Replace Toilet Flange On Slab Floor

When replacing a toilet it s fairly common to discover that the existing toilet flange will not work for the new toilet.

Replace toilet flange on slab floor.

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. Here at our wall street apartments. Another alternative is to just drill a hole in the concrete and install a hanger bolt at the proper location. Fix the toilet flange on concrete floor.

Remove the broken area from the flange to be repaired using a hacksaw. 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. 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. Place the toilet bowl atop the new flange aligning the bolt holes in the base of the bowl with the bolts in the flange.

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. For a thin 1 4 5 16 in tile finish this is not a problem. 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.

Concrete slab toilet flange below floor level 4 answers i am installing a hardwood floor on a concrete slab. It may help to get a better grip by holding the bowl by the inside rim instead of the outer.