Gmmi
Backflow testing. 534 31 1/2 Rd, Grand Junction, CO 81504
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Price reports
What a backflow test costs in Grand Junction
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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 Gmmi's website says
Services listed on Gmmi's website, read October 11, 2026: irrigation backflow testing. gmmihvac.com/about-us/service
Read on gmmihvac.com on October 11, 2026 (4 pages). This is what the business says about itself.
Where you will find Gmmi
These are the city pages close enough for this business to appear on.
- Grand Junction, CO(6 mi)
- Rifle, CO(49 mi)
Other backflow testers nearby
| Business | Services | Distance |
|---|---|---|
| Colorado West Fire Protection | Backflow Testing | 6 mi |
| Raven Plumbing, Heating, and Backflow | Backflow Testing | 6 mi |
| AAA Backflow | Backflow Testing | 6 mi |
| Cookey’s Mechanical | Backflow Testing | 6 mi |
| Colorado Backflow Prevention, LLC | Backflow Testing | 6 mi |
| W D Yards | Backflow Testing | 6 mi |
Questions about Gmmi
Is Gmmi approved to test backflow assemblies?
Gmmi is on the City of Grand Junction list, as of August 1, 2025. 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 Gmmi do?
Their listing covers backflow testing. Call to confirm the service you need, because offerings change.
What areas does Gmmi serve?
They are based in Grand Junction, Colorado, within driving distance of Grand Junction, Rifle. Service areas are set by the business, so confirm yours when you call.
How do I reach Gmmi?
Call (970) 434-9500. 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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