The maximum height of the toilet flange above the floor is 1/4 inches. Moreover, the standard height of a toilet flange above the floor is 1/2 inches. These two sizes are truly common and popular among the plumbers to use the above floor.
This height size typically allows almost all of the wax rings. But,l you need to ensure that you are using a good seal to get the best experience. However, I would love to suggest you keep reading the whole article so that you can clear your confusion.
Maximum Height of Toilet Flange Above Floor
According to some of the plumber’s experience, the maximum height should a toilet be 1/4-inches. But, it is also far better to use a 1/2-inches flange above the floor of the toilet. The wax ring easily accepts these two sizes.
When you are preparing to install the toilet, the first thing you should measure is the toilet flange height above the floor because of avoiding risks and mistakes in installing the toilet. No doubt, the perfect height toilet flange provides you with some extra advantages.
Furthermore, if you are thinking of changing your bathroom tile or bathroom flooring, the flange height should be likely less than optimal. I think your plumber knows the matter, and he helps you a lot to hassle-free measure the right flange size for the above floor.
Toilet Flange 1/2 Above Floor
According to my experience, the toilet flange 1/2-inch above the floor is standard to measure. Most countries like the USA and the UK used 1/2-inches above floor because of its easy installation and fitting with the toilet.
So, if you think that you don’t need to install the maximum height of the toilet flange or the less toilet flange size for your toilet, you can install a 1/2-inches flange above the floor of your toilet.
Toilet Flange 5/8 Above Floor
The 5/8-inches above the floor is truly high enough for the toilet. It would be better for you to avoid the size and use standard or maximum size. The maximum flange size is 1/4 inches for the above floor of the toilet.
Moreover, the toilet flange should come with proper height, which allows you to hassle-free install and uses the toilet. You can also use a 1/2-inches toilet flange for the above floor because of the standard size, and most of the wax rings accept this size.
Toilet Flange 1/8” Above Floor
This is another toilet flange size for the above floor. It is not a maximum size or standard for your toilet above the floor. But, some homes also used 1/8-inches flange size for the above floor of the toilet because of several reasons.
When you are going to use 1/8-inches above floor flange for your toilet, you need to find out a perfect wax ring for this size that is truly hard enough. So, it would be better for you to use 1/2-inches or a maximum of 1/4-inches toilet flange size for your above floor.
What to Do If Toilet Flange Is Too High?
You will face plenty of problems when your toilet flange is too high. For example, the toilet may be leaked water or rock back and forth when you use it. These things also leak the floor, which may not be a good option for your bathroom and home.
The problem is not ended because the subfloor is also affected and created mold in your toilet, which damages your toilet. You will also get some serious problems when the toilet flange is too high.
No doubt, you should measure the perfect height of the toilet flanges to avoid these types of problems. If you installed the toilet and didn’t measure the flange properly, you should remove the toilet and use the right size flange and again install the toilet.
FAQs (Frequently Ask Questions)
Q: What happens if the toilet flange is too high?
Answer: If your toilet flange is too high, that means you will face some serious problems such as water leakage, floor leak, and others. Most important, the toilet started to create mould problems which are truly bad enough for your toilet.
Q: How much does it cost to lower a toilet flange?
Answer: It ups to the plumbers and the flange quality which you used. But, you may need to spend $175 (According to my personal experience). I hope that you may get your question answered.
Q: Can you put a new toilet flange over an old one?
Answer: Yes, it is possible, but you need to use quality caulk. You can use 100% silicone caulk on top of the closet flange. I would love to suggest you remove the old flange and apply the new flange because of its durability and easily assemble.
Q: How high should the toilet flange be above the floor?
Answer: You can use 1/2 inches or 1/4 inches high for the toilet flange of the above floor. The standard size is 1/2 inches, and the maximum size of the toilet flange is 1/d inches. So, you can use any of the sizes without facing any problems.
Wrapping Up!
Well, the right height of the toilet flange above the floor is truly important to avoid leaks, mold, and other harmful problems. The maximum height of the toilet flange above the floor is 1/4 inches and 1/2 inches standard size. So, you can choose any of these sizes to get better performance.
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Hi, there my name is William Lee and I am the founder of the DecorHomefFiner.com website. I am an expert DIY for bathrooms, living rooms, and kitchens. I am also a social helper which means I am helping people on social media about their homes.