https://aquashieldbathrooms.com.au/water-penetration-under-your-tiles - Ensure the shower floor has a ¼” per foot pre-slope (slope before application of any materials). What we see in the photo's is glass mosaics. Thanks appreciate the comments. Have used Redgard for years and have never had a call back on a shower or tub installation where it has been used. Looking closer at the firstpic @ perimiter of floor mold is evident. Thinset is highly water-resistant, meaning it won’t go bad and the tiles won’t start falling off the walls in the shower over time. by Ed Kowalewski (Pooler, GA, USA) QUESTION: Lysol 4 in 1 was used on our tumbled marble shower (this is dull not shiny marble) a few times. - Install pea gravel or spacers around the drain and weep holes to enable drainage. Like I said I work in healthcare and this stuff is like a foreign language to me. Ask yourself if you want that person working on your home again? Depending on the type of flooring in your bathroom, moisture can make it feel spongy or soft. Here's how to get it right the first time, Feeling Good Underfoot: Shower Tiles, Mosaics, Teak Slats and Pebbles, Generous tile in a bathroom can bounce light, give the illusion of more space and provide a cohesive look, Step 3 in swapping your tub for a sleek new shower: Pick the right tile and test it out, then choose your grout color and type, Considering these things before tackling your floors can get you a better result, Discover the pros and cons of marble, travertine, porcelain and more, From the countless choices of bathroom tile available, we focus on some of the best looks for the floor, No one wants to deal with a squeaky fiberglass shower floor. You need to understand that this is the high time you should call for mold removal help. If the shower pan is built correctly, it should have a pre-slope - this is under the shower pan liner. Most tile used in moisture-prone areas is waterproof, and the tile itself is not damaged by an excessive amount of water. These walls are susceptible to water damage if the tile's grout joints develop gaps. Although the tile itself will not grow mold, trapped water below the tile will effect the subfloor. Any water the gets through the grout will drain through the weep hole (see … A true tile pro will pass on the project 9 times out of 10 . To be honest with you, the installation of the new shower floor and lower portion of the walls is probably going to be the easiest part of the job..............matching that cultured marble is going to be the hard part. Grout is porous. Once this happens it becomes a safety issue as the floor can literally fall out from underneath you or tiles fall off the wall and onto you when you’re showering. I, too, was going to point out that it's possible to have it painted, and for less money. Water that has found its way underneath ceramic tiles after a leak can cause mold growth. A pre pitch or pre slope under a shower pan liner is an essential part of a successful tile shower installation. The mortar, thinset or grout that holds the tile is now a hardened cement and will not dissolve easily with water. The key to a tiled shower that won’t leak is in the substrate and waterproofing installation. It appears that an old style pan here will work........being a sloped mud bed, then the shower pan that goes minimum 8" up the walls and locks into the drain ring, then your setting bed, then your finish. share more facts and pics or theres not much more any of us can say. The one thing I noticed is the slab. I did not think much of it at the time as I don't know anything about remodeling. Tile vs. tub surround? Choose ceramic tile, porcelain tile, or quarry tile, which are all part of the ceramic tile family and are ideal for areas exposed to water. Water spilling out from new frameless shower. Any water the gets through the grout will drain through the weep hole (see the pebbles) they allow this water to drain. Do you dislike the tile, or just the color of it? Your husband has the right idea on sistering the studs. Your photos...it almost appears that the tiles have sunk beneath the grout, that the grout gird is standing proud of the face of the tile. You might get lucky and find some in some architectural salvage resource or you might find something "close to it" at a marble outlet. This is on a slab floor. Now you need to find ways of preventing mold in bathroom. I know for sure they did not test the tiles at all. More interested in saving money. The amount of water tile retains directly hinges on how dense it is. It begins with the installation of a mortar bed that is sloped to the weep holes in the drain. Paint peeling from the wall in and around the shower is one sign of a leak. A second opinion onsite from a different tile pro is not a bad idea (Tile Pro mind you), To be sure iits not going to magically correct itself :(:(. The plumbing code says that the waterproof shower pan liner has to extend up at least 3 inches above the height of the top surface of the dam/curb. Dripping or spraying water in the wall will soak the plasterboard or drywall. For good measure once you get the new backer in place, the seam taped (fiberglass tape embedded and covered with your skim coat), I would give that portion a coating of Redgard (Lowes @ $50)........it'll be the best $50 you'll spend. I would use a cement board product, with a skim coat of thinset to flush it out...............IMPORTANT point, make sure you have a good edge of the existing plaster exposed so you can properly waterproof the joint between the old and new. So now for damage control, do I have any claim to contact the contractor to fix this or is it my fault and am I better off hiring a new tile guy to re do it all? Get a professional plumber to rough in the shower drain before starting the concrete installation. It is a Sigma fixture which I thought was really good quality, but all of them have either not been installed properly or they are not good quality. And dont seal it. The … In older homes, ceramic shower tile was often installed directly over drywall. Master bath shower pan leaking; kids bath also needs redo. If your hot water heater is running most, if not all, of the time, it may indicate that you have a hot water leak under your concrete.