Free Line Plumbing
Backflow testing. 9244 E Hampton Dr #607, Capitol Heights, MD 20743
Approvals
Where you will find Free Line Plumbing
These are the city pages close enough for this business to appear on.
- Hyattsville, MD(5 mi)
- Upper Marlboro, MD(6 mi)
- Washington, DC(9 mi)
- Beltsville, MD(12 mi)
- Silver Spring, MD(14 mi)
- Alexandria, VA(17 mi)
- Rockville, MD(21 mi)
- Gaithersburg, MD(26 mi)
Other backflow testers nearby
| Business | Services | Distance |
|---|---|---|
| Definitive Mechanical LLC | Backflow Testing | 2 mi |
| All Season Plumbing, Heating, and A/C, Inc. | Backflow Testing | 5 mi |
| JP Spadaro and Sons Inc (Spadaro Plumbing) | Backflow Testing | 5 mi |
| CRW Mechanical | Backflow Testing | 6 mi |
| Welch & Rushe Inc | Backflow Testing | 6 mi |
| Al Gleeson Electrical Co. Inc. | Backflow Testing | 6 mi |
Questions about Free Line Plumbing
Is Free Line Plumbing approved to test backflow assemblies?
Free Line Plumbing 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 Free Line Plumbing do?
Their listing covers backflow testing. Call to confirm the service you need, because offerings change.
What areas does Free Line Plumbing serve?
They are based in Capitol Heights, Maryland, within driving distance of Hyattsville, Upper Marlboro, Washington, Beltsville, Silver Spring. Service areas are set by the business, so confirm yours when you call.
How do I reach Free Line Plumbing?
Call (301) 499-0987. Their website is linked on this page.
Is this your business?
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