Commercial plumbing demands more than residential work — higher usage volumes, stricter code requirements, and the reality that a plumbing failure during business hours can cost far more in lost revenue than the repair itself. Burkhardt Heating, Cooling, Plumbing & Electric has been the trusted commercial plumbing partner for restaurants, retail centers, small office buildings, and property managers across Southeastern Wisconsin for over 60 years. Our licensed master plumbers handle the full range of light commercial plumbing services, from routine maintenance to emergency repairs and new system installations.
Grease Trap Installation and Maintenance
Every commercial kitchen in Wisconsin that discharges to a municipal sewer must manage grease and food solids to prevent sewer blockages. Burkhardt installs, services, and pumps grease interceptors for restaurants, cafeterias, food trucks with permanent plumbing, and any food service operation in the Milwaukee metro area. We can help you determine the correct interceptor sizing per Wisconsin plumbing code, handle the installation with proper permits, and set up a maintenance schedule that keeps you compliant and your drains flowing.
Backflow Prevention Testing and Certification
Wisconsin requires annual testing and certification of backflow prevention assemblies on commercial properties to protect the public water supply from contamination. Burkhardt's certified backflow testers serve commercial customers across Southeastern Wisconsin, providing testing, repair, and the paperwork your municipality requires for compliance. We maintain records for your property and send reminders when annual testing is due, making compliance one less thing to manage.
Multi-Unit and Commercial Drain Maintenance
High-usage commercial drains — floor drains in commercial kitchens, multi-stall restroom waste lines, laundry facility drains in apartment complexes — require more aggressive maintenance than residential plumbing. Burkhardt provides hydro-jetting services that clear grease, scale, and debris from commercial drain lines far more effectively than cable snaking alone. We also offer scheduled drain maintenance programs for property managers, reducing emergency calls and keeping common-area plumbing reliable.
Commercial Water Heaters
Commercial water heaters handle dramatically higher demand than residential units, and an unexpected failure can shut down a restaurant, laundry facility, or multi-tenant building. Burkhardt installs and services commercial tank water heaters, tankless/on-demand systems, and heat pump water heaters for light commercial applications. We size replacements correctly for your peak demand load and can often complete emergency replacements with minimal business disruption. We also service commercial booster heaters for high-temperature sanitizing requirements in food service.
Restaurant and Food Service Plumbing
Restaurant plumbing involves a unique combination of high-volume hot water demand, grease management, floor drain maintenance, commercial dishwasher connections, and three-compartment sink requirements under Wisconsin food code. Burkhardt's commercial plumbers understand food service plumbing inside and out, and we're a go-to resource for Milwaukee-area restaurant owners and operators when something goes wrong — or when planning a new build-out or remodel.
Property Management Plumbing
Burkhardt works with property managers across Southeastern Wisconsin on everything from scheduled common-area maintenance to after-hours emergency repairs. We provide detailed service documentation, priority scheduling for contract clients, and the capacity to handle multiple properties efficiently. Whether you manage strip centers, small office parks, or mixed-use residential and commercial buildings, our team can serve as your single-source plumbing contractor. Call 414-206-3049 to discuss a commercial service agreement.
Frequently Asked Questions – Commercial Plumbing
Do you provide backflow testing certificates for the City of Milwaukee and surrounding municipalities?
Yes. Burkhardt's certified backflow testers are approved to perform annual testing and issue the required certifications for municipalities throughout Southeastern Wisconsin, including Milwaukee, Waukesha, and their surrounding communities. We handle the paperwork and submit reports directly to the municipality when required, and we maintain copies of your testing records.
How quickly can you respond to a commercial plumbing emergency?
Burkhardt offers 24/7 emergency plumbing service for commercial clients throughout Southeastern Wisconsin. We understand that a burst pipe, a backed-up sewer line, or a failed water heater during business hours can't wait until the next morning. Call 414-206-3049 any time for emergency service.

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