Mahon Plumbing Inc.
Backflow testing. 6824 Fort Smallwood Rd Ste. A, Baltimore, MD 21226
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Price reports
What a backflow test costs in Baltimore
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Published prices nationwide
$29.99 to $100 per assembly
Every published price, with its source: what a backflow test costs.
Failed test? Published repair, rebuild and replacement prices: what a backflow repair or replacement costs.
What Mahon Plumbing Inc.'s website says
Services listed on Mahon Plumbing Inc.'s website, read October 11, 2026: general plumbing, water heaters and drain and sewer service. marylandplumbingservices.com, marylandplumbingservices.com/areas-we-serve/plumber-annapolis-md
| It says | Details | Page |
|---|---|---|
| Service area | Anne Arundel, Baltimore and Howard counties; Queen Anne and Annapolis | marylandplumbingservices.com |
| 24-hour service | Offered, it says | marylandplumbingservices.com |
Read on marylandplumbingservices.com on October 11, 2026 (5 pages). This is what the business says about itself.
Where you will find Mahon Plumbing Inc.
These are the city pages close enough for this business to appear on.
- Glen Burnie, MD(4 mi)
- Pasadena, MD(5 mi)
- Baltimore, MD(5 mi)
- Severn, MD(8 mi)
- Halethorpe, MD(8 mi)
- Nottingham, MD(13 mi)
- Jessup, MD(13 mi)
- Annapolis, MD(14 mi)
Other backflow testers nearby
| Business | Services | Distance |
|---|---|---|
| Trust Plumbing & Heating LLC | Backflow Testing | under 1 mi |
| Petra Contractors, Inc. | Backflow Testing | 3 mi |
| Calvert Plumbing & Backflow | Backflow Testing | 3 mi |
| Anne Arundel Plumbing | Backflow Testing | 4 mi |
| Tim Butler Plumbing & Heating | Backflow Testing | 5 mi |
| Russell R. Dwyer, Inc. | Backflow Testing | 6 mi |
Questions about Mahon Plumbing Inc.
Is Mahon Plumbing Inc. approved to test backflow assemblies?
Mahon Plumbing Inc. is on the City of Rockville list, as of July 17, 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 Mahon Plumbing Inc. do?
Their listing covers backflow testing. Call to confirm the service you need, because offerings change.
What areas does Mahon Plumbing Inc. serve?
They are based in Baltimore, Maryland, within driving distance of Glen Burnie, Pasadena, Baltimore, Severn, Halethorpe. Its website names Anne Arundel, Baltimore and Howard counties and Queen Anne and Annapolis as areas it serves (read October 11, 2026).
How do I reach Mahon Plumbing Inc.?
Call (410) 766-8566. Their website is linked on this page.
Compiled from public records and public business information. Not an endorsement. Check licensing before you hire.
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