STI Heating & Air Conditioning | Expert HVAC Services in Schererville, IN

We offer comprehensive HVAC services for Schererville residents, including installation, repair, and maintenance of heating and air conditioning systems. This covers traditional units, geothermal systems, and ductless mini-splits. Our technicians have over 25 years of experience and are licensed and insured to ensure safe, reliable work. We also provide custom metal fabrication for ductwork to improve efficiency and airflow in local homes.

For duct leakage, which can reduce airflow and efficiency in Schererville homes, we use our metal fabrication expertise to create custom-fitted ductwork that seals properly and improves system performance. For smart thermostat connectivity issues, our technicians diagnose and resolve wiring or compatibility problems to ensure your thermostat works seamlessly with your HVAC system. We focus on practical solutions that enhance comfort and energy savings for local residents.

Yes, we provide free estimates for all new HVAC installations, helping Schererville homeowners and businesses plan their projects without upfront costs. We also offer financing options to make system replacements or upgrades more manageable. Our team works with you to find solutions that fit your budget while ensuring quality installation and long-term reliability.