Table of Contents
What size is the hole on the bottom of a toilet?
The standard size for the hole is 4 1/2 inches in diameter. The hole in the rear wall of most toilets is 12 inches from where the toilet will sit.
How big of a hole do you need for a toilet flange?
Standard Size The ring has slots for the bolts that hold the toilet down. The flange pipe can have a diameter of either 3 or 4 inches, depending on the size of the waste line, but a 4-inch hole works in both cases. Plumbers cut it with a hole saw or a reciprocating saw.
Are toilet tank holes standard?
Are The Tank Bolt Sizes Standard? Just as the tanks vary, so do the bolt and bolt hole sizes. Similar sized toilets may share bolt and hole sizes while a custom toilet may use unique sizes. But usually, the size of a bolt is 1/4th inch, and the 5/16th size is also common.
What is the small hole at the bottom of a toilet called?
In most toilets, the bowl has been molded so that the water enters the rim, and some of it drains out through holes in the rim. A good portion of the water flows down to a larger hole at the bottom of the bowl. This hole is known as the siphon jet.
Does toilet outlet size matter?
All toilets use the same size flange so whatever toilet you buy will fit the existing flange IF you get the correct “rough in” dimension. The rough in dimension os from the finished wall to the center of the flange.
What size is toilet supply line?
3/8”
Typically they are 3/8” in diameter, but toilet supply line size can vary in length, usually anywhere from 9” to 20”.
How deep is a toilet flange?
You’ll want to set the center of the water closet flange 12 inches from the finished back wall.
How do I choose a toilet flange?
A 4″ x 3″ toilet flange has a four-inch topside and a three-inch bottom diameter. The bottom of this size flange will fit standard-sized drain pipes. In addition, a 4″ x 3″ toilet flange is the size of most closet bend pipes. If you are not certain about your toilet pipe size, this flange would be appropriate to use.
What is the most common toilet flange size?
Standard 4 x 3-Inch Toilet Flanges The most common and readily available toilet flange is the 4 x 3-inch size. This pipe is 4 inches wide at the top but only 3 inches wide at the bottom.
Where do you drill a toilet hole?
In most homes, the back of the toilet tank is against the wall. Typically, the hole for the drain pipes is located 12 inches from the wall. Toilet models vary, though, so be sure to consult the model’s specifications to ensure the placement is accurate, as the necessary clearance can range from 10 to 14 inches.
Why is there a second hole in the toilet?
That smaller hole is for an extra “jet” of water. That jet is used to help push any heavier waste down the drain. If you watch when you flush, as the water is nearly completely drained from the bowl, you can see that jet of water coming out.
Why do toilets have 2 holes?
The hole allows residual water from water-leak testing to exit the siphon jet chamber. The toilet bowls are stored upside down to ensure water drainage prior to shipment. In cold weather, the frost hole prevents water from freezing inside the bowl.