I had to complete a couple of toilet flange installs on a concrete floor.
Toilet flange rusted concrete floor.
The toilet and replacement flange and drain pipe all need to be kept in position so the seal is not broken.
Prepaturn off the water supply at the shut off valve under the toilet tank.
I soon discovered that the pressed steel toilet flange was badly rusted and the flange bolts had pulled through it that steel flange was held down only by the flange on the end of the pvc drain fitting.
How to repair the toilet flange on a concrete floor step 1.
After you remove the obstructions the old wax ring will still be in place around the drain.
Instructions cut off the old flange and obstructions.
Flush the toilet and hold the handle.
Scrape off the old wax ring.
After you remove the toilet you will probably find an existing toilet flange.
It s your choice whether to screw the flange to the concrete floor and attach the toilet to the flange or to screw the toilet directly to the floor possibly going through holes lined up in the flange.
Remove the old supply line and discard.
Place t bolts in the new toilet flange.
Installed together with a wax ring the hydroseat technology ensures a tight leak free seal and features a self centering rubber funnel that fits any toilet or closet flange.