
How can I tell my toilet rough in dimension?
- If you want to go for a smaller toilet, you should measure the range between bolt caps and the wall. ...
- When there is some space between the wall and the tank, you can notice condensation or leakage in-between. ...
- If you have a 10-inch toilet, you are probably not dealing with clogs. ...
How to measure rough in for toilet?
- Measure the distance between the center of the drainage pipe, or preferably the flange, to the wall.
- Make sure to measure the distance from the wall (not the skirting board) to the center of the flange.
- Look for a toilet matching the distance.
What is 12 inch Rough in toilet?
When you query about ‘what a 12-inch rough-in toilet means’, it refers to the finished wall and the floor flange opening center gap of about 12-inches. Nowadays, 12-inch rough-in toilets have become standard and have more variations. You can’t replace a toilet from a 12 to a 10-inch toilet.
What does "rough in" mean with regard to a toilet?
Simply said, toilet rough-in is a measure that determines the position of a toilet waste output relative to the wall or floor of your bathroom . In most cases, it is the distance between the wall and the middle of the closet bolts, the bolts sticking out of your floor that are used to hold the toilet bowl in place.

What Is a Toilet Rough-In?
A toilet rough-in is the location where your water line goes, typically. You can find it in some cases if you have a wall-mounted vanity and not an open style one like we’ll be discussing today (although this article might still help!).
What Is the Standard Toilet Rough-in Size?
When you are considering the layout for your bathroom, so that it can be used in a variety of spaces, such as schools or office buildings, etc. Measuring carefully is important.
HOW TO MEASURE BATHROOM PARTITIONS?
To measure bathroom partitions, you’ll need the measurements of your back wall. For this measurement find: width than length followed by height or depth. Next, determine if it is an inside or outside measurement and finally take into account any pilasters located in-between each side as well!
What is a rough in toilet?
The rough in is a measurement that you need to ensure that your toilet fits snugly against the wall. Choose a toilet with a smaller measurement than your rough in and won’t fit against the wall. Choose a toilet with a larger measurement you’re your rough in and you’ll have a large gap (several inches) between the back of the toilet and your wall.
What is the standard rough in for a toilet?
The standard toilet rough in is 12”. I’d say 80% of toilets have a 12” rough in so don’t be surprised if you do as well.
Why are toilets easy to install?
Toilet companies have made it easy for us because the bolts that attach the toilet to the flood are set in on the center of our plumbing.
How to measure for a corner toilet?
To do so, you’ll need to take two measurements – distance from the plumbing to each side of the wall (not from the corner).
What is the rough in measurement?
In most cases your rough in measurement will be 12”. There are also 10” and 14” rough ins as well.
When to measure rough in for a house?
If you want to get a head start on your furnishings while your house is being built, then you might need to measure the rough in when there’s only a foundation.
Where to measure pipe size?
You will take your measurement from the center of the pipe to the wall (not the baseboard). Many people make a mistake and measure from the front or back of the pipe – make sure it’s the middle.
What is the rough in size of a toilet?
This information can be found on the toilet’s specification sheet. 12 inches is the most common toilet rough-in size. However, it’s useful to know that toilet’s also come in: 10-inch rough-in. 14-inch rough-in.
How many people know about toilet rough in?
So there you have it…you now know more about toilet rough-in than 99% of the human population.
How much clearance do you need for a toilet?
So looking at the toilet, make sure there are at least 15 inches of clearance from the center of the toilet to any adjacent fixture (or wall). To the left…. And the right…. For example: If a bath vanity is next to your toilet, you’ll need 15″ of clearance. If a tub is next to your toilet, you’ll need 15″ of clearance.
How far from the wall should a toilet flange be?
If you’re simply replacing your toilet, and notice the center of your flange is only 10 inches from the wall, there’s no need to go through the hassle of moving the flange. Just get a water closet with a 10″ rough-in. Or suppose you’re roughing in a toilet and there’s a floor joist in your way.
What are the sizes of toilets?
However, it’s useful to know that toilet’s also come in: 1 10-inch rough-in. 2 14-inch rough-in.
Does plumbing clearance depend on plumbing code?
Now, this clearance depends on your local plumbing code.
Is there a clearance for a toilet?
The answer is no. The purpose of this clearance is to allow enough space for a person to use the toilet comfortably.
What is rough in a toilet?
Toilets rough are measured from the wall to the bolt cap. The distance between the wall or behind the wall and the center of the outer pipe, used to remove waste from the toilet, is called rough in the toilet.
What are the features of a rough toilet?
Some other features of rough toilets are the toilet back and flushing system, water usage, toilet seats, urinal bidets, and bidet attachment for the toilet seat. If the toilet’s rough size is correct, your toilet will provide ease and comfort access to you.
How Can You Secure Your Floor From the Toilet?
All the toilets should be put on the ground firmly. Take care of leakage from the bottom of the toilet because this may damage or rotten your beautiful toilet floor.
