HVAC System Replacement

From heating and cooling to air quality and system upgrades—we’ve got all your indoor comfort needs covered.

When repairs aren’t enough, a full system replacement can restore comfort, efficiency, and peace of mind.

Your HVAC system won’t last forever. Over time, wear and tear take their toll, and eventually, replacing the system becomes more cost-effective than repairing it. At Service First Heating & Air, we’ll help you determine if it’s time for an upgrade—evaluating the age of your unit, repair history, energy usage, and performance.

We’ll work closely with you to recommend replacement options tailored to your space, comfort needs, and budget. We carry a wide range of trusted HVAC brands, and as a Rheem Pro Partner, we’re able to offer high-efficiency models at great value.

Fully Insured

We’re fully licensed and insured to give you peace of mind with every installation.

Quality Materials

We install top-quality HVAC systems from leading manufacturers for long-term performance.

Reasonable Price

Take advantage of up to $1,250 off qualifying replacements and 0% financing options.

Quality Maintenance

Our expert team ensures seamless system installs, backed by our one-year craftsmanship warranty.

Whether you’re facing a failing system or simply want to upgrade for better energy efficiency and performance, we’re here to make the process stress-free and affordable.

Need a new HVAC system or not sure what the next step is? Call Service First Heating & Air today. We’re your trusted local team for HVAC system replacement in Warrenton, VA.

Our Clients Love Us

Seth was super helpful and professional. He listened to us, and was very kind and honest in his remedies suggested. He was on time and took care of our issue. I recomended him to a customer that was in the shop when he finished up here.
Rebecca G
Fantastic experience talking and working with these professionals. They did a great job letting me know exactly what was going to take place and finished the job within an hour which was surprising to me. I'll definitely keep Service First Heating & Air in my rolodex..
Rodney H
   

We’re Here to Keep Your Home Comfortable Year‑Round

From emergency repairs to full system replacements, our expert HVAC team is ready to help—day or night. Experience reliable service, honest pricing, and total peace of mind.