![]() Make sure the thin-set mortar adhesive is recommended for submerged applications. If it were an all-tile pool you would first install a waterproof membrane over the shotcrete and/or mortar bed. The submerged tiles on the steps and shelf can be directly bonded to the gunite/shotcrete concrete surface after properly preparing them. Porcelain tiles are commonly used in swimming pools including all-tiled commercial Olympic pools and all-tiled residential high-end pools as well as tiles used on waterlines and spas. Epoxy grout is more difficult to use and more expensive.īe sure to follow the instructions from the manufacture of each product you use!!! You can use polymer or latex modified grout, which will work fine, but for maximum protection use an epoxy grout. Use white thin-set if you are using white grout, so the thin-set doesn't show through the grout. Then use a polymer modified (multipurpose) or latex modified thin-set that is recommended for swimming pools to adhere the tile to the membrane. Read the bags or data sheets to be sure, but most good quality products will work under water, although some won't!. The membrane will provide some protection against efflorescence (leaching of salts and plasticizers from the plaster on to the surface of the tile) and shrinkage cracking. Go to Installation Products for their website links. Laticrete has one called 9235 Waterproof membrane and Custom has one called Red Guard and there are others. ![]() Whether you are tiling the whole spa or just at the water line, I would recommend applying a liquid waterproof membrane first over the properly prepared clean and sound plaster surface. You mentioned something about wood, but never install directly over wood in a wet area. ANSWER ANSWER - I will assume the spa surface will be a plaster material.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |