A toilet s rough in refers to the measurement dimension from the finished wall to the center of mounting holes on the floor flange.
American standard toilet rough in dimensions.
You ll want to set the center of the water closet flange.
Standard toilet rough in common rough in sizes the standard toilet rough in is 12.
The distance to set the toilet flange from the back wall.
According to its specification sheet it has a 4 clearance at the base and 1 1 8 at the top which allows you to install it on a 11 rough.
This measurement is 15 inches.
10 and 14 are also possible and you ll have a smaller selection of toilets that fit those sizes.
The 12 inch rough in is by far the most common in the us.
Toilet rough in the 4 dimensions you need to know 1.
High efficiency toilet het 1 28 gallons per flush 4 8 lpf 1 28 gpf utilizes 20 less water than a standard 1 6 gpf toilet specs 10 254mm rough in oversized 3 flush valve helps to create a powerful flush fully glazed 2 1 8 trapway prevents against clogs generous 9 x 8 water surface area sustainability cec listed calgreen compliant.
There are however other rough in sizes.
The clearance from the center of the toilet to any adjacent fixture or sidewall.
American standard cadet 3 tall height 10 in.
Here is the only american standard toilet i found that fits a 11 rough in.
I d say 80 of toilets have a 12 rough in so don t be surprised if you do as well.
Toilets are typically offered in either 10 inch 12 inch or 14 inch rough ins.
Rough in 2 piece 1 28 gpf single flush elongated toilet with slow close seat in white 653 229 00 american standard cadet 3 flowise tall height 2 piece 1 28 gpf single flush elongated toilet in white with slow close seat.