The perfect height for the toilet flange is to be the same level as the finished floor.
Toilet flange level with floor.
Ideal height of toilet flange.
This in turn causes the toilet to sit unevenly.
Notice in this image how the toilet waste pipe sits just inside the flange opening this is the proper way for a toilet to sit on a flange.
When you install your toilet flange it should be installed on top of the finished floor and it should also be installed perfectly level.
Place the carpenters level across the toilet bowl side to side and note where the bubble level is.
Take for instance tiling a new bathroom floor that ended up raising floor height way above the toilet flange.
The flange should sit on top of the finished floor if it doesn t you ll have to modify the plumbing or find another way to achieve this.
It has to sit evenly on top of the finished floor.
If that s the case buy a repair flange to fit over the existing one.
This is very important.
Most extenders come with long bolts which may be necessary if the flange is below the floor level.
If the toilet flange is at the incorrect height it will cause problems with the toilet connecting onto the plumbing.
If your flange sits even or below the floor then it s wrong.
The reason being is because the toilet recesses into the flange when.
Problems like this can be health threatening because sewer gases can contain toxic substances particularly when windows are closed during.
Hammer a shim gently between the floor and the toilet base to bring a low side up.
Use a level to make sure the repair flange is level then screw it into the floor.
The previous toilet was shimmed on one side with plastic shims but began to wobble and since i barely torqued the bolt i suspect stressed the.
If the previous flange is too low purchase one that is designed to sit on the finished floor and provide the optimum toilet flange height.
If the toilet sits on the flange you won t be able to keep it sealed properly.
To get the necessary clearance from the floor you can add a toilet flange extender which is quick and easy to install.
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.
When installing the toilet flange you need to check that it s the correct height and is also perfectly level.
Flange extenders are commonly sold in 1 4 inch and 1 2 inch sizes to raise the height of the existing flange 1 4 or 1 2 inch.
These models may feature an additional metal or plastic ring that sets directly on the polished floor but is hidden by your toilet once it is reinstalled.
