BackflowNear Test-Due Reminder

Warner Mechanical

Backflow testing. 217-A Monroe Ave, Frederick, MD 21701

1 utility approved list
90/100 BackflowNear score

Approvals

✓ On the Anne Arundel County list Phone matches its Google profile

Ask for the certificate number of the tester who will do your test, and check that your own water utility accepts reports from this company.

Price reports

What a backflow test costs in Frederick

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Published prices nationwide

$29.99 to $100 per assembly

Based on 14 published prices · Read Oct 2026 Prices testing businesses list on their own websites, from our cost guide. Listed prices, not what people paid.

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.

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Where you will find Warner Mechanical

These are the city pages close enough for this business to appear on.

Other backflow testers nearby

BusinessServicesDistance
All Around Plumbing Inc.Backflow Testingunder 1 mi
K.G. Johnson, IncBackflow Testing4 mi
Premier Fire Protection Services, LLCBackflow Testing5 mi
James Mettee Plumbing & HeatingBackflow Testing7 mi
Gladhill Plumbing & Heating, Inc.Backflow Testing8 mi
Ben Lewis PlumbingBackflow Testing13 mi

Questions about Warner Mechanical

Is Warner Mechanical approved to test backflow assemblies?

Warner Mechanical is on the Anne Arundel County list, as of October 6, 2026. That is the state board's list of certified backflow testers. Ask for the tester's certificate number before the test.

What does Warner Mechanical do?

Their listing covers backflow testing. Call to confirm the service you need, because offerings change.

What areas does Warner Mechanical serve?

They are based in Frederick, Maryland, within driving distance of Frederick, Walkersville, Monrovia, Gaithersburg, Ashburn. Service areas are set by the business, so confirm yours when you call.

How do I reach Warner Mechanical?

Call (301) 662-5387. 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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