When your furnace quits in a January freeze or your AC gives up in July, you need a pro who knows Iowa City's climate and homes. These five local HVAC companies have the experience and services to keep you comfortable all year.
The Iowa City HVAC Landscape
Iowa City's weather swings from hot, humid summers to bitter, snowy winters, so a reliable HVAC system isn't a luxury—it's a necessity. Homeowners here look for contractors who can handle everything from emergency repairs to full system replacements, and who understand the unique challenges of older homes mixed with new construction. The market is served by a mix of family-owned operations and larger firms, each with its own specialties and brand partnerships. Whether you need a quick fix, a high-efficiency upgrade, or a custom fireplace installation, you'll find a local expert ready to help. The key is matching your specific needs to the right company's strengths.
How We Evaluated These HVAC Pros
To bring you this list, we looked at each company's range of services, from basic repairs to advanced installations like mini-splits and geothermal systems. We considered their brand partnerships, as some specialize in Lennox while others prefer Carrier or Daikin, which can affect your options for parts and warranties. We also weighed their experience in the Iowa City area, their customer service approach, and any extra offerings like financing or maintenance plans. Each business brings something different to the table, and we've highlighted what stood out for each one.
Here's a quick look at the five companies we're featuring, with their key strengths and what they're best for.
| Provider | Best For |
|---|---|
| Kelly Heating & Air Conditioning | Comprehensive Lennox service and 24/7 emergency support |
| Home | Graber Heating & Air | Kalona, IA | Family-owned expertise and custom fireplace design |
| Davis Heating and Air | Honest diagnostics and strong warranty options |
| Brandt Heating and Air Conditioning | Diverse services including solar and fireplace installation |
| Custom Climates | Carrier products and specialized ductwork services |
The Five HVAC Companies You Should Know
#1 Kelly Heating & Air Conditioning
A screenshot of the Kelly Heating & Air Conditioning website.
Kelly Heating & Air Conditioning is a Lennox network dealer that offers a full suite of services, from furnace and AC repair to installation and maintenance. They also handle commercial HVAC, geothermal installations, and indoor air quality solutions, making them a one-stop shop for many homeowners. Their website highlights 24/7 emergency support and a maintenance program that can give you peace of mind. If you're looking for a company that can handle everything from a quick fix to a complete system overhaul, Kelly is a solid choice.
#2 Home | Graber Heating & Air | Kalona, IA
A screenshot of the Graber Heating & Air website.
Graber Heating & Air is a family-owned business that has been serving the Iowa City area for 85 years, now run by the fourth generation. They specialize in Lennox products and offer installation, service, and repair for furnaces, air conditioners, water heaters, boilers, mini-splits, and more. What sets them apart is their deep roots in the community and their focus on custom comfort, including fireplaces from Mendota. If you value a long-standing local company with a personal touch, Graber is worth a call.
#3 Davis Heating and Air
A screenshot of the Davis Heating and Air website.
Davis Heating and Air has been a family-owned business serving Johnson County for over 40 years, known for honest diagnostics and quality service. They offer 24/7 emergency service on most brands and provide a 10-year parts warranty on Heil installations or 12-year on Daikin with registration. Their team can handle installations, repairs, and thermostat upgrades, including Wi-Fi models. If you're looking for a reliable, no-nonsense contractor with strong warranty options, Davis is a great pick.
#4 Brandt Heating and Air Conditioning
A screenshot of the Brandt Heating and Air Conditioning website.
Brandt Heating and Air Conditioning has been around for over 60 years and offers a wide range of services, including heating, cooling, fireplaces, and even solar panel installations. They feature brands like Heat & Glo and Quadra-Fire for fireplaces, and they have a Comfort Club for routine maintenance. Their expertise extends to geothermal and in-floor heat, making them a versatile choice for homeowners with specialized needs. If you're interested in energy efficiency and sustainable options, Brandt is worth exploring.
#5 Custom Climates
A screenshot of the Custom Climates website.
Custom Climates is a Carrier dealer that provides a wide range of services, from new installations to repairs and preventive maintenance. They also offer indoor air quality solutions, sheet metal fabrication, and air duct sealing, which can be crucial for older homes. Their team emphasizes doing the job right the first time, and they offer financing options to help with larger projects. If you're a Carrier fan or need specialized ductwork, Custom Climates is a reliable local option.
How to Choose the Right HVAC Partner
Start by identifying your specific needs—whether it's a simple repair, a full replacement, or a specialty service like a fireplace or geothermal system. Consider the brands each company works with, as this can affect your options for parts, warranties, and energy efficiency. Look for a company that offers the services you need, has a solid reputation in the community, and provides clear communication and upfront pricing. Don't forget to ask about maintenance plans and financing options, which can save you money in the long run. Finally, trust your gut—you want a contractor who listens to your concerns and makes you feel comfortable.
Streamline Your HVAC Maintenance with Automation
Once you've chosen your HVAC partner, consider setting up a smart thermostat to automate your home's temperature schedule. Many of these companies, including Graber Heating & Air and Kelly Heating & Air Conditioning, offer Wi-Fi thermostat installation and can help you integrate it with your system. You can also schedule regular maintenance reminders through your contractor's app or website, ensuring you never miss a tune-up. Some companies even offer automated service agreements that send technicians to your home at set intervals, so you don't have to think about it. This proactive approach can extend the life of your equipment and keep your energy bills in check.
Your Comfort, Your Choice
No matter which company you choose, you're in good hands with these five Iowa City HVAC experts. Each brings a unique set of strengths, from Graber's family legacy to Kelly's comprehensive service offerings. Take the time to assess your needs, ask the right questions, and pick the partner that feels right for you. With the right team on your side, you'll stay comfortable through every season.