Serving Washington DC, Maryland & Northern Virginia
All services include our upfront pricing guarantee

AC Repair, Heating & HVAC Services in Washington DC

From routine maintenance to emergency repairs and full system installations, CoolHVAC has you covered across the DC metro area.

HVAC Emergency?
Our technicians are available 24/7 for urgent repairs.Call 202-455-0020
Most Popular

Air Conditioning Repair

Is your AC blowing warm air or making strange noises? Our certified technicians diagnose and repair all makes and models of air conditioning systems. We provide same-day service across the DC metro area.

Same-day emergency service
All makes and models
Upfront pricing guarantee
Parts and labor warranty

Heating & Furnace Repair

Don't get left in the cold. From furnaces to heat pumps, we provide fast, reliable heating repair services. Our team is available 24/7 for emergency heating issues.

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

HVAC System Installation

Upgrading your HVAC system? We install high-efficiency heating and cooling systems tailored to your home's needs. Financing options are available to fit your budget.

Free in-home estimates
High-efficiency systems
Flexible financing options
Professional installation guarantee
Best Value

Preventive Maintenance

Regular maintenance keeps your system running efficiently and prevents costly breakdowns. Our maintenance plans include seasonal tune-ups and priority scheduling.

Seasonal tune-ups
Priority scheduling
Extended equipment life
Lower energy bills

Indoor Air Quality

Breathe easier with our indoor air quality solutions. We install and service air purifiers, humidifiers, and ventilation systems to keep your home healthy and comfortable.

Air purifier installation
Duct cleaning
Humidity control
Ventilation solutions

Commercial HVAC Services

We provide commercial heating and cooling services for businesses of all sizes. From office buildings to retail spaces, our team has the expertise to keep your business comfortable.

Commercial system installation
Preventive maintenance contracts
Emergency service
Energy management solutions

Brands We Install & Service

CarrierLennoxTraneRheemGoodmanDaikinYorkBryant

Common Questions

Frequently Asked Questions

How much does AC repair cost in Washington DC?

AC repair in the DC metro area typically ranges from $150 to $500, depending on the issue. Simple fixes like capacitor replacement or refrigerant recharge are on the lower end, while compressor or motor repairs cost more. CoolHVAC provides upfront pricing before any work begins — no surprises.

How often should I service my HVAC system?

We recommend servicing your HVAC system twice a year — once in spring for your cooling system and once in fall for your heating system. Regular maintenance prevents costly breakdowns, extends equipment life, and keeps your system running at peak efficiency.

Do you offer 24/7 emergency HVAC service?

Yes. CoolHVAC provides 24/7 emergency heating and air conditioning repair across the DC metro area, including Washington DC, Northern Virginia, and Maryland. Call 202-455-0020 for immediate assistance.

What HVAC brands do you install and service?

We install and service all major HVAC brands, including Carrier, Lennox, Trane, Rheem, Goodman, Daikin, York, and Bryant. Our NATE-certified technicians are trained to work on any make or model.

How do I know if I need to replace my HVAC system?

Consider replacement if your system is over 15 years old, requires frequent repairs, has rising energy bills, heats or cools unevenly, or uses R-22 refrigerant (which is being phased out). CoolHVAC offers free in-home estimates for system replacement.

We serve Washington DC, Maryland, and Northern Virginia. View all 163+ service areas →

Need HVAC Service Today?

Call us now or schedule online — we offer same-day service for most repairs across the DC metro area.