
What Causes a Toilet Tank to Crack?
- Aging of Toilet Tank. Your toilet tank simply grows old after a period of time and starts developing some cracks in the porcelain.
- Toilet Tank Repairs or Adjustments. Any kind of repair performed on your toilet's tank might break a small piece of the tank because of the porcelain's delicacy.
- Toilet Tank Accidents. ...
- Check Out Your Tank. ...
How to repair a cracked toilet bowl?
Step By Step Guide On How to Fix a Cracked Toilet Bowl
- Shut Off The Water Supply and Drain The Toilet. Turn the shutoff valve below the toilet tank in a clockwise direction until the water stops flowing in. ...
- Clean, Sand, and Dry the Crack Area. Clean the crack surrounding, ensuring nothing is left on the porcelain surface. ...
- Mix and Apply the Waterproof Epoxy. ...
- Refill the Toilet Bowl and Test. ...
Is it possible for a toilet bowl to crack?
Therefore, if you notice odorous water around the base of a toilet that is functioning normally, it's a sign of a possible crack in the bowl. You may have to remove the toilet to find the crack, because it might be in the internal P-trap. You must replace a cracked bowl.
How can I repair a crack in my toilet tank?
Steps to Follow to Fix a Cracked Toilet Tank
- Locate all the Cracks. While it’s apparent that you have identified a crack in your toilet bowl (probably caused by hitting the bowl hard with a toilet flange ...
- Turn Off the Water. Once you note the crack locations, cut the tank’s water supply by closing the shutoff valve behind the toilet.
- Dry Both on the Inside and Outside of the Tank. ...
How to repair a crack in the toilet tank?
Instructions
- Drain the Toilet Turn off the water supply to the toilet at the shutoff valve below the toilet tank. ...
- Clean and Sand the Repair Area Clean the area around the crack thoroughly to ensure there is nothing on the porcelain surface. ...
- Mix and Apply the Epoxy Mix the two parts of the epoxy (catalyst and resin) as directed by the manufacturer. ...
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How did my toilet cracked for no reason?
Many people crack their toilet tank when trying to place the toilet tank cap/lid back onto the tank. This happens frequently because the tanks lid is very heavy and occasionally it will hit the toilet tank. The toilet tank is more fragile than the lid so it will just crack.
Can toilets crack on their own?
The lid can be heavy and a sudden drop can crack the top of the lid. When repairing a toilet, it is best to leave it to professionals. Cracks from Age: Nothing lasts forever. As toilets age, they become more vulnerable to cracks.
Why did my porcelain toilet crack?
Your toilet tank simply grows old after a period of time and starts developing some cracks in the porcelain. This is to be expected, as all bathroom fixtures do age.
What happens if your toilet cracks?
A hairline crack outside of the tank or bowl may only be cosmetic and quite easy to repair, but a hairline crack inside the bowl or tank usually indicates that it has to be replaced. It's even more imperative to replace the toilet if there are multiple hairline cracks.
How long do toilets usually last?
around 50 yearsMost plumbers agree that an average toilet can last around 50 years. However, this is only when the toilet is well maintained and gently used. If it was improperly installed or frequently misused, it may not last as long.
How do you fix a hairline crack in a toilet?
Hairline cracks often can be patched with a porcelain epoxy. Larger cracks or cracks that penetrate fully through a bowl usually cannot be repaired, requiring that the toilet be replaced....InstructionsClean and Sand the Repair Area. ... Mix and Apply the Epoxy. ... Refill the Toilet and Test.
Do American Standard toilets crack?
Your American Standard Consumer Connection Team. We purchased EIGHT of these toilets, in white, for a home completed in 2017. So far, 2 have cracked at the lever hole in the tank and leaked water all over the floor.
How do you repair cracked porcelain?
If you want to fix chipped porcelain, you will need a gap-filling adhesive, a porcelain filler, or a touch-up glaze to replace lost material. Make sure your product is paintable if you plan on painting it. If you are joining broken pieces, opt for a strong liquid or gel adhesive that dries clear.
Can a porcelain toilet be repaired?
A cracked ceramic toilet tank and bowl are unrepairable. Water pressure, temperature and user weight can cause cracked ceramic porcelain to rupture. But, superficial cracks in the ceramic finish or a crack in a tank lid can be repaired with a rotary tool, a grinding bit, epoxy and meticulous care.
