J&J Plumbing and Heating
Backflow testing. 8326 26th Ave, Adelphi, MD 20783
Approvals
Where you will find J&J Plumbing and Heating
These are the city pages close enough for this business to appear on.
- Silver Spring, MD(4 mi)
- Washington, DC(5 mi)
- Hyattsville, MD(6 mi)
- Beltsville, MD(6 mi)
- Rockville, MD(11 mi)
- Upper Marlboro, MD(15 mi)
- Alexandria, VA(16 mi)
- Gaithersburg, MD(16 mi)
Other backflow testers nearby
| Business | Services | Distance |
|---|---|---|
| Durance Plumbing | Backflow Testing | 2 mi |
| Magnolia Plumbing Inc | Backflow Testing | 3 mi |
| Al Gleeson Electrical Co. Inc. | Backflow Testing | 4 mi |
| James R Ballard Plumbing & Heating Inc | Backflow Testing | 4 mi |
| R&R Mechanical, LLC | Backflow Testing | 5 mi |
| Thomas E Clark Inc | Backflow Testing | 5 mi |
Questions about J&J Plumbing and Heating
Is J&J Plumbing and Heating approved to test backflow assemblies?
J&J Plumbing and Heating is on the DC Water list, as of September 29, 2026. That means the utility lets the company file backflow test reports in its system; it is not a state license. Ask for the tester's certificate number before the test.
What does J&J Plumbing and Heating do?
Their listing covers backflow testing. Call to confirm the service you need, because offerings change.
What areas does J&J Plumbing and Heating serve?
They are based in Adelphi, Maryland, within driving distance of Silver Spring, Washington, Hyattsville, Beltsville, Rockville. Service areas are set by the business, so confirm yours when you call.
How do I reach J&J Plumbing and Heating?
Call (301) 343-5390.
Is this your business?
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