Press Room

Fact Sheet


RainSoft is a leading brand of premium solutions that treats, purifies and softens water for homes and businesses. Our residential whole-house air filtration and purification systems provide cleaner, fresher air to any indoor environment. As one of the few totally integrated product lines in the $9.4 billion water quality industry, RainSoft maintains unparalleled excellence from design through to product installation.

Since its introduction in 1953, RainSoft has maintained its quality through research and development—the most cost-effective way available to generate such a wide range of patented, point-of-use water softening and conditioning equipment. RainSoft’s commercial and industrial air purification and water softening products are designed and manufactured at our corporate facility in Elk Grove Village, Illinois.


RainSoft serves the diverse needs of a broad spectrum of customers, addressing the needs of their lifestyles and local water conditions. Products range from under-the-counter drinking water systems to massive, institutional treatment systems custom-built for food processing plants, hotels, office buildings, hospitals and factories—even entire communities.

The RainSoft product line includes water conditioners, iron filters, whole-house carbon filters, drinking-water purifiers, ultraviolet disinfection systems, reverse osmosis systems and acid neutralizers, which are available with a variety of options and in different sizes. Each and every product is subjected to rigorous testing for unsurpassed performance and durability. RainSoft offers limited lifetime warranties on the major components of our product line.


An Environmental Protection Agency survey and a Harris Poll both determined that 84% of Americans are concerned about the quality of water provided by their. Despite that concern, water softener and conditioning systems are found in only five million U.S. households (source: Water Quality Association, Lisle, Illinois).

Recognizing that less than 6% of the domestic market has been tapped and that concern for improved water quality is growing, RainSoft views the remaining 80 million American households—not to mention hundreds of millions of homes and businesses around the world—as its potential market.

Dealership Structure

All RainSoft-brand home air purifier and water conditioning products are sold, installed and serviced exclusively by more than 150 authorized, independently owned dealerships throughout the United States and in 20 countries throughout Europe, Asia and the Middle East.

Corporate Office

RainSoft, a division of Aquion, Inc., is headquartered at 2080 Lunt Avenue, Elk Grove Village, Illinois 60007. Tel: (847) 437-9400