FAQs

Answers You Can Trust from a Team That Cares

At C&C Heating & Air Conditioning, we believe in clear communication and honest service. Whether you’re scheduling your first tune-up or replacing an aging furnace, you deserve straight answers and helpful guidance every step of the way. Below are some of the most common questions we hear from homeowners in Wonder Lake and the surrounding areas. If you don’t see your question here, give us a call—we’re always happy to help.

We proudly serve Wonder Lake, McHenry, Woodstock, Johnsburg, Spring Grove, and the surrounding areas in Northern Illinois. If you’re nearby, chances are we can help just give us a call!

Yes! We provide 24/7 emergency service for heating and air conditioning breakdowns. Whether it’s a freezing winter night or a hot summer day, we’re here when you need us most.

We work with trusted names like Rheem, Amana, and other leading brands. Our goal is to match each home with the system that offers the best comfort, efficiency, and reliability.

We recommend servicing your heating and cooling systems at least once a year—preferably in spring for A/C and fall for furnaces. Regular maintenance helps improve performance, reduce energy bills, and extend system life.

Absolutely. We offer free, no-obligation estimates for new system installations and major repairs. Call us to schedule a visit, and we’ll help you make the right choice for your home.
Yes! We install air purifiers, humidifiers, and high-efficiency filtration systems to help reduce allergens, dust, and other airborne particles—creating a healthier home environment.
If your system is over 15 years old, constantly needs repairs, makes strange noises, or can’t keep your home comfortable, it might be time for an upgrade. We’ll assess your system and provide honest recommendations.
Yes, we offer flexible financing options on new system installations to help make comfort more affordable. Ask us about current plans and promotions during your free estimate.

Yes. C&C Heating & Air Conditioning is fully licensed and insured, giving you peace of mind knowing your home is in safe hands.

We’re a family-owned, locally operated business that treats every customer like a neighbor. With fast response times, honest pricing, and reliable workmanship, we take pride in getting the job done right—every time.

Hours of Operation

  • Monday: Open 24 hours
  • Tuesday: Open 24 hours
  • Wednesday: Open 24 hours
  • Thursday: Open 24 hours
  • Friday: Open 24 hours
  • Saturday: Open 24 hours
  • Sunday: Open 24 hours