Home > HVAC >
Stay comfortable with HVAC service from Allegiance Heating & Air in Clarksville, IN. Reliable heating and cooling care for your home. Schedule service!

When your home’s heating or cooling system falters, comfort is the first thing to go. In Clarksville, where humid summers and chilly winters demand reliable performance from your HVAC system, any disruption can cause significant stress. Allegiance Heating & Air, LLC provides comprehensive HVAC services designed to restore and maintain your home’s climate control with speed, expertise, and a commitment to your complete satisfaction.
As a long-standing, family-owned business serving the Clarksville community since 2005, we understand the unique needs of local homes and are dedicated to taking your comfort under our wing. Our certified technicians are equipped to handle any challenge, from emergency repairs to routine maintenance and full system installations, ensuring your home remains a sanctuary year-round.
An unexpected HVAC breakdown can disrupt your entire day. Whether your air conditioner stops blowing cold air during a heatwave or your furnace fails on the coldest night of the year, you need a team that responds quickly and resolves the issue correctly. Our repair services in Clarksville are built on a foundation of thorough diagnostics and effective solutions.

The most effective way to handle HVAC problems is to prevent them from happening in the first place. Regular, professional maintenance is the single most important investment you can make in your heating and cooling equipment. Our maintenance plans are designed to keep your system running at peak performance, extend its lifespan, and improve its energy efficiency, ultimately saving you money on utility bills and avoiding costly emergency repairs.
During a maintenance visit, our technicians perform a comprehensive tune-up.
This proactive care not only enhances reliability but also ensures your system operates as intended, providing consistent comfort season after season.
When repairs are no longer a cost-effective solution or your system has reached the end of its life, a professional installation is critical. An improperly installed HVAC unit can lead to poor performance, reduced efficiency, and a shorter lifespan. Our installation specialists ensure every new system is perfectly matched to your home’s specific needs and installed according to stringent manufacturer standards.
We guide you through the entire process, from selecting the right furnace, air conditioner, or heat pump to the final commissioning of the new equipment. We consider factors like your home’s square footage, insulation, window layout, and your family’s comfort preferences to recommend a system that delivers optimal performance and energy savings. Whether you are upgrading to a high-efficiency model or installing a ductless mini-split system for zoned comfort, our meticulous attention to detail guarantees your new investment provides reliable comfort for years to come.
Deciding whether to repair an aging HVAC system or invest in a new one can be challenging. Our technicians provide honest, transparent advice to help you make an informed decision. We typically recommend considering a replacement if:
We will always present you with a clear breakdown of repair costs versus the benefits of a new installation, allowing you to choose the path that best suits your budget and comfort goals.
At Allegiance Heating & Air, LLC, our mission is to deliver more than just technical service; we aim to provide peace of mind. Every technician on our team is not only certified and highly trained but also background-checked and committed to respecting your home and property.
We believe in building lasting relationships with our Clarksville customers through unwavering honesty, integrity, and superior workmanship. From the moment you contact us, you will experience the difference that a dedicated, family-owned company makes. We are here to answer your questions, solve your problems, and ensure your home’s HVAC system provides the reliable comfort you deserve.
Keeping your home comfortable in Clarksville means having an HVAC partner you can trust. From emergency repairs to routine maintenance, new installations, and honest advice on repair vs. replacement, Allegiance Heating & Air is committed to ensuring your comfort year-round.
Whether you need a quick repair, want to explore energy-efficient upgrades, or are ready to schedule your seasonal tune-up, our team is ready to help. Contact Allegiance Heating & Air today to schedule your service and experience the difference our expertise and care can make for your home.
MAINTENANCE PLAN
ALLEGIANCE HEATING & AIR, LLC SERVICE CLUB
At Allegiance Heating & Air, LLC, we provideprofessional HVAC maintenance and offer exclusive deals and discounts within our Service Club Membership to those in and around New Albany, IN. Members of Allegiance Heating & Air, LLC Service Club receive the following benefits:


BENEFITS OF THE MANTEINANCE PLAN
One free cleaning on your A/C.
One free cleaning on your furnace.
Priority scheduling.
Free trip fee with service calls.
Reduced after-hours trip fees.
15% discount on parts and labor.
