Standard Toilet Plumbing Size

There are however other rough in sizes.

Standard toilet plumbing size.

To connect the appropriate size vent into the hub of the 3 sanitary tee you ll need a flush bushing. What is the standard plumbing hole for a toilet. Flush bushings kind of look like hockey pucks. The standard size for a toilet drain pipe is 3 inches in diameter but drains up to 4 inches in diameter are often used.

There are generally accepted plumbing rough in measurements for sinks toilets and tub showers. This information can be found on the toilet s specification sheet. It s important to know that this measurement is for standard toilets with a 12 rough in. Waste drain pipes for toilets in modern plumbing systems are either 3 inches or 4 inches in diameter.

N ot for cpvc pex pb or copper pipe. Now you can find the perfect toilet. 12 inches is the most common toilet rough in size. In most homes pvc drain pipe is used instead of metal pipe.

I d say 80 of toilets have a 12 rough in so don t be surprised if you do as well. Always check the standard dimensions against the manufacturer s specs to make sure they will work for your installation. In the ipc toilet vents are 1 5 in the upc it s 2 inches. Standard toilet dimensions are typically between 28 30 deep roughly 20 wide between 27 32 high and have a rough in between 10 14.

Not every toilet requires the same size hole and clearances also vary but there is a standard size and placement that works for most models. The standard toilet dimension for rough ins is 12 inches but in some instances it may be 10 or 14 inches. The minimum toilet vent size depends on your plumbing code. More on venting a toilet here.

The outside diameter o d shown is for standard ips schedule 40 pipe pvc stainless brass steel etc. The wider the pipe the more waste it can move and the. What size are toilet waste drains. Standard pipe size info chart.

In addition fixture manufacturers typically provide rough in specifications in their product literature.