corner “bench” as well a on the shower floor. I realize this was wrong on so many levels. No mixing required,Premixed: Location: Countertop,Exterior wall,Floor,Interior wall,Kitchen Backsplash: ... Can you use this to tape seams on Hardie board for shower walls? Premixed is really sanded mastic. To help strengthen thinset, Henry Rothberg invented a synthetic form of latex to be added to the thinset, thereby kickstarting the whole segment of modified thinsets. ok tileman, another point of confusion. No. The tile for the shower walls are 8″x20″ (vertical orientation) ceramic tile and one wall has a 9″ wide 1″x 2″ mosaic marble accent strip. These joints will be 2-3″ from the edge of the tile and will be covered by redgard. Craig I wouldn't lose sleep over it. You can use thinset on the wall. If you attempt to set wall tiles using thinset without spacers, you’ll end up with a bunch of tiles that have slid into each other before the thinset has had time to set, resulting in a … After a shower has been framed and the cement backer board has been nailed to the framing timbers to create a wall, it is ready to be tiled. I was planning on buying bags of thinset as I usually do. Yesterday I applied the RedGard Waterproofing membrane over Durock Cement boards. Email Save Comment 22. Mortar, such as thinset mortar, is … Mold and mildew-resistant. If it "drys" it is mastic, if it "cures" it is thinset. Tile up to 12-in x 12-in on walls, 6-in x 6-in on floors. Looking for a rec for the best thinset to use in over Redgard waterproofer on a bath surround install. … Dark natural stones such as slate, bluestone, dark marble and granite can use any type of latex-modified thinset mortar adhesive during the installation of a shower. Thanks, Craig. … Thinset mortar comes in varying types. Anyway, now I need to supply the correct product, and I'm not sure where to get it. Smooth and easy to spread premixed adhesive. Examples of these types of situations are installing a shower substrate or using an uncoupling membrane under your tile. I used premixed thinset on my custom, preformed shower base and laid the floor tile. Because thinset is not affected by moisture, it is best for floor tile and all tile in wet areas, including shower floors, walls, and ceilings and tub surrounds. This page explains how to mix and use thinset mortar for detailed work with glass mosaic tile and other tesserae for outdoor and wet mosaics where PVA adhesives such as Weldbond should be avoided.. Gray thinset mortar is typically used with ceramic and porcelain floor tiles. With the shower walls, you won't have to worry about that. If you are installing a backsplash or wall tiles, a modified thinset is an excellent choice. For smaller stones, such as those under 12 inches, you can use the same rule as with man-made tiles in terms of mastic adhesive, but the preferred choice for all natural stones is the normal gray latex-modified thinset mortar. The GC said he did not want him to use a mastic product and the product he used was really a modified thinset. It is really mastic. Tile Mastic Sometimes called "organic" mastic or adhesive, tile mastic is a sticky tile adhesive that comes in premixed tubs. Also, make sure you have lined the shower floor with the plastic sheeting first. Thinset mortar lays a bed for placing tile. Sponsored Links. Because thinset is not affected by moisture, it is best for floor tile and all tile in wet areas, including shower floors, walls, and ceilings and tub surrounds. 12 years ago. I should have started with the wall tile and I should have used an unmixed thinset. I have already tiled and grouted my shower walls using premixed thinset. There will be one CBU-to-gypsum wall joint at an outside corner which gets a corner bead and joint compound because half the joint is not covered by tile and it is in a relatively dry area. The product used for the shower walls was Mapei Premium Mortar for Tile and Stone, wet and dry areas. Q: What is the difference between modified and unmodified thinset, and in what situations should each be used?. What thinset to use for shower wall tile. Do I have to remove the tile or will this work on the walls. From what I understand, Mastic is the premixed stuff in a tub and Thinset mortar is a powder prepared by just adding water, and that only Thinset should be used in the shower wall area. Use powdered modified thinset on shower and bath walls. Buy online and get Free Shipping to any Home location! Thinset may not be the sexiest topic, but it’s an important one to study if you want to keep your customers happy and your reputation pristine. JTG. tile Mastic Sometimes called "organic" mastic or adhesive, tile mastic is a sticky tile adhesive that comes in premixed tubs. Can I use a premixed thin-set mortar to install Schluter-DITRA and tile? For floors, it doesn't have the compressive strength you get with regular thinset. Low-odor and Low-VOC's I noticed this morning that my contractor was planning to use premixed thinset to do my bathroom wall tile - BAD. Thanks... Gary. While a wide range of adhesives can be found on the market, the best adhesive to use on shower tile is going to depend on a number of factors. Designing Kitchens and Bathrooms - Thinset or tile adhesive for shower wall? Mortars: We sell a ton of mortar in bags at my store, almost literally! Best thinset for porcelain wall tile. Thinset with small amounts of latex added are primarily used for large format tiles, and stone tiles to help absorb flex from floors and walls. Featured Answer. How to Adhere 12-by-24-inch Ceramic Tiles. Also, can the same thinset be used for floor tile in the same bathroom? Schluter-Systems does not recommend the use of premixed thin-set mortars (mastics/adhesives) in any DITRA … I'd go with a Portland-cement based latex-modified thinset mortar. You use it on the wall due to its light weight and sticky makeup. For large format tiles on walls …