Most water softeners on the market are ion exchange systems. In these systems, hardness ions calcium and magnesium are exchanged for salt ions..Certified for . scale prevention, discover the NaturSoft salt free water softener. Our eco friendly design helps protect your household appliances, plumbing more..Pelican Water offers a variety of eco friendly water softener water filter systems that provide lasting benefit. Contact Pelican Water today!.Founded in , Pelican Water is a market leader in salt free water softening and conditioning systems. Pelican Water Systems whole house and point of use products include our NaturSoft Salt Free Water Softener Conditioner, Carbon Series Whole House Filter, Drinking Systems, Shower Filters, UV Disinfection Systems and more..