Failing device? Take comfort and use Chicago Backflow! A failing device does not always need to be replaced, many times a repair can be made to draw out the life of the device and save you 💰! Chicago Backflow inspectors are the go-to backflow repair specialists. Our inspectors complete dozens of repairs daily, most times the repair parts are already on the technician's truck. Our customers trust Chicago Backflow to give an honest diagnosis and get them back up and running in no time.