Crystal Lake Heating Repair & Installation Service

Also Serving Algonquin, Cary, Huntley, Lake In The Hills, McHenry and the greater areas.stay cool all summer long!

The Best Service for Heating Systems in Crystal Lake & Surrounding Areas

Professional heating and furnace contractors in the Northwest Suburbs.

Fireplaces and wood burning stoves might provide you with nice ambience, but when those cold winter nights arrive, Weatherwise Heating and Cooling wants to be sure you are prepared for the worst. Our knowledgeable, professional technicians pride themselves in providing reliable heating systems and equipment as well as maintenance, repairs, and emergency services to ensure your utmost comfort and safety. Whether you are looking for heating pumps, furnaces, duct free systems, hot water heaters, boilers, or garage heating systems, we are here to help you choose the proper HVAC components to fit your needs.

Check out our 4.9 star Google review ratings from past customers who have had new installed and replaced furnace systems in Crystal Lake & the greater areas. We work with the best manufactures to ensure quality heating systems at the best price. Our services include:

WeatherWise Heating & Cooling

Contact us at 815.477.7766 today to schedule HVAC service with our team! We offer honest, upfront pricing in writing and industry leading warranties on parts and service.

Signs it's Time to Replace your Furnace

We offer the following services for all residential and commercial heating services in Crystal Lake, IL. We are family owned and operated and provide a 100% satisfaction guarantee on all of our services. You can trust us to be on time, upfront pricing and friendly. In addition, Weatherwise Heating & Cooling offers same day service.

Not only are we committed to providing you with unbeatable on-site heating services in Crystal Lake such as no trip charges and regular tune-ups to ensure HVAC system efficiency, but we also guarantee 24/7 year-round emergency assistance as well as discounts on replacement parts, repair labor, and new unit purchases.

Having issues with your furnace? Call WeatherWise Heating & Cooling to find out how we can help! For 24/7 emergency heating services, and HVAC services call (815) 477-7766 now.​

Have a question? Call 815.477.7766 or fill out the form to schedule your free estimate.



Satisfaction Guarantee

24/7 Emergency Service

Locally Owned

Competitive Pricing

Trained Technicians

Certified & Insured