What we do

Backflow Testing

Our Services

Andersen Plumbing LLC – CCCDI Licensed Backflow Testers

The State of Illinois requires annual backflow testing to insure your safety by protecting drinking water from harmful toxins such as: fertilizers, pesticides, fire protection chemicals and many more household products. Andersen is dedicated to simplifying all your backflow prevention needs including testing, certification, surveys, retro fitting, repair, and maintenance.

We are recognized across Illinois as a qualified backflow testing company. Having over 30 years of commercial and residential backflow prevention experience, we are able to manage all sizes and models of backflow assemblies that are manufactured for all types of water distribution systems.

Backflow prevention

Why Choose Andersen for Backflow Testing?

Backflow occurs when the flow of water in your plumbing system reverses, allowing non-potable water or substances to enter the clean water supply. This can happen due to changes in water pressure or faulty plumbing fixtures, posing a significant health risk.

Backflow testing is essential to detect any backflow prevention device failures and ensure they are functioning properly. Our backflow testing services involve a detailed inspection of your plumbing system to identify potential backflow points and assess the condition of backflow prevention devices.

Our skilled plumbers are trained to use specialized equipment and techniques to perform accurate tests and determine the effectiveness of these devices. We follow industry-standard procedures and guidelines to ensure reliable results.

During the backflow testing process, our team will assess the backflow prevention devices, such as check valves, pressure vacuum breakers, and reduced pressure zone assemblies. We will inspect these devices for any signs of wear and tear, corrosion, or mechanical failures. Our plumbers will also check for potential cross-connections between potable and non-potable water sources, which can contribute to backflow incidents.

By choosing our plumbing company for your backflow testing needs, you can expect:

Expertise: Our licensed plumbers have extensive knowledge and experience in backflow prevention and testing. They stay updated with the latest industry practices and regulations to ensure accurate and reliable results.

Thorough Inspections: We conduct meticulous inspections of your plumbing system, including all backflow prevention devices and potential cross-connection points, to identify any issues that may compromise the safety of your water supply.

Compliance and Documentation: Our team ensures that all backflow testing is carried out in accordance with local regulations. We provide detailed reports and documentation, including test results and any necessary certifications, to demonstrate compliance with backflow prevention requirements.

Timely Service: We understand the importance of prompt service, and our team strives to schedule and complete backflow testing in a timely manner. We respect your time and aim to minimize any inconvenience caused during the testing process.

Customer Satisfaction: We prioritize customer satisfaction and aim to exceed your expectations. Our friendly and professional team is dedicated to delivering high-quality services, answering your questions, and addressing any concerns you may have.

Protecting your water supply from potential contamination is crucial, and our backflow testing services are designed to provide you with peace of mind. Contact us today to schedule a backflow testing appointment and ensure the safety and integrity of your plumbing system.


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guys at Andersen did an amazing job on my home plumbing repairs! They were professional, quick, and the job turned out great. I would definitely recommend them to anyone looking for plumbing repairs.

James Stevens

If you’re looking for a good plumbing company, I would recommend this one. They did a great job on my office's plumbing project and I was really happy with the results. The process was quick and easy, and the results were great. I would definitely use this service again.

Lara White

Amazing work from the Andersen team They fully understood what we wanted to achieve and were able to bring our plumbing project to life in such a short time.

Randy Mathews