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New Water Heater.
Bathroom faucet installation
Commercial water heater replaced and new pipe work.
Underground leak.
Replaced Tankless water heater
Air scoop and for boiler system.
Descaled Tankless water heater. This should be a routine maintenance once a year.
Repipe work
Dual check Backflow replacement
New company logo
Capitol Mechanical Plumbing

Whether you need a simple faucet replaced, a sewer line replace, a hot water heater installed or a backed up drain, we offer a wide range residential and commercial plumbing services. Call us today to book an appointment.

Website: capitolmech.com

Phone: (888) 436-7795

Open now

  • Sat Open 24 Hours

Washington, DC 20018 ·149.26 mi

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Reviews

yelp
4.0 20 reviews
5 star
14 4 star
0 3 star
0 2 star
0 1 star
6
Allison G. 10/27/19

The plumber who came highly recommended to me doesn't do work in my downtown DC location, so I asked him to recommend someone who does. He pointed me to Capitol Mechanical, and I had nothing but a...

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Nesha B. 03/07/24

Unfortunately I cannot recommend this company. I was referred to them through my water heaters warranty company. The technician that came out (who I later found out was the owner) was very polite...

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Gregg B. 03/29/24

Showed up on time, understood conditions as I described them. Solved drainage problem. Checked water heater Personable young man. Good communication by text and email

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Ashleigh T. 04/21/22

I had an issue with water flow and water hammering. I contact Capitol Mechanic to come out and inspect my pipes. Germaine was courteous, knowledgeable and communicative throughout the entire...

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Bubba L. 04/26/23

Capitol Mechanical is my go to plumbing company. Always professional, punctual and precise. Excellent customer service and an amazing work ethic. When Garth arrived I informed him of my plumbing...

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