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You might think your possibility of catching a cold or flu increases in the winter because of the severe weather. The truth is, you’re at greater risk of illness because of spending more time indoors and the increased exposure to airborne pollutants. The concentrations of some contaminants are often 2 to 5 times higher inside than outside. According to the EPA, the average person spends 93% of their time indoors.

Dependable Indoor Air Quality System Installations & Service

Our weather in Mundelein, Vernon Hills, Arlington Heights, Barrington, Inverness & Hoffman Estates, IL not only keeps us inside, but the impact of energy bills also requires a tightly sealed house. Preventing heated and cooled air from leaking out also means trapping allergens such as dust, dander, bacteria, and viruses in the living space. Concerns with indoor air quality are common, definitely shouldn’t be taken lightly, and yet are solvable. Make your first step a call to Allied Air Conditioning & Heating Corporation for a free estimate and we’ll make sure of the best possible outcome.

Our 53 years of service add up to a depth of practical knowledge. We’ve championed the importance of whole-house IAQ accessories and keep up with innovation. There is no challenge our team of NATE-certified technicians can’t resolve to satisfaction. We offer recommendations catered to your specific issues and goals, complete proper installation and handle the ongoing maintenance of all makes and models.

Germicidal UV Light Installations & Service

Our qualification as a Carrier Factory Authorized Dealer opens up a broad range of state-of-the-art options, including germicidal UV lights, ventilation systems, humidifiers, air purifiers, and more. We look forward to serving your needs to higher standards. Treating Your Home as Part of Our Family Since 1969, Allied Air Conditioning & Heating Corporation takes pride in finding better solutions to everyday demands.


Interested in a boiler for your home or commercial space? Allied Air Conditioning & Heating Corporation partners with IBC and Carrier brands to not only ensure the right fit for any demand but outstanding reliability and lasting performance.

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Through our relationship with Wells Fargo Bank, N.A., participating HVAC dealers offer a variety of flexible options for financing your new HVAC product or system. That way, you can invest in your home’s comfort without breaking your monthly budget.

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Allied Air Conditioning & Heating Corporation
Carrier President’s Award Winner For 14 Years In A Row