When moving location of plumbing fixtures we can help. In this case owner wants toilet flange and vent moved from left back side of bathroom to three feet to the right and facing different direction.
This is the reason . It is a valve that opens and shuts as needed when you push buttons on front of frig.
Just about an hour and a half ago this was a three handle out dated tub/shower faucet. Now it is updated to pressure balanced Moen single handle faucet.
Even if it is not our brand A.O.Smith. We replace warranted water heaters of any brand and put aluminum pans under too.