When your heater is causing trouble, give Jett's Heating & Air Inc.'s HVAC pros a call for furnace service in McHenry. We'll be out quickly to determine and fix the problem. And we'll get the warmth running again fast! Our furnace repair technicians are well-known for quality HVAC service completed right the first time. When it includes service calls for HVAC systems, we can do it all. When you are looking for the finest furnace repair in McHenry, that's Jett's Heating & Air Inc. Did you realize a lot of furnace repair calls can be skipped with regular furnace checkups?

If you're looking for heating and cooling services and expertise in Crystal Lake, look no further than Jett's Heating & Air Inc. We've been around since 2004, and our staff is knowledgeable and fully trained on a full range of HVAC products, maintenance, technology - you name it. We thrive to give comfort while providing the best quality service, which is why we offer a four-hour response time and a live service rep to answer your calls 24/7. Aside from offering excellent service, we also offer a wide range of high technology and innovative Lennox® HVAC products.

Your air conditioner needs annual maintenance to keep it running properly all through the heat—and help prevent unexpected repair calls. Our heating and cooling professionals inspect your equipment during service. This often permits us to notice issues before they happen. Annual checkups can also help your air conditioner operate more proficiently, helping you pay less for on utility costs. Get in touch with us at 815-410-1128 right away to schedule your cooling tune-up appointment. We'll take a look at essential parts, like the fan, evaporator coil and refrigerant levels, to make sure your AC is operating accurately.

From a selection of systems to expert air conditioning installation, we make the steps straightforward at Jett's Heating & Air Inc. Our professionals will first help you find the optimal cooling system for your requirements and finances. Next, we'll make sure that you not only understand all the perks of your new equipment, but that it's connected right. We want you and your household to benefit from comfortable, efficient air, particularly for the hottest days of the summer. Contact us at 815-410-1128 today to request an appointment for air conditioning replacement.

Your heating typically stops working when the timing is the worst. Like the middle of the most frozen night of the year. Or when there's bad weather. Then you're left with bills for heater repairs that in all likelihood you weren't prepared for. Much like going to the mechanic or visiting the dentist, HVAC systems must have routine service. That's why we recommend furnace maintenance in McHenry, Illinois. It could help you avoid emergency appointments and keep your system running as it should through cold weather.

When your heating system won't kick on, doing your own furnace repair in McHenry, Illinois, can feel daunting. There are a few time-saving, inexpensive solutions you can take on yourself to avoid a HVAC service call. If your heater won't start, won't stay on or won't light, try the troubleshooting guide below before getting in touch with an HVAC pro. If you discover you need assistance from a heating and cooling pro and live in McHenry, Jett's Heating & Air Inc. will be able to provide assistance to you.

But it doesn't have to be. There are a few simple remedies you can do on your own that could help you avoid an AC service call. When you're having air conditioning problems, follow this diagnostic list before contacting a heating and cooling repair professional like Jett's Heating & Air Inc. Our specialists are standing by at 815-410-1128 when you are looking for knowledgeable help. We offer AC repair and work on most makes of central air conditioning. When you're in contact with us, contemplate an annual AC maintenance plan that could help you avoid later malfunctions.

What's new?

$69 Furnace Clean and Check Special!

Posted on Mar 09, 2021  •  Facebook

This is what happens when we work together! MCHENRY COUNTY OPENS MASS VACCINATION CENTER IN THE CITY OF MCHENRY ... The City of McHenry has partnered with local businesses and the McHenry County Department of Health (MCDH) to open a COVID-19 mass vaccination center to rapidly scale up the delivery...

Posted on Mar 09, 2021  •  Facebook

Check out Hands to Home Crafted and be sure to sign your kids up for a free class we are sponsoring on Saturday February 27th.

Posted on Feb 15, 2021  •  Facebook

Don’t settle on just one quote. Make sure that your getting the very best financing available. Jett’s is the only local HVAC company offering 0% in-house financing with no questions asked. No credit check or waiting approval to schedule your installation! So don’t feel pressured to make a decision...

Posted on Feb 07, 2021  •  Facebook

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