Commercial & Industrial Water Treatment Systems Culligan brings together innovative products and customized solutions to provide the best possible water for your business. Find Your Solution Water Treatment Solutions Culligan Water offers a variety of water solutions to fit your business needs. Pre-Treatment Solutions Cut down on scale and maintenance costs to improve equipment productivity. View more Membrane Solutions Use specialized filters to reduce contaminants and increase the efficiency of equipment and processes. View More Deionization Solutions Reduce mineral ions from water and extend equipment lifespan, resulting in long-term cost savings. View More Storage Solutions Store purified water for use during peak production times, reducing costs and streamlining processes. View More Distribution Solutions Meet final water quality requirements with additional treatments for distribution and disinfection. View More Accessories Complete your custom-engineered system with supplemental parts for your equipment and processes. View More Diverse Industries, Custom Solutions Across industries, Culligan takes an individualized approach to provide every customer with a tailored, complete and cost-effective solution. Food Service and Restaurants Hospitality Commercial Applications See All Small Manufacturers Healthcare Industrial Applications See All Water Testing Testing the quality of your water is essential to making sure your business meets industry requirements. Schedule a consultation with a Culligan Water Expert, who can visit your workplace to collect a sample for testing at our IL EPA-certified Analytical Laboratory. See Water Testing Options Case Studies Culligan Water Experts have created customized solutions for customers in diverse industries — including food service, hospitality, manufacturing, healthcare, oil and gas, and more. Learn more about how our treatments helped these customers transform their business. See All Commercial Case Studies See All Industrial Case Studies Food Service/Restaurant Hospitality Manufacturing CASE STUDY Our Pizza House “Water quality is a major part of what has made Our Pizza House the best in our county.” – John Nahas, owner of Our Pizza House in Pearl River, NY Read More Why Choose Culligan Water? Culligan Water offers custom commercial and industrial solutions to solve any business need. From design to installation, profit from revolutionary designs and customized treatments that put your organization first. Cost Effective Save your business money on maintenance costs and extend the lifespan of equipment. Efficient Improve system productivity with a treatment that considers every part of your business’ process. Custom Solutions Choose from a variety of solutions and accessories depending on the needs of your business. What People Are Saying About Culligan Water We have Culligan water in all of our salons for our customers and employees. Culligan is always responsive to our equipment and water needs. The customers like it, the employees LOVE it. Thank you. Cost Cutters, Onalaska, WIa Excellent customer experience. Friendly staff. Timely support. Speedy Mart, Saskatoon, SK Water purification products are wonderful. I have absolutely filthy water but the cylindrical deionization system turns it into pure H2O. Which is what I need for my car detailing business. Mirror Shine Mobile, Hudson, OH See More Reviews Culligan 100% Satisfaction Guarantee If you are dissatisfied with your Culligan product for any reason within 30 days of your purchase, Culligan will remove the product and refund the purchase price.* About Culligan Culligan International History Awards News Corporate Responsibility Our COVID-19 Response Work with us Careers Franchising Contact 1-877-386-0823 Contact Us Culligan Worldwide © 2021 Culligan | Terms and Conditions | Privacy | Sitemap *Applies to Culligan-branded standard household equipment only. Zip Water and HANS by Culligan products are excluded. Dealer participation may vary. Live chat: Culligan Offline