Can you seal a cracked toilet?
The best way to go about it is to start an inch above the crack then work all the way down to fill the crack with the sealer. 4. Smooth the sealer out. Use a paper knife, a putty knife or any other tool that can spread the sealer over the crack.
How do you know if your toilet bowl is cracked?
What are the symptoms of a cracked toilet?The toilet bowl isn't holding water.The fill mechanism constantly runs, or the tank isn't holding water.Water pooling on the floor around the toilet. Chances are the toilet is cracked.
How do you tell if your toilet is cracked?
What are the symptoms of a cracked toilet?The toilet bowl isn't holding water.The fill mechanism constantly runs, or the tank isn't holding water.Water pooling on the floor around the toilet. Chances are the toilet is cracked.
Should a cracked toilet be replaced?
If there are any cracks inside the bowl, the whole toilet must be replaced. This is because the bowl bears all of the weight of not just the toilet, but anyone using it. This could cause serious injury and damage to the bathroom if it's not replaced. A qualified plumber can replace the toilet easily.
How much weight can a toilet handle?
The normal standard toilets have a weight limit of 1000 pounds, while the wall hung toilets have a limit of 500 pounds.
How do I fix a toilet tank?
How to Fix a Cracked Toilet Tank 1 Again, if the tank has a crack and there is water puddles all over the bathroom floor. Then I recommend you buy a new toilet because odds are the crack if to big. 2 But, if you feel that it is a very thin crack you can apply putty/sealant. Make sure you follow the instructions above to attempt it.
Why should I buy a new toilet?
Again, if the tank has a crack and there is water puddles all over the bathroom floor. Then I recommend you buy a new toilet because odds are the crack if to big.
Why do toilets crack?
First, if there was an accident where something bumped the toilet can cause cracks. Second, it could be if you were doing a DIY project and cracked the bowl while fixing it. Lastly, it could simply be due to age. Not all toilets last forever.
Why does my toilet have a hairline crack?
Simple accidents can cause hairline cracks in toilet bowls. The cracks can also happen around the tank as well. So, if you or something bumps the toilet, be sure to check all around the toilet for cracks. The sooner you find the crack and fix it, the less likely it’ll be that you need to replace it or suffer water damage.
What to do if you have a crack in your toilet bowl?
If the crack is small and only a single crack, you can buy plumber putty or silicone sealant. You can order one off of Amazon here. Simply put the sealant or putty atop the crack to seal it so you don’t get any water damage. These only work on small cracks in your toilet bowl. Anything bigger and you’ll need to replace it.
Can you fix a toilet after a DIY?
Similar to accidents, be sure to check all around your toilet after completing a DIY project or fix to be sure you didn’t cause any unwanted damage. Like we discussed before, the sooner you find the cracks and quicker you can fix or replace the toilet. You could be a wiz at DIY projects and not cause any damage. Then after you check it you don’t have to worry!
Can you replace an old toilet?
One of the best things you can do about an older toilet is to get it replaced. Luckily for you, replacing toilets isn’t terribly difficult. You can do it on your own or with a friend to help physically move the old toilet out of the house and the new toilet into your house. There aren’t many pipes you need to hook up, but you can hire a plumber if you’re worried.
Can a vase fall on a toilet bowl?
The power of the accident can affect what type of crack could appear in your toilet bowl. A vase falling on the toilet may be more damaging than bumping your knee into the toilet. However, having a large shelf fall on top of the toilet can most likely shatter some of the porcelain.
Do toilets get less durable with age?
Like most things, toilets get less durable with age. They don’t last forever, so spotting hairline cracks here and after a good number of years isn’t surprising. The porcelain corrodes over time, which can make it susceptible to cracks. If gone unchecked, you can get unwanted water damage.
Why does my toilet have cracks?
These kinds of cracks may happen because of a number of factors, including age and accidents. Your toilet's tank operates by retaining water that you use during a flush and refilling it after you finish the flushing process on your toilet bowl. For that reason, it's important that it doesn't have a porcelain crack. Tip.
Why does my toilet tank break?
Any kind of repair performed on your toilet's tank might break a small piece of the tank because of the porcelain's delicacy. This kind of damage results from carelessness in handling the unit while making some kind of adjustment.
What to do if your toilet springs a leak?
