O.T.K Heating & Cooling

11/13/2025

Don't let winter catch you off guard!❄️Ensure your home stays warm and cozy with our exclusive furnace tune-up deal. Our expert technicians will inspect, clean, and optimize your furnace for peak performance and efficiency. This service will help prevent breakdowns, extend the life of your furnace, and save you money on energy bills. Schedule your tune-up today and enjoy a worry-free winter season!📆

09/23/2025

Experience the ultimate in home comfort with our reliable AC installation services. Our certified team provides fast, friendly, and professional service, tailored to your specific needs. Enjoy a cooler, more comfortable living space! ❄️

09/21/2025

Upgrade your comfort with a new AC system installed by our skilled technicians. ❄️ Efficient, reliable, and affordable. Call us now!

08/01/2025

Service call on this Mitsubishi mini split system

07/14/2025

Book a Summer Cleaning with us and we'll have your AC looking and performing like it's brand new! Serving Chicago and surrounding suburbs.

07/09/2025

20 ton rooftop commercial change out today!

03/23/2025

"Spring is here, and it's the perfect time to make sure your AC is ready to keep you cool all summer long! 🌞❄️ Book your AC tune-up with us today and enjoy peace of mind knowing your system is running at its best. Don't wait until it's too hot—let's get your home comfortable! 🏠💨

03/18/2025

Another new construction project in the books!

02/27/2025

Finished off these beautiful 5 ton 92% furnaces!

02/12/2025

Beautiful installation of 5 ton water chiller today!

01/22/2025