Return to site to replace toilet flange in upstairs bathroom Gain access through ceiling and found flange is completely broken out of drain pipe and wrong adhesive was used to fuse Cut 3” drain and replace with new abs Re seal toilet and test for operation no more leaks present Water supply system still having issues with air in system Softening was installed without check valve expansion tank Recommend replacement with proper install to prevent further damage to home and system at the least by pass to remove water hammer from air in system Home psi 65