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24/7 Emergency Services

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We're available 24/7 for all HVAC emergencies.

CALL (703) 844-2856

Rockville, MD

12324 Wilkins Avenue
Rockville, MD 20852-1828

HEADQUARTERS

(301) 881-2700

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Serving Maryland and Virginia since 1957 with top-tier residential and commercial HVAC solutions.

Our Locations

Find a service center near your neighborhood.

Columbia/Elkridge, MD

6725 Santa Barbara Ct, Ste 101
Elkridge, MD 21075

Frederick, MD

183 East South Street
Frederick, MD 21701

Fairfax, VA

2816 Dorr Avenue
Fairfax, VA 22031

Annapolis, MD

1526 Jabez Run
Millersville, MD 21108

Columbia/Elkridge, MD

6725 Santa Barbara Ct, Ste 101
Elkridge, MD 21075

Fairfax, VA

2816 Dorr Avenue
Fairfax, VA 22031

Gaithersburg, MD

7921 Queenair Dr, Ste 106
Gaithersburg, MD 20879

Frederick, MD

183 East South Street
Frederick, MD 21701

Annapolis, MD

1526 Jabez Run
Millersville, MD 21108

Sterling, VA

22570 Glenn Dr, Ste 7
Sterling, VA 20164

24/7 Emergency Hotline

Heating Services in Fairfax, VA

Dependable Heat Starts With Fairfax’s Trusted HVAC Experts: 703-560-9444

Fairfax homes rely on a wide range of heating systems, from gas furnaces in established neighborhoods to high-efficiency heat pumps in newer developments. Each one requires knowledgeable care to perform consistently through Northern Virginia winters. 

That’s where we come in. Our heating services in Fairfax, VA, support steady comfort, peak operation, and long-term system reliability.

We Make Living in Fairfax Easier, Whatever the Season

Fairfax features a mix of older colonials, split-levels, and modern construction, all with unique heating demands. With so many home types and layouts, our proven experience makes all the difference.

At B&B Air Conditioning & Heating Service, we have:

Proven HVAC experience across the DMV since 1957

Deep understanding of both modern and older heating systems

Factory-trained technician team for faster service and accurate results

Each job is completed with attention to detail and professional care.

Key Indicators It’s Time for Heater Service

Shifts in how your system operates can indicate it’s time for expert care.

Safety Warning

If you suspect a safety issue, turn the system off and call our emergency hotline immediately.

CALL 703-560-9444

U

Reach out if you notice:

Unusual odors coming from the unit

Visible rust, corrosion, or leaks around components

Frequent cycling on and off without reaching the set temperature

Difficulty maintaining consistent temperature across multiple zones

Strange banging, clanging, or popping sounds from the system or ductwork

Comprehensive Heating Solutions We Offer in Fairfax, VA

We provide a full range of heating services to meet the needs of every Fairfax resident.

Our team provides:

Hybrid heating system support

Zoned heating optimization (e.g., balancing multi-zone systems for larger homes)

Ventilation and airflow troubleshooting (e.g., correcting issues with older duct layouts)

Heating system replacement (e.g., upgrading high-efficiency heat pump models)

Heating system installation (e.g., high-efficiency gas furnaces, boilers, ductless heat pumps, hybrid systems)

From townhomes to larger multi-zone residences, our HVAC experts deliver dependable solutions.

Our Approach to Heating Services in Fairfax, VA

Our team combines skilled workmanship with straightforward communication on every visit.

Comprehensive assessment and safety inspection

Detailed review of findings and recommended service solutions

Full pricing disclosure

Professional installation, repair, maintenance, or adjustments following system specifications

Final check and walkthrough to confirm everything is working correctly

Overview of maintenance plans to keep your system performing at its best

Why Our Heating Team Is the Go-To for Fairfax Homes

Northern Virginia’s heating demands require experience, scale, and consistency. With more than six decades of HVAC experience, we deliver all three. 

With us, you benefit from:

24/7 emergency response for no-heat situations

Expertise with both historic and modern home systems

A large, factory-trained technician team for faster scheduling

Local knowledge of Fairfax homes and zoning challenges

Proven track record of delivering consistent results across multiple counties

Reliable heat is essential, and we’re built to deliver it.

Dependable Heating Support Near You

From our Fairfax operations hub, we provide heating services across:

Fairfax County

Arlington County

City of Alexandria

Prince William County

Our local coverage allows for prompt scheduling and responsive service.

Preserve System Performance With Professional Care

Scheduled maintenance service reduces the chance of mid-season disturbances.

A heating tune-up may include (depending on your system):

Heat exchanger surface condition review

Draft and exhaust flow verification for safe venting

Gas, electrical, and venting connections inspection

Ignition, controls, and system sequencing verification

Airflow balance checks for multi-level or zoned homes

You can enroll in our maintenance plan to support consistent performance and fewer routine interruptions.

Making the Right Choice Between Repair & Replacement

Examining both paths allows for decisions that balance performance, cost, and longevity.

Repair: Ideal for furnaces, boilers, or heat pumps that are performing well and only showing minor signs of wear.

Replace: Makes sense for older units, systems requiring frequent repairs, or when a home’s heating needs have changed due to size, layout, or comfort expectations.

Our HVAC experts provide clear insight so you can plan with confidence.

Frequently Asked Questions About Heating Services in Fairfax, VA

Do you offer emergency heating service in Fairfax?

Yes. We provide 24/7 emergency heating and HVAC repair services across Northern Virginia.

Do you install high-efficiency heating systems?

Yes. We install highly efficient systems suited for Northern Virginia homes.

Are your technicians licensed in Virginia?

Yes. All technicians are fully licensed, insured, and trained to the Virginia code.

Do you service heat pumps common in Gainesville and the surrounding areas?

Yes, including inverter-driven and variable-speed heat pump systems.

How long does heater installation take?

Installations typically take 4–8 hours, depending on system type and home setup. We can provide a more accurate timeline once we do our assessment.

What types of heating systems do you service?

We service furnaces, boilers, heat pumps, ductless systems, geothermal systems, and hybrid setups throughout Fairfax and nearby areas.

Steady Heating Is Built on Expertise You Can Trust

Systems that work efficiently make daily life comfortable, no matter the weather.