Toilet flange installation new construction

How do you rough in a toilet flange?

Cut a hole in the subfloor just large enough for the bottom part of the toilet flange to sit. The flange rim will be fastened to the finished floor later. The center of the toilet flange should be 12″ from the finished wall (add a 1/2″ for drywall if measuring from the framing).

Do you install toilet flange before tile?

The toilet flange needs to be on top of the finished floor. So if your toilet sits on the tile , the flange needs to be on top of the tile too.

Does a toilet flange need to be glued?

This toilet flange is designed to glue on the inside of the pipe or expand inside the pipe. If it isn’t, then you will have to cut away the old flange . If the plastic pipe has a 3-inch inside diameter, you’ll have to remove the old flange from the outside of the pipe.

How do you install a twist and set toilet flange?

Remove old cast iron flange . Thread rubber gasket onto flange until the gasket expands to meet the inside walls of the pipe. Tilt and twist flange until the gasket begins to grip the pipe. Level and push the flange flush with the floor while using the closet bolts to complete the tightening process.

How far from the wall should the toilet flange be?

Standard drywall is 1/2 inch thick, so the plumber should set the toilet flange at least 15-1/2 inches from the center of the flange to the wall framing. The standard distance from the back wall is 12 inches, or 12-1/2 inches from the center of the flange to the wall framing.

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Should a toilet flange be flush with the finished floor?

The toilet flange needs to be on top of the finished floor . Meaning the bottom edge of the flange needs to be on the same plane as the toilet . So if your toilet sits on the tile, the flange needs to be on top of the tile too. The spacing of the toilet exit “horn” and sealing surface is designed for this height.

What if toilet flange is not level?

The toilet should sit on the floor over the flange and still have a little room above the flange for wax to make the seal – it must be shimmed to sit flat, if it rocks (before you install the wax ring). If the toilet sits ON the flange , you won’t be able to keep it sealed properly.

Does toilet flange go inside pipe?

Buy an inside closet flange . This toilet flange is designed to glue on the inside of the pipe or expand inside the pipe . Leave the old toilet flange right in place and glue on the new one at the right elevation for the floor, if it’s plastic.

Can a toilet flange be too high?

When your toilet flange is too high , your toilet may leak water and rock back and forth when used. Both the leaking and the rocking can warp or break the floor. A leaking flange can also rot the subfloor and lead to the accumulation of mildew and mold.

Is toilet flange supposed to be level with floor?

Optimum flange height to aim for is 1/4 inch above the finished floor . This typically allows for almost any type of wax ring to be used and still ensure a good seal. If you recently tiled or changed the bathroom flooring , the flange height is likely less than optimal.