It is nonflammable and ready to use. 09-06-2006, 03:43 PM. Carbidetooth. And of course there is no such thing as pre-mixed VersaBond. In addition to convenience, another main benefit of this grout type is that it doesn't need to be sealed because it's not gritty and porous like standard grout. Mastic is suitable for use on walls, in dry areas, for ceramic tiles (not natural stone) that are no larger than 8" x 8". What is different between pre mixed and the stuff you mix your self? It also doesn't have enough "grab" to hold anything other than itself. The thin set that I used is the pre-mixed stuff and that is what I am worried about. another test I like to use is to invert a plastic cup on top of the concrete and I put an asprin under the cup, 24 hour later you can tell how much moisuture is in the floor by picking up the asprin and rubbing between your fingers. From what I have read, the premixed thinset does not dry out to form a good adhesive bond when applied over/under a non-permeable membrane like Redguard or the Kerdi-band products. I had no idea this was a problem until I just watched someone else's bathroom fail, all because they used premixed "thinset". How to Grout With Pre-Mixed Grout. I think the pros here are about to launch a revolution about the absolute mislabeling of that product, it just sucks. For an outdoor patio, you will almost always use a modified thin-set mortar for an adhesive. What is a 'medium-bed' or a 'Large and Heavy Tile' mortar? SimpleSet White 1 Gal. This is in contrast to 'medium-bed' (up to 1/2" thick) and traditional 'mud bed' installations (1" or more). The only way you get premixed thinset is if your helper mixes it and brings it to you...the same day. It is used, in the hands of a professional, to even out the subfloor so that the MORTAR can be applied. Premixed grout is an unsanded grout and does not contain cement. Pre-mixed Thinset A mix between traditional powder thin-set and mastic. Unmodified thinset is recommended in specific waterproof settings and is … The latter grouts come in powdered form and must be measured out according to package directions and mixed with water before the substances may be used to keep tile in place. Additionally, thinset comes in either unmodified or modified versions. They are typically also a good choice for 6" x 24" wood plank look tiles. SimpleSet pre-mixed thin-set mortar is a no-mix, no-mess alternative to traditional thin-set mortars . Modified thinset contains the same elements, along with liquid latex polymers to aid with … I realize this was wrong on so many levels. Grout is a commonly used product that makes tiling projects appear professional and clean upon completion. Unmodified thinset is composed of Portland cement, sand, and water retention agents. However, overall, the actual application process of these two products is fairly similar. … Hardi-backer IS very thirsty, and the mastic might set up. Thin-set is a specialized mortar that has been designed to be applied as a relatively thin (3/32" or less) layer. :) John Bridge. Surfaces must be structurally sound, clean, dry and free from grease, oil, dirt, curing compounds, sealers, adhesives or any other contaminant that would prevent a good bond. A thin set cannot get you this alone. Use a good quality WHITE modified mix as you go thinset. Buying and Using Tile Adhesive Many … Perhaps … However, one negative about the pre-mixed compound is you are continually opening and closing the lid. Some times the pill is no … Use … Ideally, such labelling would not be permitted. Pre-Mixed Thin-Set Mortar SimpleSet pre-mixed thin-set mortar is a SimpleSet pre-mixed thin-set mortar is a no-mix, no-mess alternative to traditional thin-set … More Reviews ›› Visit Site Choosing the Right Outdoor Tile Adhesives. The same goes for most of the premixed grouts but not all. The price difference is around $100 - $120. Best … Within a month, the thinset had re-emulsified and the little stones were moving. I should have started with the wall tile and I should have used an unmixed thinset. We can't tell you that, though. The dry mix (where you add the water on-site) does. Try it, you will be suprised at how some seamingly dry floor give off a lot of moisture. Premixed thinset comes in big tubs and is ready to apply right out of the package. Dec 7th, 2014 6:23 pm #2; t3359 Deal Expert … You know that decking mud or mortar is thick and damn hard on any electric motor and that’s why I found the … The unfortunate truth is that it's mastic and … dr.olds. 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