For the novice, mastic has an advantage … a lot of the showers i gut have walls built with a combination of 1/2" cement board and 1/2" sheetrock, with the bottom 2feet of the wall being cement board, then from that point up sheetrock. That should settle the issue, right? Mastics are used for most tile applications when they are going to be placed on walls. Drywall showers cracked tile walls mastic and other bad remodeling practices. Owner called a week ago,said the shower floor was "soft", my boss goes over and looks at it, sure enough its spongy, tears it up and sees the build up of mastic, just as if you opened up a bucket of the stuff. Wall tile adhesive tips. Other walls – Mastic (where moisture is not present). Discussion Starter • #1 • May 8, 2012. He is ready to grout tomorrow. There are a few sealants that may be regarded as the best silicone sealant, but if your looking for a particular shower silicone, then Martin Smith would personally go for the Unibond Shower Silicone, the silicone that has a … I installed the Durock backerboard with the smooth side facing out, for the mastic. … First Impressions Matter; Mastic is Peanut Butter. Be aware that old mastic often contains asbestos. To apply, hold the trowel at 45-degree angle and use the notched edge to make ridges in the mastic. Mastic is a resin-based adhesive that is used to set tile and other substances. "But not recomennded for shower floors". That's why it's approved by the manufacturer for shower walls which get intermittent wetting, versus shower floors which can have standing water. Smooth and easy to spread premixed adhesive. Thinset. I know this has been talked about a lot, but I just discovered that my contractor has used mastic (Mapei Type 1) on my shower walls. What is the best silicone sealant for my shower, bath, kitchen. I am doing half walls over drywall on the rest so I … Once all that is completed and the Aquadefense has dried, you can install your tile with a polymer modified mortar meeting the ANSI requirements of … Mastic is great for DRY locations, its a terrible idea for a shower. Formulated for the installation of ceramic tiles on floors, walls, and countertops as well as in shower enclosures. They started at the bottom and in one piece covered three walls, then, a second layer was placed in the middle with about 4″ over lap, and, thirdly, they covered the upper section with an overlap, covering three walls. 4 Mix and apply the tile mortar. Kitchen back-splashes – Mastic. 13 Posts . Pros. 1. Whatever its size and composition, a tile should be fixed to a wall with an adhesive spread with a notched metal trowel. There is no fast way to remove mastic, but elbow grease or chemical removers will do the job. Installers have historically used mastic for ceramic wall tile installation due to its high level adhesion. I usally use thinset and would use Thinset on the floor but it states on the mastic bucket suitable for shower walls and wet areas. Home Depot was insistent on using OmniGrip mastic for walls and ceiling. Mastic on Shower Wall!! The configuration of the trowel differs depending on tiles to be applied. Use a 3/16" V-notched trowel to spread white tile mastic (adhesive) on the wall. 6 Set mesh-backed mosaic tile sheets. However, lots of DIY'ers who are tiling for the first tile on shower walls find that using a pre-mixed mastic is easier than mixing up thinsets. Mastic is not the material to use in an area that might be submerged. It's important to use white adhesive, because any color behind the tile will show through the glass. Caulk Strip, Sealant Strip for Kitchen, Bathtub, Bathroom, Wall Floor, Toilet, Shower, PE Flexible Self Adhesive Tape, Waterproof Sealing Tape, (131 x 1.5in) Sealant Finishing Tool … Mastic vs. Thinset Mortar: … (such as a shower pan or swimming pool) Best Areas: … shower pans; shower walls; tub surrounds; … Give your plain bath a stunning makeover with shower wall tile. Powdered thinset is by far a 10x better product. Mastic is often preferred by do-it-yourselfers, especially for tiling a wall, because it's stickier than thinset and grabs the tile more securely. Kitchen floors – Thinset. 4 X 12 Wall Tile Wall Tiles Tile Mountain has a great range of wall tiles available in different sizes and finishes that can instantly change the look or feel to a room. There wer many instances that I and my crew used mastic in showers, around tubs, and on tub surrounds with no problems. 2 Prepare the substrate to receive tile. It allows the quick and efficient setting of porcelain, quarry stone, ceramic, and mosaic tiles. I also have some sagging in the middle of shower wall that is not Plumb. Ok so I am just about to start tiling (tomorrow hopefully) my newly constructed bathroom shower/tub. Apply a mastic to walls to adhere 12-by-24-inch tiles. Other floors – Thinset. My husband likes he idea that he does not have to mix anything (he mixed it for the floors), mastic is clean and easy. But, I read posts about mastic is not being appropriate for the floors. The advantage of mastic compared to thinset is the setting time and “stickiness” which helps make tile installation much quicker and easier. It boils down to personal preference and their own knowledge and comfort level. Low-odor and Low-VOC's He only "Back Buttered" the tile itself. 