A backflow preventer is a safety device to keep dirty water out of your drinking water. At Texas Plumbing safety is number 1. Have a pro at Texas Plumbing upgrade you to a new backflow.
Backflows Should Be Replaced Every 5-10 Years
If you don't now the last time you got your backflow replaced it's probably time to get it done. Have a pro at Texas Plumbing come out and upgrade you to a new backflow. Don't run the risk of having dirty drinking water. Your customers won't like that.