Heating Repair & Maintenance – Northern VA-DC & Maryland
Call Now: 703-869-2922
The Flexline delivers reliable heating repair and maintenance services across Northern Virginia, Washington, DC, and Maryland, helping residential and multi-family property owners stay warm, efficient, and protected throughout the colder months. Our licensed HVAC technicians are equipped to diagnose and resolve a wide range of heating issues, from inconsistent temperatures and system noise to sudden breakdowns and reduced efficiency. We also offer preventative maintenance plans designed to extend equipment life, improve performance, and prevent costly emergency repairs. Whether you’re dealing with a malfunctioning furnace, a heat pump that won’t start, or simply want to prepare your system for winter, The Flexline provides prompt, expert service backed by professionalism and a commitment to long-term comfort.
Expert Heating Repairs for Homes, Apartments & Commercial Buildings
When temperatures drop, a dependable heating system is critical. At The Flexline, we provide fast, honest, and effective heating repair services across Northern Virginia, Washington DC, and Maryland. Whether your furnace won’t turn on, your heat pump is blowing cold air, or you need a seasonal tune-up, we’re ready — 24 hours a day, 7 days a week.
Searching for “heating and air conditioning repair near me” or “furnace repair in Lorton VA”? You’ve found the right team.
Expert Heating Repairs for Homes, Apartments & Commercial Buildings
When temperatures drop, a dependable heating system is critical. At The Flexline, we provide fast, honest, and effective heating repair services across Northern Virginia, Washington DC, and Maryland. Whether your furnace won’t turn on, your heat pump is blowing cold air, or you need a seasonal tune-up, we’re ready — 24 hours a day, 7 days a week.
Searching for “heating and air conditioning repair near me” or “furnace repair in Lorton VA”? You’ve found the right team.
Fast & Reliable Heating Repair Services
No heat? We’ve got you covered. Our certified HVAC technicians repair all major systems, including:
- Furnace won't ignite or stay on
- Uneven temperatures or cold rooms
- Burning smells or poor air quality
- Loud banging, rattling, or fan noise
- Thermostat not responding or inaccurate
- Short cycling or continuous running
We arrive with the parts, tools, and experience to complete most repairs in a single visit — restoring your comfort without delays.No heat? We’ve got you covered. Our certified HVAC technicians repair all major systems, including:
- Gas and electric furnaces
- Heat pumps and hybrid systems
- Boilers (residential and commercial)
- Mini-split and ductless systems
- Thermostat not responding or inaccurate
- Rooftop and combination units
Comprehensive Furnace Maintenance & Tune-Ups
Your furnace works hard during the winter. Routine care helps it work efficiently, last longer, and avoid breakdowns.
Our Furnace Tune-Up Includes:
Your furnace works hard during the winter. Routine care helps it work efficiently, last longer, and avoid breakdowns.
- Burner, flame sensor, and ignition system check
- Heat exchanger inspection for cracks or corrosion
- Carbon monoxide testing
- Airflow and filter condition assessment
- Safety controls and thermostat calibration
- Electrical and gas connection checks
Preventative maintenance can reduce heating bills, improve air quality, and extend your system’s lifespan.
Looking for “heating and AC service near me”? Trust The Flexline to keep your system at peak performance.
Boiler Maintenance & Repair
We specialize in boiler diagnostics and repairs for residential and high-rise buildings. Services include:
- Leak detection and repair
- Circulator pump and expansion tank service
- Radiator and zone control adjustments
- Boiler tune-ups and system flushing
From hydronic floor heat to large-scale radiant systems, we provide precise and code-compliant service.
Heat Pump Tune-Ups & Emergency Service
Stay ready before the cold hits. Many homeowners discover heat pump issues only after it’s too late.
At The Flexline, we provide:
- Seasonal heat pump inspections and maintenance
- Emergency repair for ductless and split systems
- Outdoor coil and defrost system checks
- Auxiliary heat system testing
We recommend fall tune-ups and early spring follow-ups to ensure year-round efficiency.
Signs You Need Heating Service
Call us if you notice:
Early service can prevent a costly breakdown later.
Why Choose The Flexline?
24/7 availability – No overtime charges
Licensed and insured in DC, VA, and MD
Trusted by property managers, homeowners & HOAs
Trusted by property managers, homeowners & HOAs
Over 20 years of hands-on HVAC experience
Local team based in Lorton, VA
Local DMV Area Service Coverage
Northern Virginia:
- Arlington
- Alexandria
- Annandale
- Ashburn
- Chantilly
- Centreville
- Dale City
- Dumfries
- Fairfax
- Falls Church
- Fredericksburg
- Gainesville
- Herndon
- Lorton
- Leesburg
- McLean
- Manassas
- Safford
- Springfield
- Sterling
- Vienna
- Woodbridge
Washington DC:
- Adams Morgan
- All Residential Wards (NW, NE, SW, SE)
- Capitol Hill
- Columbia Heights
- Dupont Circle
- Foggy Bottom
- H Street NE
- Logan Circle
- Navy Yard
- Petworth
- Shaw
Maryland:
- Bethesda
- College Park
- District Heights
- Greenbelt
- Hyattsville
- Kensington
- Laurel
- Langley park
- Oxon Hill
- Rockville
- Silver Spring
- Takoma Park
- Upper Marlboro
- Wheaton
Schedule Your Heating Repair or Maintenance
Need emergency service or a seasonal checkup? Searching for “heating and air companies near me” or “furnace tune-up Lorton VA”? Get it done right with The Flexline.
Your trusted local provider for heating and air repair across the DMV.