If the tank springs a leak, turn off the water supply to the tank immediately, and replace the toilet tank as soon as you can. You may still use the tank if you chipped off some of the top and the water doesn't leak, but you still must replace it as soon as possible.
What causes a tank to crack?
Even small accidents, like dropping something light onto the tank lid, can cause the weight from the lid to push down onto the tank, causing pressure to build up and eventually cracking the top of the tank.
What happens if you fall from a shower?
If you fall from the shower, and use the tank to break your fall, the same is more than likely to happen as well, because of pressure. Advertisement. Handle your toilet's tank with extreme and delicate care as you would with any type of porcelain. If the tank springs a leak, turn off the water supply to the tank immediately, ...
Does a toilet tank age?
Aging of Toilet Tank. Your toilet tank simply grows old after a period of time and starts developing some cracks in the porcelain. This is to be expected, as all bathroom fixtures do age.
Can you repair a crack in an old tank?
Multiple cracks are likely to continue to spread. In such a case, it is highly unlikely you will be able to repair the cracks well enough that you won't experience leaks.
Why does my toilet tank crack?
Even simple repairs can result in cracks or leaks. If you tighten the bolts too much that connect the toilet tank to the back of the toilet bowl, you can crack the toilet tank. Too much tightening to any nuts or bolts of the toilet can cause cracks. In the same sense, you need to be careful when putting the toilet tank lid back on the toilet, because it can crack the top of the toilet tank.
What happens if you get a crack in your toilet tank?
If a hair dryer or other appliance is dropped onto the toilet, it could crack the bowl or tank. Accidents can happen, and if you crack your toilet tank, you either need to repair it right away or replace the entire toilet. If the toilet tank is broken from an accident, turn off the water and replace the toilet immediately.
What is a crack in a sink?
A crackled surface on a sink, bathtub, or toilet tank is called crazing. Older fixtures experience this problem, because the older fixtures were made with a mixture that included cement. The cement will cause shrinkage which produces a crackled finish. This crackled finish is actually considered to be a good thing by some, and they look for it in older bathroom fixtures. If a sink has a crackled finish, it usually won’t need to be replaced, but if a toilet tank has crazing , it might be best to buy a new toilet. As long as the glaze is still in tact, the crazing should be okay, but if there is a crack or wear in the glazed finish, you might need a new toilet.
Why is it hard to spot a crack in the toilet bowl?
Above Water Level Cracks. Above water level cracks can be hard to spot because they might not leak. If they are in a spot that is far enough away from water, you might be able to leave them alone for now, but keep an eye on them. Another symptom of a crack in the toilet bowl could be missing water from the tank or bowl.
Why does my toilet tank crack?
Toilet cracks can be caused by many things, but most commonly are a result of: The most common reason a toilet tank cracks is due to wear and tear from ageing. A modern toilet can last up to 50 years if maintained properly, but it will stick chip and crack from age over time.
How to Tell if Your Toilet Bowl is Beyond Fixing?
If cracks are small enough, then they should not be too difficult to fix, and they should not greatly affect toilet performance. The larger a crack is, the harder it will be to repair and seal with epoxy.
Why are there cracks in my water tank?
Cracks that are below the water level in the tank will be very easy to spot because they will leak water onto the floors. These cracks are very serious and need to be taken care of immediately as they can leak dirty water on your floor. Above water level cracks in the bowl are more or less the same as in the tank.
How long does a toilet last?
A modern toilet can last up to 50 years if maintained properly, but it will stick chip and crack from age over time. Impacts with other hard objects like cabinets can also cause cracks in the toilet tank material.
What to do if your water tank is leaking?
2. Next, flush the tank to remove any excess water and mop up any remaining water in the bowl and tank with some towels or sponges.
How to tell if a toilet has a crack?
The easiest way to identify whether your toilet has a crack in it is the presence of pools of water on the floor near the toilet. Below Water Level Cracks. If a crack is below the water level, it will be fairly noticeable as you should be able to see the leak.
Why does my toilet leak?
However, a toilet in a climate-controlled area can develop a leak because of a manufacturing defect, impact with the bowl, a poor repair, or simply from being an old bowl.
What is a toilet bowl made of?
In most homes, toilet bowls and tanks are made out of porcelain. This heavy, durable material is designed to hold up to regular use for potentially decades. However, damage can occur over time, and it should be repaired promptly. In the event the damage is severe, however, a toilet replacement is often the better option.
