Another alternative is to just drill a hole in the concrete and install a hanger bolt at the proper location.
Replace toilet flange on slab floor.
Then remove the toilet by disconnecting the hoses and.
Yesterday while making my rounds a tenant in one of the apartments approached me and mentioned their toilet was loose.
Toilet flanges are actually supposed to sit on top of the finished floor although few plumbers will take the trouble to make the necessary spacers at rough in.
Concrete slab toilet flange below floor level 4 answers i am installing a hardwood floor on a concrete slab.
Here at our wall street apartments.
Discard in a trash bag.
Slip the repair flange spanner under the broken toilet flange but put one of the toilet bolts through the hole in the spanner first in order.
It may help to get a better grip by holding the bowl by the inside rim instead of the outer.
The flange must sit on top of the finished floor and be anchored to it if you want your toilet to sit properly and be able to seal.
Fix the toilet flange on concrete floor.
To replace a toilet flange lay newspaper down on the floor around the toilet and turn off the water to the toilet before flushing and siphoning all of the water out of the bowl.
For a thin 1 4 5 16 in tile finish this is not a problem.
In order for that type of installation i will need to build up the sub floor with 1 4 plywood alone with 3 4 hardwood floor.
When the subfloor is concrete as is often the case with basement bathrooms or other slab foundation situations replacing the flange is no easy matter since it can be quite hard to drill holes in concrete to secure the new flange.