Premium HVAC & Water Heating for the DMV Area

Reliable Comfort from Baltimore to Northern Virginia

(667) 225-7358

Full-Service HVAC & Hydronic Experts

We provide a total-home approach to comfort. Whether you need a quick AC tune-up, a complex Combi Boiler installation, or emergency tankless water heater repair, our licensed team delivers precision service across MD, VA, and DC.

Copper pipes and a gray boiler installed in a basement, with a white door to the right.

Heating & Hydronics

  • Combi Boiler Installation & Repair
  • NTI & Rinnai Specialist
  • Furnace Services
  • Heat Pump Systems
  • Radiant & Boiler Care
HVAC unit on a flat roof. Black roof with gray air conditioning unit. Yellow energy label.

Cooling & Air Quality

  • Central Air Conditioning
  • Ductless Mini-Splits
  • AC Maintenance
  • Indoor Air Quality
Water heater and expansion tank in a utility room. Copper pipes, metal ductwork, and white walls.

Water Heating Specialists

  • Tankless Water Heaters
  • Tankless Maintenance
  • Standard Water Heaters

What Our Customers Are Saying

At RAK Heating & AC, we pride ourselves on delivering exceptional service. But don’t just take our word for it—here’s what our satisfied customers have to say about their experiences with us.

Quality Service for the DMV Community.

Founded by Russ Knight, RAK Heating & AC brings trade experience to every home. We are a family-owned business serving the entire Maryland, Northern Virginia, and DC region with a focus on honesty and technical excellence. Our team doesn't cut corners; we ensure every installation is up to code and optimized for performance. We take pride in offering the same high-end equipment as the national chains, but with the personalized touch of a local neighbor.

Why choose RAK Heating & AC?

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DMV Local Experts

Deeply familiar with the specific HVAC needs of homes in DC, MD, and NoVa.

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High-Tech Specialists

Certified to install and maintain advanced NTI and Rinnai systems.

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Reliable & Honest

5-star rated on Thumbtack for our transparent communication and fair rates.

What Our Customers Are Saying

At Nashville Electric Pros, we pride ourselves on delivering exceptional service. But don’t just take our word for it—here’s what our satisfied customers have to say about their experiences with us.

Expert HVAC Support Across the DMV

Edgewater, MD

Annapolis, MD

Washington, D.C.

Alexandria, VA

Arlington, VA

Bethesda, MD

Silver Spring, MD

Fairfax, VA

Bowie, MD

Rockville, MD

McLean, VA

Severna Park, MD

Brands We Master

We partner with industry leaders and trusted platforms to guarantee the highest quality of parts and service for our clients.