Standard Toilet Plumbing Size

Always check the standard dimensions against the manufacturer s specs to make sure they will work for your installation.

Standard toilet plumbing size.

The wider the pipe the more waste it can move and the. The drain pipe connects to the flange which mounts the toilet itself and this flange is usually built to connect to 3 inch schedule 40 toilet drain pipe. 12 inches is the most common toilet rough in size. There are however other rough in sizes.

More on venting a toilet here. The standard size for a toilet drain pipe is 3 inches in diameter but drains up to 4 inches in diameter are often used. The minimum toilet vent size depends on your plumbing code. Flush bushings kind of look like hockey pucks.

To connect the appropriate size vent into the hub of the 3 sanitary tee you ll need a flush bushing. In addition fixture manufacturers typically provide rough in specifications in their product literature. Now you can find the perfect toilet. Standard pipe size info chart.

10 and 14 are also possible and you ll have a smaller selection of toilets that fit those sizes. This information can be found on the toilet s specification sheet. The outside diameter o d shown is for standard ips schedule 40 pipe pvc stainless brass steel etc. The standard toilet dimension for rough ins is 12 inches but in some instances it may be 10 or 14 inches.

Standard toilet rough in common rough in sizes the standard toilet rough in is 12. Standard toilet dimensions are typically between 28 30 deep roughly 20 wide between 27 32 high and have a rough in between 10 14. There are generally accepted plumbing rough in measurements for sinks toilets and tub showers. N ot for cpvc pex pb or copper pipe.

What is the standard plumbing hole for a toilet. 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. In most homes pvc drain pipe is used instead of metal pipe. It s important to know that this measurement is for standard toilets with a 12 rough in.

I d say 80 of toilets have a 12 rough in so don t be surprised if you do as well.