24 HOUR SERVICE • heating and cooling • FREE ESTIMATES

Tri-County Heating & AC Systems is a well-established, family owned and operated heating and cooling company located in Sandwich, IL.

Our services are tailored to the unique needs of each customer, ensuring the best possible results and maximized comfort for energy savings.

We are firmly committed to maintain a high course of quality and integrity in the performance, installation and service maintenance of Heating, Air Conditioning, and Indoor Air Quality products for your home or business.

Our Commitment...We treat our customers with courtesy and integrity. We guarantee efficient, honest services that achieve remarkable results.