Bayou City Backflow & Plumbing is a Plumbing & Backflow Company Based in Galveston County. Although we are a new company, The Master Plumber has lived & worked in Galveston County since 2001. With over 30 years experience in the Plumbing & Backflow fields, we have what it takes to solve all of your Plumbing & Backflow issues. From Annual Testing to complete management of your backflow program, we can handle it for you.