Promotions

Free Diagnostic With Repair ($99 Value)*

(317) 873-3737
Indianapolis Metro
*May not be combined with any other discounts, specials, or offers. All coupons valid only in Control Tech service area. Call for more details.

$1,000 OFF Installation Of A Complete HVAC System*

(317) 873-3737
Indianapolis Metro
*Must include a two-stage or modulating, variable speed gas furnace AND a two-stage or modulating air conditioning system. Heat pump systems do not qualify. Call for more details. Expires: ,

$100 OFF Installation Of A Two Stage or Modulating Gas Furnace 96% Efficiency or Higher*

(317) 873-3737
Indianapolis Metro
*May not be combined with any other discounts, specials, or offers. All coupons valid only in Control Tech service area. Call for more details.

$100 OFF Installation Of A 16 Seer 2 Stage Or Higher Efficiency Air Conditioner / Heat Pump*

(317) 873-3737
Indianapolis Metro
*May not be combined with any other discounts, specials, or offers. All coupons valid only in Control Tech service area. Call for more details.

18 Months No Interest Or 9.99% APR On New Installations*

Apply Now
(317) 873-3737
Indianapolis Metro
*With approved financing. May not be combined with any other discounts, specials, or offers. All coupons valid only in Control Tech service area.

Free Maintenance Package (1 Year) With Installation Of A New A/C, Furnace, Complete HVAC System Or Heat Pump*

(317) 873-3737
Indianapolis Metro
*May not be combined with any other discounts, specials, or offers. Only qualifies for the system being replaced. Additional systems at the same location will be additional charge. All coupons valid only in Control Tech service area. Call for more details.

Free Wireless Thermostat Or Free Filter Or Humidifier Or Air Purifier With A Purchase Of A Complete HVAC System (A/C & Furnace)*

(317) 873-3737
Indianapolis Metro
*May not be combined with any other discounts, specials, or offers. All coupons valid only in Control Tech service area. Call for more details.

15% OFF Air Duct Cleaning (When You Combine 2 or More Services)*

Learn More
(317) 873-3737
Indianapolis Metro
*Combined services must include one of the following: dryer vent cleaning, dryer vent replacement, air duct treatment, or air purification system with the purchase of air duct cleaning in order to qualify. May not be combined with any other discounts, specials, or offers. All coupons valid only in Control Tech service area. Call for more details.

$50 OFF High Efficiency Air Cleaner*

(317) 873-3737
Indianapolis Metro
*May not be combined with any other discounts, specials, or offers. All coupons valid only in Control Tech service area. Call for more details.

$50 OFF Any Repair Services*

(317) 873-3737
Indianapolis Metro
*May not be combined with any other discounts, specials, or offers. All coupons valid only in Control Tech service area. Call for more details.

Reliable HVAC & Plumbing Services Since 1983

Control Tech is a residential & commercial heating, air conditioning, geothermal, and plumbing contractor located in Zionsville, Indiana. Since 1983, Control Tech has been a leader in the HVAC & Plumbing industry, and proudly serving 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

Read Our Customer Reviews

TRANE Comfort Specialist
Lennox Logo
BBB Accredited Business
Mitsubishi Electric logo
Google Reviews