The added patches were even more lighter in color. Plus to go over the existing grout will likely be very noticeable and not be very aesthetically pleasing. The tile is white as is the grout. It is a tedious process and you have to be careful not to get the colorant on the edges of the tile. Some of the grout is Bright White, as it should be, some now is medium gray. 0 0. You apply a liquid latex over the existing grout just before you grout over it with a polymer modified grout. Golf If you are going to try to patch it, it probably would be better to do it sooner while it is still curing.. Little update. Tio. If you are looking at dingy, moldy, or shrinking caulk, call on The Grout Medic for our comprehensive recaulking service! I would buy a grout hand saw and abrade away any loose unstable material. Should they have told me to make sure to keep it 100% free of water for a longer time? Use a grout that is a polymer modified grout because it will bond better to the tile and will be less absorbing. Looks great. If you dig the grout out, try to do it at a 90 degree angle to the "proper height" grout, this will give you the best adhesion for your patch. Oak Creek Lincolnwood I would like to regrout the counter so that the grout is flush with the tile. Make sure the grout is clean before applying the colorant. Pewaukee https://todayshomeowner.com/grouting-over-existing-grout-in-a-tile-floor All of the grout should be removed and replaced with a sanded grout. Generally speaking, cementitious grouts will tend to dry a different color based on high fast or how slow it dries. Question: Can you silicone caulk over grout? You can recaulk over old caulk, but you should never do it. This will ensure that the bond is tight, and it will reduce the risk of water, dirt and grime getting in. Can You Regrout Over Old Grout To Change Color. Test it out in one out of the way spot to make sure you are satisfied with it before doing it all. Zion, Bristol PVA glues (polyvinyl acetate) are not very water resistant so you would be better off using a CPA glue (concrete plaster adhesive) or an acrylic latex as your slurry bond coat. Can remove these areas with a screwdriver. The shower was used about 6 times. Read on to find out more about putting new grout over old grout to update the look of your home. The spots with the old grout was slightly noticeable. With that being established, here’s hoping your project gives you the desired results and leaves your home looking beautiful. Salem ANSWER - It is possible to grout over existing grout if there is enough depth to do so. Schaumburg Would like to just regrout over the top. If it is calcium if you scrap some off and put into vinegar it should effervesce (bubble). ANSWER – It is possible to grout over existing grout if there is enough depth to do so. How to Regrout on Top of Grout. You can easily utilise these and get the perfect result! base, 1″ high, over existing floor boards which are completely water damaged/stained [as seen from under house]. The existing grout is not exactly flush with the leading edge but close. (Just moved in and the place is about 39 years old) the missing grout wasn’t much. Or, remove, reinstall the stone and regrout? If you have a tight 1/16″ grout joint and if the grout is that unstable you probably can use an utility knife to remove the grout. If you are lucky, then the damage to grout may be so marginal that it is possible to apply a new grout layer without removing the older layer. It is normal for water to saturate the cementitious grout joints. Technical Porcelain Full Lappato tile name suggests that it has a semi-polished surface. Maybe 1/16” or so. The first step to re-grouting is to mix the grout according to package directions. Lake Shore E.g. l had additional grout added to existing. The initial problem is likely to recur. After cleaning phase it looked like a few lines were low. Although even if you have the same bag of grout that was used originally it likely won’t match well. Applying what we call a slurry bond coat over the clean existing grout can help. It is at least 1/8 inch in the damaged areas. Sometimes, old grout can look battered, grimy, and unattractive. In some cases where the grout is also cracked or installed sloppily it may make sense to simply remove the grout and install a new darker colored grout. Hi I just had my kitchen splash back tiled but find the grey grout a little to dark can I grout a lighter codour over it or paint it a lighter color? You don't have to remove all of your old grout to apply the new grout. Once the grout is removed and the edges of the tile are clean, then regrout. Can this delay cause other issues? Let’s first understand what actually is meant by caulk and grout. But if you don’t use a vacuum to pick up dirty water then the water can sit in the grout joint and when it evaporates it leaves the dirt. If either there wasn’t a proper slope of 1/4″ per foot towards the drain at the waterproof membrane then water can be trapped. How Do You Put New Grout over Old Grout? How to Regrout on Top of Grout. Would it be better to try and clean and remove more grout where it is still good to insure sufficient depth? I bought new kitchen backsplash tile and grout. A caulk is nothing but a mixture of latex and silicone in definite proportions and is used to create bonding between an array of material like ceramic, metal, wood and glass. You can buy this product to match grout colors. Can You Put New Grout Over Old Grout? Fox Lake Best bet is to use an epoxy grout colorant in the preferred color and paint over the grout joints. West Loop Traffic paths will tend to collect and show dirt, but if you use a scrub brush on an extended handle with a cleaning solution and pick up the the dirty water with a wet vacuum it should keep the entire floor clean. Elmwood Park If you have water damage on the wood floor boards then you might have a leak going on so you should investigate that to either determine if there is a leak and if there is to determine how to remediate it. Dust and debris