Introduction: DWC . Water Treatment is a full service water treatment company servicing Northern Illinois & Southern Wisconsin since 1985 customer satisfaction is 100% are guaranteed .we offer Quality products with life time warranties on our water treatment Equipment . We also specialize in plumbing repair water heater installation , and general construction commercial and residential services at a great affordable price ask about our payment plan options for those who are in need. We offer a senior citizen discounts army veteran discounts cancer survivor discounts government agency discounts as well call us today for your free in-home consultation no hassle no obligation.