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Backflow Testing Services in Missoula, Montana

Finding a reliable backflow testing professional in Missoula, Montana is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 8 backflow testing companies serving Missoula and surrounding communities including Butte, Helena, Great Falls.

Whether you need annual backflow testing, RPZ (Reduced Pressure Zone) valve inspection, or cross-connection control services, the providers listed below offer professional testing services for both residential and commercial properties throughout the Missoula area.

Most water authorities in Montana require annual testing and reporting for all backflow prevention assemblies. A certified backflow tester will inspect your devices, perform the required differential pressure tests, and file compliance reports with your local water authority.

Browse the listings below to compare ratings, read customer reviews, and contact backflow testing professionals near Missoula directly. Use the filters above to narrow results by rating, review count, or specific services like RPZ testing and preventer installation.

Data source: Google Maps. Always verify licensing with your local water authority.

8 listed providers

Services:
🏅Plumb-Tech Plumbing & Heating Missoula backflow testing
Testing Verified
2 mi

🏅Plumb-Tech Plumbing & Heating Missoula

4.9(1,274)

Testing Verified · Missoula, MT · 2 mi

Backflow TestingCommercialSame Day Service
Website
MS
2 mi

Missoula Sprinkler Supply

4.2(10)

Missoula, MT · 2 mi

DCVA TestingFree Estimates
Website
GP
3 mi

Gavlak Plumbing & Heating

3.7(31)

Missoula, MT · 3 mi

CommercialEmergency ServiceFree Estimates
Website
Montana Plumbing Company backflow testing
Testing Verified
3 mi

Montana Plumbing Company

4.6(32)

Testing Verified · Missoula, MT · 3 mi

Backflow TestingSame Day Service
Website
Ferguson Plumbing Supply backflow testing
3 mi

Ferguson Plumbing Supply

4.0(6)

Missoula, MT · 3 mi

CommercialResidentialEmergency Service
Website
Garden City Plumbing & Heating, Inc backflow testing
3 mi

Garden City Plumbing & Heating, Inc

4.8(969)

Missoula, MT · 3 mi

Commercial
Website
Z Water Solutions LLC backflow testing
Testing Verified
3 mi

Z Water Solutions LLC

5.0(22)

Testing Verified · Missoula, MT · 3 mi

Backflow TestingFree Estimates
Website
Dutton Plumbing and Heating backflow testing
Testing Verified
4 mi

Dutton Plumbing and Heating

4.8(27)

Testing Verified · Missoula, MT · 4 mi

Backflow TestingEmergency Service
Website

Frequently Asked Questions About Backflow Testing in Missoula

Most jurisdictions in Montana require backflow testers to hold a current certification from an approved training program, typically involving classroom instruction, a hands-on practical exam, and continuing education credits. Some municipalities maintain their own approved-tester lists. Always verify certification before hiring.

Residential tests typically involve a single PVB or DCVA device and are quicker to complete. Commercial properties in Missoula often have multiple assemblies, RPZ devices, and fire-line backflow preventers that require more time and specialized equipment. Pricing and scheduling may differ for each type.

Many certified backflow testers in Missoula will file test reports directly with your local water authority or municipality on your behalf. Confirm this with your provider before scheduling. Some jurisdictions require the property owner to submit reports, while others accept direct submissions from the tester.

Backflow testing in Missoula, Montana typically costs between $50 and $200 per device, depending on the type of backflow preventer and the complexity of the installation. RPZ assemblies generally cost more to test than double check valve assemblies. Contact providers listed above for current pricing in the Missoula area.

If a backflow preventer fails its annual test, the certified tester will diagnose the issue — often a worn check valve, damaged disc, or fouled relief valve. Most testers in Missoula can repair the device on site and re-test it the same day. Your water authority may require the passing report within a set deadline.

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