Company record
Culligan of Illinois designs, manufactures, and distributes water‑filtration, purification, and treatment solutions for commercial, industrial, and municipal customers. The product portfolio spans water‑softening, dealkalization, deionization, activated‑carbon units, reverse‑osmosis, disinfection and desanitization, degasification, and a full range of membrane technologies—including nanofiltration, microfiltration, ultrafiltration, and general membrane filtration—along with ion‑exchange resin systems and complete drinking‑water installations. In addition to hardware, Culligan of Illinois offers comprehensive services such as water testing and analysis, system design and engineering, preventive maintenance, full‑service repair, salt delivery, membrane cleaning, re‑bedding, sanitization, ion‑exchange resin analysis, closed‑loop restoration, legionella testing, and mold testing with identification. The company also provides drinking‑water and bottled‑water systems together with delivery options. System configurations range from fully custom, facility‑scale turnkey projects to skid‑mounted units and portable or mobile setups intended for emergency or temporary service. All offerings meet industry‑recognized standards, holding certifications from WQA, NSF, and UL.
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