By going through Costco to purchase your EcoWater system, you receive a Costco ... This is a process similar to those of other water softener companies such as Culligan and Kinetico.

Culligan offers water treatment solutions and systems. Its products and services include water softeners, filtration systems and bottled water delivery. Established in 1936, Culligan aims to use ...

The test measured how close the flavor and odor of the filtered water was to that of the control water. The Culligan US-EZ-4 ... that of the control water. The cost of the filter cartridges ...