Specializing in
Mechanical Design & Build

Renovation & New Construction in the Midwest

From routine plumbing maintenance to industrial design/build projects, at Redlinger Bros we are confident in our heating and plumbing expertise. Our highly trained crews are capable of tackling complex projects where they design a plumbing system from scratch and accurately implement it. Based in Watertown, SD, we have additional locations in Yankton, Aberdeen, and Harrisburg and travel throughout the Midwest. If you need the service of a professional plumbing and heating company that you can trust to care for your systems, contact Redlinger Bros today.
Commercial renovations by Redlinger Bros Plumbing & Heating Co.
We Have Many Satisfied Customers

Mechanical Design Services


Redlinger Bros is highly experienced at designing, building, and managing commercial plumbing and heating systems. We provide installation and repairs on:

  • Plumbing
  • Hot Water Systems
  • Infloor Heating Systems
  • Solar Heating Systems
  • Geothermal Heating Systems
  • Steam Systems
  • Gas / Fuel Piping
  • Air Piping
  • Medical Gas Piping
  • Process Piping
  • Chilled Water

In addition, we offer full-service maintenance to ensure your business never stops running.


From design/build projects to industrial maintenance, no project is too large for our crew.

Why Work With Us On Your Design/Build Project

  • We have an in-house drafting department specializing in project design.
  • We quickly and accurately design your next project with cost and quality as top priorities.
  • We have the capability to manage your project from start to finish.

Redlinger Bros has worked on manufacturing plants to cheese factories in the Midwest. Call to inquire about our industrial services.


As one of the leading mechanical contractors in South Dakota, we have worked on a large number of institutional projects over the years. Some of the institutions we worked on from the ground up are:


  • Sacred Heart Hospital
  • Prairie Lakes Hospital
  • Sanford Health System
  • South Dakota State University
  • University of South Dakota
  • Northern State University
  • Human Services Center
  • Dakota State University
  • Aberdeen Central High School
  • Yankton High School
  • Mount Marty College
  • Wayne State University
  • Mother of God Monastery


Redlinger Bros works on agricultural projects of all sizes. We offer complete mechanical systems from design to construction to long-term maintenance.

We offer the following agricultural construction services:


  • Mechanical Design and Drafting
  • Domestic Plumbing Systems
  • Livestock Watering Systems
  • Water Storage Systems
  • Pressure Booster Systems
  • Fuel Gas Systems
  • Water Heaters
  • Water Softeners
  • Waste Disposal Piping Systems

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  • Water Distribution Systems
  • Boilers
  • Infloor Heating
  • Radiant and Unit Heaters
  • Backflow Prevention
  • Chemical Piping Systems
  • Solar Water Heating Systems
  • Biogas Systems
  • Methane Digester Systems
  • Cooling Piping Systems


When your heat or plumbing system stops working in your home, you recognize it right away. Keep your home comfortable and your utility bill low with regular maintenance to ensure your systems run optimally. Our technicians can work with your systems from the ground up.

The residential services we provide are:


  • Plumbing
  • Heating
  • Hot Water Systems
  • Infloor Heating Systems
  • Solar Heating Systems
  • Geothermal Heating Systems
  • Gas Piping

Service & Repair

We install, repair, and provide maintenance services to heating and plumbing systems across the Midwest. Our friendly staff is highly trained in all areas of mechanical contracting service.

The services we offer are:


  • Sewer and Drain Cleaning
  • Water Heaters
  • Water Softeners
  • Disposals
  • Sump Pumps
  • Whirlpools
  • Faucets
  • Fixtures
  • Thaw Frozen Pipes

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  • Grease Interceptors
  • Commercial Kitchen Service
  • Backflow Prevention Service
  • Boilers
  • Infloor Radiant Heat
  • Gas Piping
  • Garage Heaters
  • Unit Heaters
  • Chilled Water
  • Medical Gas
  • Remodel and New Installation
Let’s Talk About Your Project

Parts & Products

Stocked Parts

At our Watertown location, we have a variety of parts in stock. We have extensive pipes*, valves, and fittings available in:

  • Black
  • Galvanized
  • Brass
  • Weld
  • Grooved
  • Copper
  • Viega ProPress
  • Viega Pex Fitting

*Pipe cutting and threading services available

Redlinger Bros Plumbing & Heating Co. store celebrating 75 years

Products for Sale & Services

To request service, get in touch with us at 605-886-6955.