How high is a toilet bowl?
They are best for small places. The toilet bowl is usually high 14 to 16 inches from floor level.
Why use a rough tank?
A rough tank is mostly used because it decreases the distance and occupies less space than 12 inches in the toilet. And it is more gracefully than 12 inches. in simple words, you can change 12 inches rough in the toilet with the 14 inches rough in the toilet.
Which toilet is best for small washrooms?
These elongated toilets are more comfortable and easy to use, especially for adults. Because they give you some extra space and do not occupy much space, this type of toilet is best for small-size washrooms.
How much space does a toilet need?
A normal toilet needs a maximum space of 29 to 30 inches. Fifteen inches from center to outside, and the sink needs 20 inches to sit in it. If you have a shower, you need 30 inches in which your diameter circle could be drawn easily.
What is rough in measurement?
What is a toilet rough-in measurement? The toilet rough-in refers to the distance from the finished wall to the center of the toilet's floor drain or waste outlet. Most toilets have a rough-in of 12 inches, although it's not uncommon for older homes to have an unusual size such as 10" or 14". Take the time to measure, never assume, and be sure ...
Where to measure for a toilet?
If you aren't able to see the center of the drain (i.e. you already have a toilet in place), measure from the wall to the center of the bolt caps. There are usually two bolt caps, one on either side of the toilet.
How many bolt caps are there on a toilet?
There are usually two bolt caps, one on either side of the toilet. Rear-outlet toilets are configured a bit differently. Rather than waste exiting through the floor, it exits through the bathroom wall.
What is a rough in toilet?
What Is a Toilet Rough-In? The rough-in is the location of the water outlet (typically) beneath the toilet. In some cases, the rough-in is in the wall, but we won't be covering those toilets here. The rough-in measurement is the distance from the center of the outlet to the wall facing the back of the toilet.
What is the standard size for a toilet?
Any plumbing professional can tell you that the standard is a 12” rough-in, and this is true for both two-piece and one-piece toilets. You will find sometimes find a 10” or a 14” rough-in measurement. If it's not one of those three lengths, then you have a truly unique situation.
How much clearance is needed for a toilet bowl?
The general rule of thumb for clearance from the wall that faces the bowl is 24" and just about 15" on each side. The rough-in measurement indicates how much clearance you have and will allow you to select a compatible toilet.
Do you measure the bolt cap on a toilet?
Do not measure the bolt cap on the toilet base if it is not centered on the discharge hole. You may wrongly guess that the bolt cap is aligned with the outlet hole center, but that is not a safe bet. Some think that bigger units, like ADA-approved and elongated toilets, need a larger rough-in. This is not accurate.
Details of 10-Inch Rough in Toilet
What is a 10″ rough in toilet? It’s the 10 inches space from the wall to the opening center of the floor flange. There are only a few toilets with 10-inch rough in. They are usually seen in old houses and buildings. During toilet renovation, make sure you buy a toilet that fits the available 10-inch rough in.
Details of 12 Inch Rough in Toilet
What is a 12 inch rough in toilet? It’s 12 inches opening from the wall to the opening center of the floor flange. This is the standard rough in measurement these days, and there are variations to choose from. However, my top picks are Kohler Persuade K-3654-47, Sterling Windham 403080-0, and Toto Drake CST744SL.
For Comparison: 10 Inch vs 12 Inch Rough in Toilet
Before making a purchase, it’s normal to think over 10 or 12 inch rough in toilet so you won’t regret your decision. Here are the essential factors:
How to Determine the Size of the Rough in Toilet
At this point, you know what is rough in size for a toilet. But you may not have an idea about the exact measurement of the one that you have in your bathroom. This is crucial when replacing a toilet, and you can do it through a tape measure or ruler. You may need a pencil or marker as well.
How Do You Replace 10 Inch Rough in With 12 Inch Rough in?
Although 10 inch rough in is old school, one of its strengths is the possibility to convert it into 12 inch rough in. It’s done by adding an offset flange that connects the toilet flush outlet to the primary drainpipe. A toilet flange is an adaptor that allows the transfer of rough in and prevents damages at the same time.
Closing Words for Rough in
If you have limited space in your bathroom, it’s best to get the 10 inch rough in toilet. When it doesn’t work as expected, you can replace it with the 12 inch rough in. There are various options of 12 inch rough in toilets that you can’t find from ones with 10 inch rough in.
What is rough in toilet?
The term "toilet rough-in" refers to the location where the closet flange for mounting the toilet installs on the floor. If you're measuring for the rough-in, it's important to note that older and newer toilets are not similar.
How to measure a toilet base?
Take the cover off of the toilet tank, and lay the toilet on its side to access the underside of the base. Measure from the back edge of the base to the center of the closet hole, or drain hole. Note if the measurement is 10 inches or 12 inches.
