indoor air quality services
Our trusted HVAC company helps improve air quality in homes across Fairfax, Arlington County, and Prince William County with purifiers, humidifiers, and filtration solutions. Book now for cleaner air.
Indoor Air Quality Solutions in Fairfax, Arlington & Prince William
The air you breathe inside your home has a direct impact on your health and comfort. At Alex HVAC Service LLC, we provide professional indoor air quality services designed to eliminate pollutants, allergens, and moisture issues in homes throughout Fairfax, Arlington County, Prince William County, and nearby areas. From air purifiers and filters to humidifiers and dehumidifiers, our solutions are tailored to meet indoor air quality standards and create a safer, more breathable environment for your family.
Our expert HVAC technicians offer complete indoor air quality HVAC services, including UV light air sanitizers, duct cleaning and sealing, and indoor air quality air conditioning upgrades. As experienced indoor air quality contractors, we’re committed to improving the air in your home with proven technology and trusted service. Whether you're dealing with dust, pet dander, mold, or humidity problems, trust Alex HVAC Service LLC to deliver cleaner, fresher air backed by years of HVAC expertise and a strong local reputation.
Our Indoor Air Quality Solutions:
- ✔ Air Purifiers & Filters – Trap dust, allergens, and airborne particles.
- ✔ Humidifiers & Dehumidifiers – Maintain balanced moisture levels.
- ✔ UV Light Air Sanitizers – Eliminate bacteria, viruses, and mold.
- ✔ Duct Cleaning & Sealing – Remove contaminants and improve airflow.
Benefits of Better Indoor Air Quality:

- Reduce Allergies & Asthma Symptoms – Minimize dust, pollen, and pet dander.
- Eliminate Odors & Pollutants – Remove smoke, chemicals, and airborne toxins.
- Increase HVAC Efficiency – Clean air improves system performance.
- Protect Your Family’s Health – Breathe fresher, healthier air every day.
Areas We Serve
Bringing Power to Your Area
Alex HVAC Service LLC is happy to serve Fairfax and Prince William Counties and the surrounding areas with quality air conditioning & heating services.
✦ Fairfax County
- Annandale
- Fairfax
- Burke
- McLean
- Oakton
- Springfield
- Vienna
- Falls Church
- Lorton
✦ Prince William County
- Manassas
- Manassas Park
- Nokesville
- Dumfries
- Woodbridge
- Dale City
- Lake Ridge
- Stafford County
✦ Arlington County
- Alrington
- Alexandria
3812 Fortuna Ct, Woodbridge, VA 22193, US