Chicago Backflow

About Us

Founded as a family-owned business, CBI continues to operate with the same values, and today, YOU are part of our growing backflow family in Illinois and Indiana. We safeguard water resources at Chicago Backflow, Inc. (CBI) through expert backflow testing, repair, installation, and emergency services. Our unmatched attention to detail, commitment to professionalism, and industry-leading expertise ensure that we provide exceptional service 24/7. This sets us apart from any other company providing backflow services.