Upgraded to 60-80 pressure switch on existing well tank (at this time well tank is good ,old but good ,declined to replace )with pressure gauge and drain valve ,added to 58 psi air, upgraded back hose Bibb water line to 3/4 and piped in before filters. Installed 1054 green sand Air Cat ...removal of iron ,odor ,sediment....2 years warranty...some sediment will be in existing piping,will take some time to flush all out