7 Prepare the installation for grouting. Shower walls – Thinset. It is available as a thick, glue-like liquid in pails or caulk tubes. The bond between tile and substrate can be lost. The guy at Home Depot gave to my husband Acryl-pro Mastic for the shower walls. Kitchen counter-tops – Thinset. For use on shower walls. Thinset is a tile adhesive which is best used in areas that are prone to moisture exposure. Mold and mildew-resistant. The manufacturer recommended this mastic for this type of tile. Mastic vs Thinset – First impression matter. Well, no not really. In this video we show you How To Trowel Thinset Mortar For Tiling on Bathroom shower walls. These areas include everywhere from shower walls, to tubs, to bathroom floors, to name just a few. The contractor used black roofing paper #30 all around the shower compartment. Bathroom walls – Thinset. In the shower John had to build up the area around the drain, like 1 1/2", yes he used mastic to do this. Tile up to 12-in x 12-in on walls, 6-in x 6-in on floors. Yes, it is. Mastic is a high-strength, organic adhesive used in construction. Re: Mastic on Shower Walls Thanks, Raymond, on your (and everyone's) advice, I'll go ahead and use the thin-set (at least in the shower area, and of course, on the floor, too). Henry 314 ReadySet Gallon Premixed Mastic Henry 314 ReadySet Gallon Premixed Mastic Adhesive is a premium, installer-grade adhesive. However, in my opinion, mastic is as good as thinset in applications where submergence is not a possibility and that includes shower walls. I'm remodeling my 1950's bathroom which had its walls and ceiling covered in 4" and 12" plastic bathroom tile (the brand of tile is Church). Shop mapei premium mortar ceramic tile mastic (1-gallon) in the flooring adhesives section of Lowes.com. The reason tile pros use thinset in showers is that mastic will release if it contacts water and because it is organic if just a little water gets behind it, it literally becomes food for mold. …. 5 Set the tile. Wall tiles come in many sizes and materials. Isn't Mastic water soluble and organic? To demonstrate the difference between mastic and powdered thinset, I set up two pieces of hardiebacker. I had a shower remodeled about 1 year ago. If you choose to use Aquadefense as a shower pan liner, be sure to continue it up the walls at least 6", tying into your waterproofing on the walls. Does anyone use mastic over Wonderboard on shower walls . My contractor used Tec1 Mastic adhesive premix to install subway tile on shower walls Only. Re: mastic on cement board the tiles are the same, the mastic just doesnt bond to the tiles set on the cement board. It will eventually turn to a snot like consistency and lose most of it's adhesion. For bathroom wall tiles, it is important to take note of the material they are made from. I agree with you that mastic shouldn't be used for very large tiles, and you are correct about the slow drying time. 3 Plan the shower wall layout and make tile cuts. Suitable substrates: gypsum wallboard (dry walls only), cement board, exterior-grade plywood (interior only), concrete and masonry block. 99% of tile setters will most likely refuse to use a mastic in a shower situation. Working with thin-set for the first time is an intimidating process compared to working with an mastic adhesive. Mastic – Mastic is an acrylic product that can be thought of as an adhesive similar to a glue. If we were tiling a ceiling in a shower or tub area thinset will not hold to a ceiling so we used mastic for the whole job. Bathroom floors – Thinset. When exposed to water or a moist environment for lengthy periods of time, mastic could absorb water and re-emulsify; it will soften. This bathroom will be a complete 'gut', so my new subfloor will be 3/4", … 1 Inspect the substrate (or existing shower wall). Kitchen walls – Mastic. … For the tile to look good and last, you need a strong, waterproof foundation. The job is almost (a week or so) from being done, but I'm concerned because it seems this is not the right product. For interior use only. One piece I used a … Over time, more and more bacteria will make their way to mastic, creating an unsightly residue that is not easy to get rid of. It's not suitable, however, for use in areas subject to moisture, as water will degrade the organic adhesive. For ceramic tiles up to 30cm x 30cm or porcelain tiles up to 10cm x 10cm you’ll only need a low grip adhesive. It's funny that this thread popped up now. Mastic is a non-cementitious material that exhibits some pros and cons compared to thinset.