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20 Years
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Emergency
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Trusted HVAC & Plumbing Services in Northern Virginia
HVAC Unlimited has been delivering top-rated residential and commercial heating, cooling, and plumbing services throughout Northern Virginia since 2006. As a family-owned and -operated company, we prioritize the safety and comfort of our neighbors, offering 24/7 emergency services and certified technicians trained in the latest industry standards. Our commitment to excellence is reflected in our NATE-certified staff, comprehensive service offerings for all brands and models, and a focus on transparent pricing and customer satisfaction.

We specialize in fast response times, handling everything from routine maintenance to urgent home emergencies, while ensuring indoor air quality improvements and reliable system installations. With a proven track record of earning strong customer reviews, we serve communities including Arlington, Alexandria, Fairfax, Ashburn, and Woodbridge, striving to exceed expectations through continuous team training and investment in advanced equipment.
Services
AC Repair AC Maintenance Heating Repair Heating Maintenance Furnace Repair Plumbing Repair Drain Cleaning Water Heater Repair Boiler Repair Gas Furnace Maintenance
Details
  • Year established: 2006
Highlights and features
  • We offer 24/7 emergency service for urgent heating and plumbing needs.
  • Our team includes NATE-certified technicians trained in the latest HVAC technology.
  • We service all brands and models with transparent, straightforward pricing.
  • We guarantee 100% customer satisfaction on all residential and commercial projects.
  • Our technicians provide indoor air quality improvements alongside standard HVAC services.
Associations and certifications
  • North American Technician Excellence (NATE)
What people say
Fast 24/7 service Certified technicians All brands serviced Transparent pricing Guaranteed satisfaction
Services
AC Repair
Our NATE-certified technicians provide rapid diagnosis and repair of air conditioning systems, ensuring optimal performance during Virginia's hottest months. We service all brands and models, using advanced diagnostic tools to identify issues ranging from refrigerant leaks to compressor failures. Emergency repairs are available 24/7 to restore cooling as quickly as possible.
Heating Maintenance
Preventative heating maintenance services extend system lifespan and improve energy efficiency. Our technicians perform comprehensive inspections, clean components, and calibrate thermostats for gas and electric furnaces. Annual tune-ups help identify potential issues before winter demand peaks, reducing breakdown risks.
Plumbing Repair
We address residential and commercial plumbing emergencies including leaky pipes, slab leaks, and sewer line issues. Our team utilizes camera inspections to pinpoint problems and employs trenchless repair methods where possible. Services include water heater repairs, drain cleaning, and fixture installations with minimal disruption to property.
Indoor Air Quality
Improve respiratory health with our indoor air quality solutions, including air purifiers, humidifiers, and UV light systems. We install and maintain equipment that reduces allergens, mold spores, and airborne contaminants. Custom solutions address specific needs like high humidity or particulate pollution in homes and offices.
Emergency Services
Our 24-hour emergency response team handles urgent HVAC and plumbing failures at any time. Rapid dispatch ensures technicians arrive promptly to address frozen pipes, furnace failures, or AC breakdowns. We prioritize restoring essential systems to protect property and occupant comfort during critical situations.
Questions
What areas do you service?
We serve Arlington, Alexandria, Ashburn, Centreville, Fairfax, Reston, and Woodbridge in Northern Virginia.
Do you offer emergency services?
Yes, our team provides 24/7 emergency HVAC and plumbing repairs for urgent situations.
Are financing options available?
Yes, we offer various financing plans to help customers manage larger repair or replacement costs.
What certifications do your technicians hold?
Our technicians are NATE-certified and trained in the latest HVAC and plumbing industry standards.
Do you service all equipment brands?
Yes, we proudly service and repair all major HVAC and plumbing brands and models.
How can I schedule an appointment?
Call us at (703) 337-4892 anytime or use our online scheduling tool for service requests.
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