must be carefully cleaned up in order to provide a good … Is it? This means that any dirt or water stays in the grove and takes time to dry leaving the grout looking dirty. Old and new layers do not adhere to each other; this is nothing more than a temporary solution. To correct grout cracking, chipping and other problems properly, the old grout must be removed first. You will have to reapply the sealer every 6 months to a year depending on how often the shower is used as the sealer does wear. A latex modified grout may work, but you have to properly clean the existing grout to ensure the new grout adequately bonds. Is this correct? You cannot put new grout over old grout. My kitchen tiles were grouted leaving the grout below the level of the tile. I just had some porcelain tile installed the grout lines on some areas were not completely filled to the top edges .it’s only been two days is it possible to mix some more and fill in the grout lines some more will it stick to the existing grout . The sealer is intended to be stain and water reisitant but not necessarily waterproof, in fact most all tile sealers are … my 20 yr old tile shower shows slimy white stuff running down on to the shower floor. But if you’ve got a large area of tile, is it worth the effort of removing old grout before you start to apply new tile grout? If the grout joints are too low, you would have to make sure the epoxy grout joints are clean and it is deep enough for the epoxy grout to attach to the existing epoxy grout. Can I Caulk Over Grout? Niles Can you put new Grout over Existing Grout? ASTM C920 Sealants are great for movement joints and for grout joints. You can recaulk over old caulk, but you should never do it. If you are only doing a portion of the grout then the new grout will look different from the original grout at least for the first few months. Whatever you do first test out an out of the way area to see if you are satisfied with the results before doing the rest of the areas. Can I assume that the grout was not sealed by the installer and, if so, can I put a thin layer of grout over the darkened grout? The contractor came over today, and agreed. I wiped he tile with a damp cloth from a bucket of warm water and Dawn Detergent. I must wait 1 or 2 weeks to do this. I am unsure as to the type of grout originally used, but about 50% of the rest of the bathroom is tiled with the same grout. 6 Answers. Some of it has been in place for more than twenty years. You can get it at Floor and Decor, Home Depot or amazon. Best bet is to use an epoxy grout colorant in the preferred color and paint over the grout joints. To correct grout cracking, chipping and other problems properly, the old grout must be removed first. Libertyville Roscoe Village Overall glad that i redid those spots. His spacing was actually 1/4in so the next day I saw pinholes in various places in the grout, some cracks, and when the grout dried the color was uneven. Old and new layers do not adhere to each other; this is nothing more than a temporary solution. I have a beautiful backspash behind my stove made of stone with cement grout with a sealer on it. Yes. Anonymous. If i get a new bag of polymer modified silicone containing grout and use the right proportions then can I add it over these scraped out areas and will it match in color to the original undiluted application? If you are still unsatisfied with the color of grout then you have two options available to you for darkening the grout. The tiles are not loose but I worry about moisture under the tiles. Winthrop Harbor I was concerned that the new grout … If you are looking at dingy, moldy, or shrinking caulk, call on The Grout Medic for our comprehensive recaulking service! If the grout is a true epoxy, I would review the manufacturer’s data sheet and see if they say their white epoxy grout does not yellow. Donato Pompo, CTC CMR CSI CDT MBA, is the leading tile and stone forensic expert and consultant in North America, and he is a National Tile Contractors Association Recognized Consultant. Found it very interesting. I have changed the color of 2 bathrooms several years ago and they still look brand new. If there is a sealer on the grout you will have to strip it. The first reason is that when you go over the top of grout that is already cured with new grout, there is no adhesion to the old grout. In small areas, such as backsplashes and tub or shower surrounds, this project can be less difficult than you might imagine.If the grout is crumbling or otherwise physically in poor shape, you gain the added benefit of all-new grout … You can’t grout over the existing epoxy grout. A latex modified grout may work, but you have to properly clean the existing grout to ensure the new grout … So if I did regrout, I’d imagine I’d be using an epoxy. the grouter arrived 4 hours later and regrouted on top of existing grout. The problem is the old tiles and grout. Once you are done and the surface looks level and smooth, wash the area with a damp sponge and smooth the joints. Park Ridge my question is can i grout over it with a non epoxy grout? Removing grout from a tile floor is not nearly as difficult as it used to be. Will there be a good bond? The most thorough and complete solution is to remove the grout and install new, grout in the color of your choice. Ceramic tile grout always comes as a powder that you mix with water. Island Lake It could be a microbial growth if it had been damp and not cleaned in awhile. You can tile over if it is scarified and cleaned and you use the proper polymer modified thin-set mortar adhesive. I'd leave it alone for about 6 months and then re-access the issue. Franksville Well, that depends on how well grouted the tile joints are already. At Grout Experts we already strive everyday to conduct a clean and safe work environment. Look dingy thoroughly clean or keep debris out of the tile joints already... It doesn ’ t have a very old tiled kitchen counter where cement grout to Change color cleaned... 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