Serving Washington DC, Maryland & Northern Virginia
Same-day service available in Annandale

HVAC Services in Annandale, VA

Professional heating and air conditioning repair, installation, and maintenance for homes and businesses in Annandale and Fairfax County. Upfront pricing. Same-day service. Satisfaction guaranteed.

Summer Cooling in Annandale

Northern Virginia summers are known for intense heat and humidity. Homes in Annandale depend on efficient air conditioning to stay comfortable from June through September.

Winter Heating in Annandale

Annandale homeowners face cold winters with temperatures frequently below freezing. Reliable heating service ensures your family stays warm and your pipes stay protected.

What We Offer

HVAC Services in Annandale, VA

AC Repair in Annandale

Fast, reliable air conditioning repair for homes and businesses in Annandale, VA. Our certified technicians diagnose and fix all AC makes and models with same-day service available.

Same-day emergency service
All AC brands serviced
Upfront flat-rate pricing
Parts and labor warranty

Heating & Furnace Repair in Annandale

Don't get left in the cold. CoolHVAC provides expert furnace and heat pump repair throughout Annandale and surrounding Fairfax County areas. Available 24/7 for heating emergencies.

24/7 emergency heating repair
Furnace and heat pump service
Carbon monoxide safety checks
Energy efficiency assessments

HVAC Installation in Annandale

Ready for a new HVAC system? We install high-efficiency heating and cooling systems for Annandale homeowners. Free in-home estimates and flexible financing available.

Free in-home estimates
High-efficiency systems
Flexible financing options
10-year installation guarantee

AC & Heating Maintenance in Annandale

Preventive maintenance keeps your HVAC system running efficiently and extends its lifespan. Our Annandale maintenance plans include seasonal tune-ups and priority emergency service.

Spring and fall tune-ups
Priority scheduling
15% discount on repairs
No overtime charges

Why Us

Why Annandale Homeowners Choose CoolHVAC

Local Fairfax County Experts

Our technicians know Annandale and Fairfax County inside and out. We understand the local climate challenges and building codes specific to your area.

Fast Response Times

With technicians based near Annandale, we offer same-day service for most repairs. Emergency heating and AC repair is available 24/7, including holidays.

5-Star Rated Service

Annandale customers rate us 5/5 stars. We provide upfront pricing, quality workmanship, and a satisfaction guarantee on every job.

Need HVAC service in Annandale?

Call now or schedule online — same-day service available.