We understand annual backflow tests only happen once a year or the backflow emergency at 9pm after hours. During these times, you need professionalism. You need backflow expertise. You need fast, 24/7 service. During those times, you need peace of mind. Choosing CBI, ensures you get everything you need and more. Our inspectors only job is the testing and maintenance of backflow preventers, making them the best in the business. Their individual experience and skill enable them to get in, get the job done, and get out, leaving you with more time and money to get on with your day.