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Equipment Life Cycle

Do you know the life cycle of your HVAC equipment?

Click here to learn more about equipment service life so you can better plan for the future.

R-22 Phase Out

Download our Tip Sheet to learn more about the R-22 phase out, its impact, and the options available for building owners.


We are a Midwest-based HVAC repair contractor offering, sheet metal, and commercial HVAC systems.

For over 85 years, we have provided HVAC systems design and commercial HVAC repair services, MEP services—including process piping and sheet metal—fire protection services, energy services, design/build services, and more in Indiana and Illinois, including Chicago.

Learn more.

Safety Days

We have made a firm commitment to the goal of achieving zero injuries so that each one of our employees may return home safely at the end of every day. This commitment to safety is part of a multi-tiered, integrated approach designed to blend together safe practices, quality, and productivity.

We have helped put together a three-day event known as “Safety Days.” Read more about this safety initiative.

Meet the Team

John Doessel, President, has over three decades of industry experience and leads his team by setting the highest standard for providing service aimed at practical results and complete customer satisfaction.

John recognizes that exceptional customer service, craftsmanship, and quality are keys to sustaining and developing long-term relationships.

Meet the rest of the team.