CNP Pumps offers a range Multistage Centrifugal Pumps for Water Softening Systems.Hard water not only has bacterial and minerals in it, but it can also damage your plumbing and appliances over time. To tackle this problem Softening units offer a Water Purification Solution for Hard water and lime scale removal. CNP has Reliable, Energy Efficient and Cost Effective Pumps for these softening systems which are used in a wide range of applications.