HVAC EXPERTS
in Crystal Lake
Serving McHenry, Kane, Lake
& Cook County!
- Family Owned & Locally Operated
- 100% Satisfaction Guarantee
- Service All HVAC Makes & Models
- Free Estimates, Upfront Pricing
At WeatherWise Heating & Cooling The Health & Safety Of Our Customers Is Our Top Priority. We will be taking extra precaution to keep you and our employees healthy and safe during this time. Please call us with any questions!
You Can Make
Heating and Cooling Services across: Crystal Lake, Huntley, Algonquin, Cary, Mchenry, Gilberts, LITH & Beyond!
Searching for dependable repair or installation and HVAC services in the Crystal Lake area? Here at WeatherWise Heating & Cooling, we deliver high-quality heating and cooling services throughout Crystal Lake and the surrounding areas. With more than 50+ years of combined experience, we stand by our Heating & Air Conditioning services with a 100% satisfaction guarantee.
We repair most heating and air makes and models and are happy to speak with you on the phone, free of charge, should you have any questions. We provide reliable, unmatched HVAC service and innovative products from leading manufacturers like American Standard and Bryant. WeatherWise guarantees a certified technician will be at your door within 24 hours of calling — with no trip fee!
We Service All Makes & Models!











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We're Committed To Year-Round Comfort
Why WeatherWise Heating & Cooling Services?
Whether you need help with an air conditioning repair, furnace repair, full hvac replacement, mini ductless systems or indoor air quality, you can always count on us to get the job done. Located in Crystal Lake and serving the surrounding areas.

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Our Blog

Are Annual Furnace Tune-ups Necessary?
Maybe you’re wondering, “Do I really need to do a furnace tune-up every year?” We’re here to answer your question.

Window Air Conditioner vs. Conventional Unit
Deciding between a window air conditioner and a conventional unit is not always easy. At WeatherWise Heating & Cooling in