About Us

The owners of Tri-County are Bobby Dehart and Tracey Costello, with over 40 years experience. We are new home and add-on unit dealers. When it comes to anything related to heating or AC installations, you can depend on us. Our goal is to ensure the complete satisfaction of every client. We are NATE, 410A, & EPA certified. We know that our clients have a choice between numerous HVAC companies, and we want to provide them with the confidence that they made the right choice in selecting our services. We personally guarantee you will be completely satisfied, that we will go beyond the call of duty, and that all work will be done in a professional and timely manner with as little inconvenience as possible. We service Houston, Conroe, Tomball, the Woodlands, Porter, Humble, Waller, North Houston, Montgomery County, North Harris County, and Lake Conroe.

Experienced factory-trained and certified installation and service technicians. A large inventory of materials and parts. Up-front pricing guarantees. Quality heating and cooling products at the best value. These are reasons why most of our customers chose Tri-County AC & Heating after receiving bids from other HVAC companies.

Total customer satisfaction - it's our guarantee. Air Conditioning, Heating, Air Cleaners, Ultraviolet Lights, Variable Speeds, Furnaces, EVRs, Zoning Systems, Fresh Air Systems. We have many builder references upon request. Call 281-376-5600 for more information.