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Backflow Testing Services in Aurora, Colorado

Finding a reliable backflow testing professional in Aurora, Colorado is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 16 backflow testing companies serving Aurora and surrounding communities including Commerce City, Denver, Englewood.

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 Aurora area.

Most water authorities in Colorado 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 Aurora 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.

16 listed providers

Services:
Backflow Consulting and Training backflow testing
Testing Verified
2 mi

Backflow Consulting and Training

4.7(21)

Testing Verified · Aurora, CO · 2 mi

Backflow TestingPreventer Repair

I am so pleased with the work our technician. Eric was friendly, professional, on time, and respectful of our time and space. He was wonderful to work with and I am grateful for getting our issue…

Read more on Google
Website
Test Gauge Inc - CO backflow testing
Testing Verified
2 mi

Test Gauge Inc - CO

5.0(5)

Testing Verified · Aurora, CO · 2 mi

Backflow TestingPreventer Repair
Website
J.S. Sprinklers & Aeration backflow testing
4 mi

J.S. Sprinklers & Aeration

5.0(69)

Denver, CO · 4 mi

Preventer Repair
Website
Maven Fire Protection Services LLC backflow testing
Testing Verified
5 mi

Maven Fire Protection Services LLC

5.0(10)

Testing Verified · Denver, CO · 5 mi

Backflow TestingEmergency Service
Website
Blue Sky Plumbing, Heating, Cooling & Electric backflow testing
Testing Verified
5 mi

Blue Sky Plumbing, Heating, Cooling & Electric

4.9(631)

Testing Verified · Denver, CO · 5 mi

Backflow TestingCommercialEmergency Service
Website
EZ Repair backflow testing
Testing Verified
5 mi

EZ Repair

5.0(52)

Testing Verified · Denver, CO · 5 mi

Backflow TestingEmergency ServiceFree Estimates
Website
Hyper Flow Service backflow testing
9 mi

Hyper Flow Service

4.9(528)

Denver, CO · 9 mi

CommercialEmergency ServiceFree Estimates
Website
DB
Testing Verified
9 mi

Denver Backflow Specialists

5.0(6)

Testing Verified · Denver, CO · 9 mi

Backflow TestingPreventer RepairCross-Connection Control

Dan has been a great contact for the annual backflow testing required by the city. He shows up on time, quick to perform service, and sends annual reminders to ensure I don’t forget. Will be using…

Read more on Google
Website
Denver Water backflow testing
9 mi

Denver Water

2.9(114)

Denver, CO · 9 mi

Cross-Connection Control
Website
Brothers Plumbing, Heating & Electric backflow testing
10 mi

Brothers Plumbing, Heating & Electric

4.7(8,509)

Denver, CO · 10 mi

Same Day Service
Website
Denver Sewer And Water backflow testing
11 mi

Denver Sewer And Water

5.0(14)

Denver, CO · 11 mi

Emergency ServiceFree Estimates
Website
A -1 Plumbing Co. backflow testing
11 mi

A -1 Plumbing Co.

4.6(28)

Denver, CO · 11 mi

Commercial
Website
Apex Irrigation backflow testing
14 mi

Apex Irrigation

4.4(102)

Lakewood, CO · 14 mi

Preventer Repair
Website
Backflow Tech backflow testing
14 mi

Backflow Tech

4.2(17)

Lakewood, CO · 14 mi

Backflow TestingDCVA TestingPreventer Installation

We have three locations that needed service. Janet at Backflow Tech jumped right in and took great care of us. It is always nice to find a company that has the same customer service mindset as…

Read more on Google
Website
Blue Sky Plumbing, Heating, Cooling & Electric backflow testing
Testing Verified
15 mi

Blue Sky Plumbing, Heating, Cooling & Electric

4.8(4,251)

Testing Verified · Wheat Ridge, CO · 15 mi

Backflow TestingCommercialEmergency Service
Website
JA
Testing Verified
18 mi

J and M Backflow Testing

4.8(17)

Testing Verified · Brighton, CO · 18 mi

Backflow TestingSprinkler BackflowCommercial

Marc was insanely responsive. I contacted him for a quote around 9am by email, and he was at our house and done with the work before noon. The Backflow tests had been uploaded to the city and invoice…

Read more on Google
Website

Frequently Asked Questions About Backflow Testing in Aurora

Residential tests typically involve a single PVB or DCVA device and are quicker to complete. Commercial properties in Aurora 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 Aurora 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 Aurora, Colorado 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 Aurora 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 Aurora 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.

Cross-connection control prevents contaminated water from flowing backwards into the clean water supply. Backflow prevention devices are installed at cross-connection points to protect public health. Regular testing ensures these devices function properly. Many municipalities in Colorado require cross-connection control programs for commercial properties and irrigation systems.

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