Tank or tankless? Our experienced team can help you make an informed decision.

Tank Water Heaters

A tank heater is the most popular choice. It is easy to install and requires a larger amount of space than a tankless. A tank system keeps water hot and ready to use. With gas-powered heaters, if the electricity goes out, you still have hot water available.

Tankless Water Heaters

Tankless water heaters feature a compact design that can fit into tight spaces, like a crawl space. Water is heated only when needed, which helps to save on energy and utility costs.

How We Can Help

  • Installation
    We will help you decide on the best option for your needs and budget and we will ensure your system is installed efficiently and accurately.
  • Repairs
    Whether you require a minor fix, or you need an emergency repair, our experienced technicians know how to get it up and running.
  • Maintenance
    We have a variety of maintenance plans that protect your investment, ensure your system is running efficiently and provide peace-of-mind.
  • Trustworthy, Qualified Service
    Our technicians are experienced, respectful and friendly too. They keep on top of the latest products and service techniques, in order to provide the highest level of service.
Ready for Your Next Heating or Cooling Project?

Contact us to get a quote and see why our customer service is recognized as the best in the industry.


Reliable HVAC Services Since 1983

Control Tech is a residential & commercial heating, air conditioning, and geothermal contractor located in Zionsville Indiana. Since 1983, Control Tech has been a leader in the HVAC industry and proudly serve customers in Indianapolis and all surrounding communities.

When we say “Family Owned & Operated”, we mean it! With four members of the Winters family working at any given time, we will ensure that your comfort needs are met.

Learn More About Us

Why Work With Us?

We feature the most modern and comfort systems available today from industry leading manufacturers.

When we started Control Tech in 1983, it was our goal to provide each customer unsurpassed quality and the highest value in installation and service. Each performed timely and safely by knowledgeable professionals ensuring full customer satisfaction.

  • Family Owned & Operated
  • Licensed, Bonded & Insured
  • 24 Hour Emergency Service
  • We Do NOT Use Subcontractors

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