Our HVAC Services

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

Providing HVAC Comfort and Peace of Mind

At Service First Heating & Air, we believe in a culture of accountability, integrity, and excellence. Every technician is committed not only to their craft but to the satisfaction and comfort of our customers. Cutting corners, excuses, and subpar service have no place here. We take pride in delivering high-quality HVAC services with honesty and precision. It’s a standard we’ve upheld since 2009—and one we bring to every home we serve.

Proof of quality is in every installation and repair we perform

Service First Heating & Air is proud to be the team you choose for HVAC services.

Air Conditioner Services

Is your A/C ready for the summer heat? From tune‑ups and emergency repairs to custom installations, we keep you cool when it matters most.

Heating Services

Gas and oil furnaces, boilers, heat pumps, geothermal systems—you name it, we service it. Stay warm all winter long with our expert support.

Preventative Maintenance

Extend your system’s life and save on energy costs with bi‑annual inspections, coil cleaning, combustion analysis, filter replacement, safety checks, and more.

HVAC System Replacements

Time for an upgrade? Get up to $1,250 off qualifying systems and enjoy 0% financing for up to 60 months on complete replacements.

Indoor Air Quality Services

Breathe easier with our comprehensive IAQ solutions—air purifiers, humidifiers, UV germicidal lights, and duct cleaning.

Why Homeowners in Warrenton, VA Trust Service First Heating & Air

With over 15 years of experience in the industry, we specialize in delivering reliable HVAC solutions tailored to your home’s unique needs. From expert repairs and preventative maintenance to full system replacements, our team brings local pride, technical expertise, and a customer-first mindset to every job.

NATE‑Certified Technicians

Our highly trained professionals deliver expert service on every visit.

Rheem Pro Partner

We install top‑quality equipment backed by industry‑leading warranties.

One‑Year Craftsmanship Warranty

Enjoy peace of mind knowing our workmanship is fully guaranteed.

0% Financing & Special Discounts

Flexible payment plans and exclusive savings for seniors, veterans, and first responders.

Emergency & After‑Hours Availability

24/7 support to resolve unexpected HVAC issues whenever they arise.

Free Same‑Day Estimates & Second Opinions

Transparent pricing with no surprises—get a quote before any work begins.

Local, Family‑Owned Since 2009

Personalized service rooted in community trust and dedication.

Preventative Maintenance Plans

Proactive care to extend equipment lifespan and maximize energy efficiency.

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.