About

Your DeKalb Water Treatment Experts We are Culligan of DeKalb, your water technology experts proudly serving in Northern Illinois. Our dealership specializes in providing water softeners, reverse osmosis systems, water coolers, bottled water, water filtering and softener salt delivery service to area homes and businesses. For over 65 years, Culligan's mission has been to deliver high-quality water treatment products that will benefit every part of our customers' lives. We hope to raise the quality of life by purifying its most essential element: water.