Top Backflow Preventer Installation Services in Baltimore, MD

As someone who lives multiple time zones away from our 1920s DC rowhouse rental property we need a contractor who we can depend on to handle a variety of repairs both big and small. After working with many different contractors and handymen in the DC area...

they removed all debris and any mess. The place was left clean and tidy.

Always a positive experience Professional, dependable and timely

O'Brian's Plumbing installed an outdoor bathroom for me and did an excellent job. It was a tricky job due to the distance from my house and the grade difference. Great Job O'Brian's!!!!

I have used O'Brians plumbing many times over the years from small jobs to large major jobs. When I had no hot water he was at my house in hours and by the afternoon I had a new hot water heater. He is always at my house in a timely manner, does great wo...

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O'Brian's Plumbing came out quickly and gave me a good price. Job is completed and well done. That are reputable and very nice to work with.

Brian replaced a toilet, shower heads, a sump pump, unclogged drains, drained our hot water heater. He did a great job and was professional and prompt. Would definitely recommend.

I have rental properties and whenever I need a plumber I call Brian. He always comes asap to check the problem. He calls explaining the problem and gives details on what needs to be done along with the estimate. He performs the work on a timely basis....

Brian's work is always great! He prides himself in providing top level service and always stands by his work.

My Dad was in Florida when his furnace failed, and all the pipes in the house froze solid, Brian's company was recommended to me, I called and he was right there, worked for several days to repair the furnace and fix many broken pipes, when it was all don...