Toilet Flange Is Now Below Floor Level

That meant my toilet flange was now 1 25 below my new floor.

Toilet flange is now below floor level.

To get the necessary clearance from the floor you can add a toilet flange extender which is quick and easy to install. Ideal height of toilet flange. A toilet drain flange can sit above or below the finished floor level. It has to sit evenly on top of the finished floor.

The perfect height for the toilet flange is to be the same level as the finished floor. This is very important. The installation process is the same for a tile floor a hardwood or carpeted bathroom floor. In a typical toilet installation the floor flange that sits inside the drain opening below the toilet should be positioned so that its bottom surface rests flush against the finished floor or no more than 1 4 inch above or below the floor this ensures that the flange makes a watertight seal against the wax ring that fits between the drain opening and drain outlet horn on the underside of.

If your flange sits even or below the floor then it s wrong. If the toilet flange is at the incorrect height it will cause problems with the toilet connecting onto the plumbing. A sign that the wax ring was not sealing the toilet from sewer gases or preventing water escaping from under the base of the toilet. The reason being is because the toilet recesses into the flange when fully installed but when the flange sits even or below the floor the toilet can t properly recess into the flange.

To make the long story short my thicker mortar bed mesh backer liner thinset and new floor tiles all added up to raising the overall height of the floor by approximately 1 25. Most extenders come with long bolts which may be necessary if the flange is below the floor level. Large bolts thread up through. Here you can see the results of a toilet having been installed on a toilet flange that is below the floor level.

When the toilet was removed the toilet wax ring was still in its original shape.