Well water treatment system for up to 45 grains per gallon of hardness. Recommend sanitation of water because it is exposed to atmosphere in the holding tank. Equipment used: Ion Pro 1354 aeration and 5 micron sediment filtration,CareSoft Pro 1665 4 cu ft softener used due large property with 3 dwellings. Water is then sanitized with UV. Water quality for the home is sanitized and soft with 5 micron purity.