The process is generally the same but the flange is secured down before the floor is finished.
How to install a closet flange on tile floor.
It s simple the watertight seal between the toilet bowl and wax ring will eventually fail.
A toilet drain flange can sit above or below the finished floor level.
There are two options this step.
If the height of your flange needs to be adjusted remove the bolts and flange so that repairs can be made and the flange height adjusted.
To keep your toilet anchored securely always use a closet flange secured tightly to the floor.
Here s a video on how to install a toilet flange on tile floor.
Closet flange installation 2 flush with the floor.
How to anchor a toilet flange in a tile floor.
Next install a new wax ring.
If the toilet flange sits below the finished floor the toilet will leak.
Out with the old.
Rest the toilet bowl on its side place it on a towel or cloth to protect the floor and attach the replacement wax ring to the bottom of the bowl this technique helps ensure the ring is in the proper position when placing the toilet over the flange.
In order for this not to happen the toilet flange must sit above the finished floor by at least 1 4.
Below the toilet you ll see the flange which should also be secured with bolts or similar hardware.
Steve used an oatey 4 replacement toilet flange for cast iron pipes.