WE ARE OPEN 8AM - 8PM , 8 DAYS A WEEK!

4.9 google ratings

Over 6,400+ reviews

A person in a wheelchair moves up a sloped ramp alongside a staircase, illustrating accessible building design.

Call or text to schedule service!

Our Blogs

What is the Role of Your Air Conditioner’s Drip Pan?

Did you know that water is produced while your air conditioner is operating? It’s not that the system itself is producing water, but rather that moisture is released from your home’s air when it is cooled down. In the same way that water drips down a cold glass of ice

Read More »

Heat Pump vs. Furnace… Which One is Right for Your Home?

Nighttime low temperatures are beginning to drop into the 30s here in Saint Charles. For many of you with older furnaces, now is the time of year that you’re probably thinking about investing in a new system before winter hits. As heat pumps continue to grow in popularity, many homeowners

Read More »

What to Do With Your Air Conditioner When Summer Ends

Last week marked the first day of fall, which means that summer is officially over according to our calendars. Even though we can still expect some warm weather in the foreseeable future, the hottest days of the year are most likely behind us and temperatures will begin cooling down before

Read More »

Join Us for a Networking Event!

Hi everyone! Jason Emerson, our production manager, is hosting a networking event at the “Ductwork Design and Fabrication Facility” for Jerry Kelly Heating and Air Conditioning on February 23rd from 5:30 – 7:00. We would love it if you can attend to see what we do, network, support our efforts

Read More »

Pros and Cons of Installing a Whole-House Dehumidifier

At Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing it’s always our number one priority to ensure you’re getting the best services and products possible. Because of this, we strive to bring you the highest quality solutions, services, and products (like our Emerald AC systems!) for everything you might need

Read More »

Air Conditioning Efficiency Minimums for Missouri Residents

Updated: July 2024 When we’re talking about air conditioner installation for your St. Charles home, you’ll hear our experts go on about numerous important factors. Bottom line, a new system can provide superior comfort control, can reduce cooling costs, and can provide your home with a long-term cooling solution. But

Read More »

Does My Home Need an Air Cleaner? 6 Signs to Look Out For

Many standard air filters do a great job at protecting air conditioners from damage, but those filters are not very effective at improving the quality of the air you breathe. An air cleaner, on the other hand, can provide excellent protection for both your air conditioner and your health. So

Read More »
Americans with Disabilities Act (ADA) Notice

At Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing, we are committed to ensuring that individuals with disabilities enjoy full access to our websites. In recognition of this commitment, we are in the process of making modifications to increase the accessibility and usability of this website, using the relevant portions of the Web Content Accessibility Guidelines 2.0 (WCAG 2.0) as our standard. Please be aware that our efforts are ongoing. If at any time you have difficulty using this website or with a particular web page or function on this site, please contact us by phone at (636) 630-1725; or email us at ([email protected]) and place “Web Content Accessibility (ADA)” in the subject heading and we will make all reasonable efforts to assist you.

Schedule Now

I want to receive emails with special offers, news and more.