Unfortunately with a flange that is too high you typically have two choices raise the floor or lower the flange.
Toilet flange too high above floor.
The recommended height is higher than the floor.
A work around may be to get a custom solid surface spacer fabricated that will raise the china above the tile floor shape to match your toilet s base with a large.
1 4 spread mortar on the entire floor area you need to build up.
How to go about a toilet flange that is too high.
1 3 measure the radius of the toilet flange.
Toilet flange too high.
Make sure you don t crack the pipe or you may be in trouble.
Remember this option involves placing the underside of the flange above the finished floor.
There is a third option that sometimes works and that is to use a waxless sealing ring though they tend to be leaky and it sounds like your flange is too tall even without the ring.
1 2 measure the floor area.
The optimum toilet flange height is approximately inch above the floor to achieve the best seal and overall fit.
Using a cement board for floor build up.
Give the grout 24 hours to dry and sand down the rough edges.
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.
This might help you if you are trying to set a toilet with a high flange.
The last option when your flange is too high is to replace it.
First you can pack grout into the gap between the floor and the flange.
1 1 filling in the gap.
If the flange is placed too high it runs the risk of making the toilet wobbly.
If you ve already laid your flooring and the toilet flange is too high or unlevel there are a few things you can do.
Purchase a new one.
You ll need to remove your old flange and the fitting from the pipe coming up from your bathroom floor to do this.
You can use a hammer and a chisel.
Start by removing your toilet and breaking the outer flange portion off.