View a Gallery of Our Field Work

At Chicago Backflow, we take pride in being Illinois and Northwest Indiana’s premier backflow specialist, safeguarding our community’s water supply. Our work gallery offers a firsthand look at the precision and dedication we bring to every job, from routine maintenance to complex emergency restorations. Use the “Before & After” slider to see the transformative results of our expert repair services. Whether dealing with corroded components or outdated setups, our licensed team ensures that every device is restored to peak performance or replaced with a new assembly, providing the reliable protection your property requires.

two testers work on installing a new backflow device
A Backflow preventer undergoing maintenance and yearly testing

Expert Installation and Comprehensive Backflow Maintenance

Beyond simple repairs, CBI’s portfolio highlights our extensive experience in new system installations and thorough cross-connection inspection services. We work with residential and commercial clients to ensure that every potential point of contamination is identified and secured. We are current with Illinois, Indiana, and your local rules and regulations, ensuring your property remains fully compliant. Our gallery showcases a wide range of completed projects, demonstrating our ability to handle all maintenance from small-diameter residential valves to large-scale industrial assemblies with unrivaled expertise.

Before CBI Services

After CBI Services – leak-free!

What is Hiding in Your Pipes?

The Importance of Regular Testing

 

The final section of our gallery reveals the “unseen” side of water safety: the debris and blockages we frequently discover during backflow testing and certification. From mineral buildup and rusted hardware to unexpected foreign objects found inside the devices, these images highlight why annual inspections are vital. These obstructions can cause critical failures in your backflow preventer, leading to water contamination or property damage. At Chicago Backflow, our mission is to catch these issues before they become emergencies, ensuring your drinking water remains clean, safe, and protected year-round.