One Call Away
From Comfort!
- Service All Makes & Models
- Family Owned & Locally Operated
- 100% Satisfaction Guarantee
- Free Estimates, Upfront Pricing
One Call Away
From Comfort!
- Service All Makes & Models
- Family Owned & Locally Operated
- 100% Satisfaction Guarantee
- Free Estimates, Upfront Pricing
Your Trusted HVAC Company in Crystal Lake & Surrounding Areas
Providing Reliable 24-Hour HVAC Services in Crystal Lake, Algonquin, Huntley, Cary, McHenry and surrounding areas.
Searching for dependable HVAC service, repairs or installation? Here at WeatherWise Heating & Cooling, we deliver high-quality heating and cooling services throughout Mchenry County and the greater area. With more than 50+ years of combined experience, we stand by our Air Conditioning and Furnace 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 also offer year-round emergency services for heating & cooling units experiencing issues during the night, on weekends, or on holidays. WeatherWise guarantees a certified technician will be at your door within 24 hours of calling — with no trip fee!
We Service All Makes & Models
GET A FREE QUOTE
Get a call back today!
Why Choose
WeatherWise Heating & Cooling?
Trusted HVAC Contractor For Your Home Service Needs
24-Hour Service Available
Family Owned & Operated
Up-Front Pricing & Financing
Highly Reviewed
100% Satisfaction Guarantee
Trained Technicians
Customer Reviews
CUSTOMER SATISFACTION IS OUR #1 PRIORITY
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I've been using WeatherWise for years and always happy with the service. They are always on time and best of all, reasonably priced. It's hard to find a company in that industry that you can trust. They have been there when I needed them. I trust WeatherWise and have recommended their service for my neighbors who are also very happy. I recently had them install a new furnace and air conditioner and was surprised that both were installed in less than a day. Keep up the good work!
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I had weather wise come out to my home to put on a new humidifier. They completed the job quickly, professionally, and explained how everything worked to me and my husband. When the crew was finished, they left our basement neat, clean and tidy. For the price, you really can't beat their great service!
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WeatherWise is amazing. I can tell you that these guys really know what they are doing, they are priced very fair, and treat you like friends and family. Of all the service companies I have dealt with in my time they are by far the best. Frank, on behalf of my family and my self we thank you from the bottom of our hearts for your service. A new furnace 2 days before -25 degree temps is a huge relief. Thanks again and we will see you next fall for service.
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Frank and crew are true professionals. They arrived promptly and proceeded to replace both my A/C and furnace. They explained everything about my new system and new thermostat. They even changed the filter placement to make it easier to replace. They are a wonderful family run company that I highly recommend.
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Discount Club Membership
30% OFF ALL HVAC REPAIRS
ANNUAL A/C & FURNACE TUNE-UPS
MEMBER ONLY PRICING
Save with these
HVAC Specials
$79
PRECISION FURNACE TUNE-UP
With this coupon. Cannot be combined with any other discounts, rebates or coupons. One coupon per call. Limited time only.
$119
WINTER COMBO SPECIAL
With this coupon. Cannot be combined with any other discounts, rebates or coupons. One coupon per call. Limited time only.
$750 OFF
FURNACE INSTALL REBATE
With this coupon. Cannot be combined with any other discounts, rebates or coupons. One coupon per call. Limited time only.
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