Welcome to the online home of Brendan Walsh Plumbing, the most trusted full-service plumber in Delaware County, PA. We've been servicing the plumbing, drain cleaning, and sewer repair needs of our neighbors in Delco and Philadelphia for over two decades now, and we've become known for our experienced staff, dependability, and quick response time.
K. M. — Just found out yesterday they installed a non-potable expansion tank on my water heater in 2018. Absolutely disgusted at