Grinnan Plumbing & Heating LLC
Backflow testing. 4910 Brookeville Rd #1625, Brookeville, MD 20833
Approvals
Price reports
What a backflow test costs in Brookeville
Not enough reports yet for Brookeville to show a range. Be one of the first: it takes a minute and stays anonymous.
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.
Where you will find Grinnan Plumbing & Heating LLC
These are the city pages close enough for this business to appear on.
- Gaithersburg, MD(3 mi)
- Rockville, MD(7 mi)
- Silver Spring, MD(12 mi)
- Columbia, MD(14 mi)
- Beltsville, MD(14 mi)
- Jessup, MD(16 mi)
- Washington, DC(19 mi)
- Hyattsville, MD(21 mi)
Other backflow testers nearby
| Business | Services | Distance |
|---|---|---|
| Reliable Plumbing | Backflow Testing | 1 mi |
| Mallick Plumbing & Heating, Inc | Backflow Testing | 3 mi |
| Harvey W. Hottel | Backflow Testing | 3 mi |
| Robert A. Tull, Inc. | Backflow Testing | 3 mi |
| Gaithersburg Plumbing, Inc. | Backflow Testing | 4 mi |
| Master Plumbing & Mechanical | Backflow Testing | 4 mi |
Questions about Grinnan Plumbing & Heating LLC
Is Grinnan Plumbing & Heating LLC approved to test backflow assemblies?
Grinnan Plumbing & Heating LLC 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 Grinnan Plumbing & Heating LLC do?
Their listing covers backflow testing. Call to confirm the service you need, because offerings change.
What areas does Grinnan Plumbing & Heating LLC serve?
They are based in Brookeville, Maryland, within driving distance of Gaithersburg, Rockville, Silver Spring, Columbia, Beltsville. Service areas are set by the business, so confirm yours when you call.
How do I reach Grinnan Plumbing & Heating LLC?
Call (301) 570-4602. Their website is linked on this page.
Compiled from public records and public business information. Not an endorsement. Check licensing before you hire.
Is this your business?
Claim this listing free: add the utilities you file with, your service area and your residential test price, and get annual test-due requests from property owners.
Claim this listing