Your air conditioning and heating systems are mechanical, just like your car. They need periodic service and maintenance. Neglect them and they will run less efficiently, causing higher utility bills and eventually break down.

Save money with discounts on repairs and reduced energy use when you have your equipment maintained annually through our service agreements.

For a low annual rate, you will receive:

  • Priority Service
  • Discounted Rates
  • Precision tune-up
  • Safety check

This is a tremendous saving because you get all the discounts and benefits of the program plus the benefits of annual maintenance all for less than what you pay for a precision tune-up and safety check!

Why Should You Purchase a Maintenance Plan?

In many cases the discounts and energy savings add up to more than the price of the maintenance package. When you think about the peace of mind that you will have in knowing your equipment has been checked for safety, proper operation, and potential mechanical problems, our service agreements provides fantastic value.

A special low monthly payment option is also available to make it an even better value.

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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