FBT

Backflow Testing Services in Milwaukee, Wisconsin

Finding a reliable backflow testing professional in Milwaukee, Wisconsin is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 12 backflow testing companies serving Milwaukee and surrounding communities including Wauwatosa, West Allis, Greenfield.

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 Milwaukee area.

Most water authorities in Wisconsin 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 Milwaukee 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.

12 listed providers

Services:
C P Conway Plumbing Inc backflow testing
4 mi

C P Conway Plumbing Inc

4.8(9)

Milwaukee, WI · 4 mi

CommercialResidentialEmergency Service
Website
Vince Ingrilli & Sons Plumbing backflow testing
Testing Verified
5 mi

Vince Ingrilli & Sons Plumbing

No reviews yet

Testing Verified · Wauwatosa, WI · 5 mi

Backflow TestingCommercialEmergency Service
Website
Tuffy's Sewer and Drain backflow testing
5 mi

Tuffy's Sewer and Drain

No reviews yet

Wauwatosa, WI · 5 mi

Emergency Service
Website
Knight Plumbing, Inc. backflow testing
5 mi

Knight Plumbing, Inc.

No reviews yet

Milwaukee, WI · 5 mi

CommercialResidentialEmergency Service
Website
Gee Inspections backflow testing
Testing Verified
6 mi

Gee Inspections

5.0(7)

Testing Verified · Greenfield, WI · 6 mi

Backflow TestingCross-Connection Control
Website
Mattox Plumbing backflow testing
7 mi

Mattox Plumbing

No reviews yet

West Allis, WI · 7 mi

CommercialResidentialEmergency Service
Website
Mike Ingrilli Plumbing LLC backflow testing
Testing Verified
8 mi

Mike Ingrilli Plumbing LLC

4.3(62)

Testing Verified · West Allis, WI · 8 mi

Backflow TestingCommercialResidential
Website
Wm. A. Zachow & Sons, Inc. backflow testing
9 mi

Wm. A. Zachow & Sons, Inc.

No reviews yet

Brookfield, WI · 9 mi

CommercialResidentialEmergency Service
Website
Dairyland Energy Solutions, Inc. backflow testing
11 mi

Dairyland Energy Solutions, Inc.

No reviews yet

Milwaukee, WI · 11 mi

CommercialResidentialEmergency Service
Website
Mr. Rooter Plumbing of Southeast WI backflow testing
12 mi

Mr. Rooter Plumbing of Southeast WI

No reviews yet

Brookfield, WI · 12 mi

Emergency Service
Website
S&K Pump & Plumbing backflow testing
13 mi

S&K Pump & Plumbing

4.2(105)

Brookfield, WI · 13 mi

CommercialEmergency Service
Website
MM
14 mi

Maverick Mechanicals

4.3(45)

New Berlin, WI · 14 mi

Emergency ServiceFree Estimates
Website

Frequently Asked Questions About Backflow Testing in Milwaukee

RPZ (Reduced Pressure Zone) testing verifies that your reduced pressure backflow preventer is functioning correctly to protect your water supply from contamination. A certified tester uses specialized gauges to measure differential pressures across the assembly. RPZ devices are typically required for high-hazard connections.

Most jurisdictions in Wisconsin 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 Milwaukee 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 Milwaukee 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 Milwaukee, Wisconsin 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 Milwaukee area.

For Providers

Own a Backflow Testing Business?

Claim your listing to manage your profile, track leads, and get premium placement.