What to do if you have a tiny fracture in your toilet?
What does it take to repair a tiny fracture in the toilet? If the fracture is above the water line, you may choose to watch the fracture rather than to repair it immediately. Unless it is a severe crack or unless it could potentially cause a water leak, a watchful approach is always an option.
How to repair cracks in epoxy?
Clean and Prepare the Surface . Once the area in question is dry, use sandpaper to scrape away the finish on and around the crack. You should only sand the area where the waterproof epoxy will be applied. Sand the surface until it is rough to the touch. Rinse away the dusty debris, and allow the surface to dry. 5.
Why do you need a replacement toilet?
A replacement is also required if the toilet is too damaged to attempt to repair. With many styles and types of toilets to choose from, this is a wonderful opportunity to upgrade the style of your bathroom. A low-flow toilet may reduce water consumption as well.
Does a low flow toilet reduce water consumption?
A low-flow toilet may reduce water consumption as well. Fixing a cracked toilet bowl can be a messy project, but it often can be completed by a motivated do-it-yourself-er when the damage is negligible. If you decide to replace the toilet rather than to fix the old, damaged one, rely on Toiletsman.com for guidance with the selection ...
Why is my water tank cracking?
There is a reason it cracked, figuring out the exact reason isn’t practical. Possibly a manufacturing flaw, damage during shipping or installation, connections were over tightened putting the tank under mechanical strain, thermal shock and so on.
Where is the model number on a toilet?
Somewhere on the toilet, either on the pan or the cistern, there will almost certainly be a manufacturers mark and a model number.
What to do if a lid is no longer made?
If it’s no longer made, find an architectural salvage yard & see if they have a similar lid.
Can you flush toilet paper?
And, typically, the most common non-flushable materials that I’ve pulled back from these situations are baby wipes and tampons. Neither are intended to be flushed, both contain considerable amounts of cloth. They do not break up in water like toilet paper does, and they’ll hang up on corrosion or buildup in the sewer. Then more join the party and bam, you have a stopped up sewer. Note, this can also happen with a newly installed PVC line. Other than bodily waste, the only solid that should EVER be flushed is toilet paper.
Can you tie a building to a sewer?
Yes. In my experience, this is one of the more common issues with older apartment complexes, where every unit in a particular building is tied to a single building drain that carries all drainage to the city sewer. The others are tree roots or just age and failing pipe.
Can hot water crack porcelain?
Could have been over tightened and finally gave way. Temperature can play a factor. Was hot water introduced that will crack porcelain. A tank is very easy to crack porcelain is not forgiving at all. People tend to lean back this is very common and odds are they will not tell you what happened. That and crack usually is hairline to start and on the side of tank.
Can flushable wipes cause problems?
Even the flushable ones can cause problems, and here’s why. The wipes are usually made of a material that tends to be “stringy” or made up of a filaments kinda bonded into a sheet. When plumbers install septic pipe they seldom clean up the edges of the pipes where the cut them leaving small splinters on the inner edges. The sheets get snagged here and will sometimes continue to accumulate any debris that comes by, especially is there’s not a lot of water volume such as from a water saving toilet.

Old Age
Manufacturer Defects
- New toilets are not immune to cracks even though they are usually made from strong porcelain. If your toilet is new and none of the other factors listed here apply, the damage is likely caused by defective processes or materials during manufacturing.
Physical Impact
- Physical damage to a toilet is more common than many people realize. This type of damage often comes from the toilet lid. Some toilet lids are heavy, and the action of slamming the lid down can be forceful enough to damage the toilet bowl. Home renovation projects and related mishaps can also damage the bowl. While the damage may look like a hairline fracture, the force of a solid im…
Previous Repairs
- Do you recall repairing a toilet bowl crack in the same area a few years ago? If you recently moved into the home, does it appear as though the previous homeowner attempted to repair a fracture? There are many reasons why a previously repaired fracture will return. One reason may be that the repair work was not completed properly. Perhaps the forces that caused the original f…
Should You Repair Or Replace Your toilet?
- As you decide whether to replace or to repair the damaged toilet bowl, two primary questions must be answered: Is the crack or fracture small enough to repair, and can you address the cause of the damage properly so that the issue does not return? Generally, a hairline fracture that seems to be superficial can be repaired. Severe damage or a deeper fracture that penetrates through th…