Examples of highly rated water softeners include the nuvoH2O Manor Complete Salt-Free Water Softening System, Fleck 5600SXT Digital SXT Metered Whole House System and the WaterBoss 220 Grain Water Softener. Other whole house water softeners include the Watts RV PRO-1000 OR M7002 Portable Water Softener and the WaterBoss 220 Water Softener.
The NuvoH20 Manor Complete Water Softening System lowers the pH level of water and makes hard minerals soluble through a process called chelation. This salt-free softener system prevents hard water buildup and has a capacity of capacity of 60,000 gallons. The Fleck 5600SXT uses the ion exchange process to remove magnesium and calcium ions from the water.