Many people employ different methods to reduce the hardness of water as it creates lots of hurdles in carrying out various daily activities. Although there are various types of water softener salt tablets available in the market, but granular salt has its own effectiveness. The three most commonly used salt types are evaporated, rock and solar salts. The selection of salt depends on the process your system carries. There is no specific type of tablet recommended and varies from time to time depending upon the type of unit you have, the hardness of you water and the availability in your area.
