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Welcome to H.E.R.O Heating, Air Conditioning, and Duct Cleaning - Your DeKalb County HVAC Experts

Welcome to H.E.R.O Heating, Air Conditioning, and Duct Cleaning, your trusted partner for all your HVAC needs in DeKalb County, Illinois. With years of experience and a commitment to excellence, we offer a wide range of services to ensure your home stays comfortable year-round. Whether you need repairs, installations, or indoor air quality solutions, H.E.R.O is here to serve you.

Our HVAC Services

Heating and Cooling Services Our team of experts specializes in repairing and tuning up all types of air conditioners, furnaces, and mini-split heat pumps. When your HVAC system needs attention, count on us to keep it running efficiently.

Installation of Quality Equipment We proudly install Armstrong Air furnaces and air conditioners, known for their reliability and energy efficiency. We also provide expert installation of Mitsubishi mini-split heat pumps, a versatile and efficient heating and cooling solution.

Indoor Air Quality Services

At H.E.R.O, we understand the importance of clean and healthy indoor air. Our indoor air quality services include air purification systems, humidity control, and ventilation solutions to ensure your family breathes easy.

Thermostat Installations

Upgrade your home's comfort and energy efficiency with a new thermostat installation. We offer a range of smart and programmable thermostats to help you take control of your indoor climate.

Frequently Asked Questions

We recommend scheduling annual HVAC maintenance to ensure optimal performance and energy efficiency. Regular maintenance can also help identify and address potential issues before they become major problems.

Mitsubishi mini-split heat pumps offer energy-efficient heating and cooling, customizable comfort zones, and quiet operation. They are an excellent choice for homes that need precise temperature control and reduced energy bills.

Indoor air quality is crucial for your health and comfort. Our indoor air quality solutions, including air purification systems and humidity control, help remove allergens, pollutants, and maintain balanced humidity levels, ensuring you breathe clean and healthy air in your home.

If your thermostat is outdated, inaccurate, or doesn't offer programmable or smart features, it may be time for an upgrade. A new thermostat can enhance your comfort, energy savings, and control over your HVAC system.

Yes, Armstrong Air systems are known for their energy efficiency and reliability. They are designed to provide consistent comfort while reducing energy consumption, ultimately saving you money on your utility bills.

Duct cleaning helps remove dust, allergens, and contaminants from your HVAC system, improving indoor air quality and system efficiency. We recommend duct cleaning every 3-5 years or as needed based on the condition of your ductwork.

Yes, we understand that HVAC installations are a significant investment. We offer financing plans for your services.

A Free Humidifier

with the Purchase of a High Efficiency Furnace and Air Conditioner

Dryer Vent Cleaning & IAQ Inspection

Regularly $150 - $175 Now just $125.00

$100 off

Purchase of a Dehumidifier

Furnace and IAQ Inspection


H.E.R.O. Heating is always here for you!

H.E.R.O. Heating, Air Conditioning & Duct Cleaningstarstarstarstarstar4.5 / 5

5 stars
4 stars
3 stars
2 stars
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67 Total Reviews 815-756-8936$1132–C Pleasant Street, DeKalb IL

We offer True 24/7 Service

TRUE 24/7 Service

Need emergency service? HERO Heating, Air Conditioning, and Duct Cleaning is ready to help. Call now!


We are proud to be your local
Armstrong Air Pro Team Dealer
and Mitsubishi Diamond Contractor

Armstrong Air Pro Team Dealer
Armstrong Air Pro Team Dealer
H.E.R.O. Heating is always here for you!

DeKalb County's Finest Heating & Air Conditioning Service Provider For Four Years In a Row

Up to $2550
$2550 OFF Installation
Up To $1150 Off From Manufacturer & Hero
& Up To $1400 instant rebate from Com Ed
On Energy Efficient System Installation

Install Your New System and Save!

Schedule Now
$25 OFF Repair for New Customers
$25 OFF Repair for New Customers Only

Normal service fee still applies

Up to $3200
$25 OFF Repair for New Customers
Up To $3,200 Federal Tax Credit
On Energy Efficient Home Improvements

Install Your New System and Save!

Schedule Now