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Plumber repairing an hot-water heater

How to Choose an HVAC Contractor

August 25, 2022

Congratulations! You are ready to install a new heating, ventilation, and air conditioning (HVAC) system in your Illinois home. With your new equipment, you can expect to enjoy improved comfort and lower energy bills.

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Clipboard estimating

HVAC Refrigerant and SEER Changes in 2023

August 9, 2022

Are you shopping for a new heating, ventilation, and air conditioning (HVAC) system in Tinley Park, IL, or the surrounding area?

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couple in remodeling room

Video – Remodeling Your Home? Don’t Forget Your Comfort!

July 26, 2022

Planning to remodel your home? Don’t forget about your heating and cooling system. Remodeling is the perfect time to add more comfort to your home—and it starts with your heating and cooling system.

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Air conditioning master entering malfunction

AC Repair vs. Replacement: Should I Repair or Replace My AC Unit?

July 13, 2022

Your 10-year-old air conditioning (AC) unit just broke. Do you repair or replace it?

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man wiping condensation off of the windowsill

How Can You Manage Your Home’s Humidity?

July 8, 2022

Indoor humidity is a drag. It makes relaxing extremely difficult—after all, you are sweating inside your home! It can affect your health, triggering asthma attacks and flaring allergies. It tends to put everyone in a sluggish mood—even the goldfish. Let’s zap that excess moisture right out of the room, and look at ways to manage your Illinois home’s relative indoor humidity.

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Man fixing ductless unit

Video – Choose a Ductless System for Your Home Remodel

June 30, 2022

When adding on to your home or converting a room to a living area, a ductless system could be your best option.

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HVAC Tech Checking Condenser

What Should I Look for When Replacing My Air Conditioner?

June 22, 2022

As the weather heats up here in Illinois, many homeowners will opt to order a new air conditioner (AC). Are you ready to upgrade your cooling system?

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Blurred Air Conditioner Fan

How to Properly Size an AC System

June 14, 2022

In the heat of the summer, it’s easy to assume that bigger is better when it comes to air conditioning (AC) systems. Obviously, if you have an air conditioner that’s too small in your Tinley Park home, you will not be able to keep your temperatures consistently low even if the unit is running constantly. 

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Doornbos 95 year announcement

95 Years of Quality Service with Doornbos Heating and Air Conditioning

May 31, 2022

Doornbos has been serving the Chicago area since 1927. As we celebrate our 95th year of service, we’re thankful for our Illinois neighbors like you that made it possible. 

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Ductless system pictured above a window

Why Ductless Is the Way to Go

May 25, 2022

You deserve the most comfort at the best price in your Illinois home or business. You want reliable heating, ventilation, and air conditioning (HVAC) at reasonable prices. You want fresh, clean air so you and your loved ones can enjoy a healthy home.

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Need Air Conditioner Service?

Contact the experts at Doornbos Heating and Air Conditioning.

Call us at 708-423-9580!


Doornbos Heating and Air Conditioning proudly provides HVAC service to Frankfort, Homer Glen, Mokena, Mount Greenwood, Oak Lawn, Orland Park, Palos Heights, Palos Park, Tinley Park, and the surrounding communities. Visit our service area page for more coverage details, call us at 708-423-9580, or request service online today.