How to soften hard water ?

As Srinivas told, hard water is one the main problems faced in apartments. As a part of facility management you would be getting complaints about hard water in your apartment. One solution is to use water softeners in different apartments. It is portable and easy to use. You just have to fit the equipment to each tap and soft water is produced. It is easy to install and very reasonable. You can also try different water source if possible for your apartment. Other methods include use of reverse osmosis on a large scale, water filter pitchers which remove a broader range of contaminants from drinking water, Water softening by magnetic field where water flows through a magnetic field, using salt.