The Story Behind Water Softening
Since 1921, the Culligan name has been synonymous with better water. Learn more about our innovative, exciting beginning.
January 1, 1921
1921 Emmett Culligan builds a homemade water softener using two coffee cans and zeolite sand.
Culligan Water Company
January 1, 1936
1936 Culligan opens in Northbrook, Illinois.
Portable Exchange Softener
January 1, 1938
Culligan introduces the portable exchange (PE) water softener by innovating lightweight tanks and carts.
World War II
January 1, 1942
The government asks Culligan to produce silica gel, used to dehumidify moisture sensitive equipment.
Hey Culligan Man!
January 1, 1953
The “Hey, Culligan Man” concept is conceived.
Culligan Expands International
January 1, 1966
The International convention was held in Berlin and welcomed 250 delegates from 19 countries.
Drinking Water System
January 1, 1967
Culligan introduces the first mass-produced reverse osmosis water treatment system.
January 1, 1986
Culligan celebrates 50 years in business.
January 1, 1988
Culligan made its move into bottled water for home and office, adding bottle delivery for customers.
Consumer Digest Best Buy
January 1, 2003
The Gold softener sets new efficiency standards and becomes Culligan’s highest volume softener.
Aqua Cleer Launched
January 1, 2008
The Aqua Cleer RO has more than 100 configurations that allow customization for most water conditions.
HE Softeners and Filters
January 1, 2010
Culligan releases the the Culligan® HE, the World’s most efficient water softener.
January 1, 2018
The ClearLink PRO:tm: is Culligan’s newest reverse osmosis water system accessory that works to get you cleaner, better-tasting drinking water at the touch of a button.
Tankless Reverse Osmosis
January 1, 2019
The high-quality water you want with the space-saving design your home needs.
January 1, 2020
Uses a technology that naturally conditions water and minimizes scaling without the need for backflushing or salt.