Air Quality Testing & Monitoring in St. Louis
See What You’re Really Breathing Indoors
You can’t always see poor indoor air quality — but you can feel it. Headaches, allergies, musty odors, and uneven temperatures are often signs that your air system needs attention.
At Fresh Air Duct Cleaning of St. Louis, our air quality testing and monitoring services identify contaminants that impact your comfort, health, and HVAC performance. We make the invisible, visible — so you can take action.
Why Air Quality Testing Matters
The St. Louis region’s combination of city traffic, river humidity, and seasonal pollen can make indoor air surprisingly polluted. Our IAQ specialists use precision testing to measure: Dust and particulate matter levels Mold spores and microbial growth VOCs (volatile organic compounds) Humidity and temperature fluctuations CO₂ and carbon monoxide levels This data provides a complete picture of your building’s air quality, helping you make informed improvements.
Our Testing Process
We take a detailed approach to every property: Initial IAQ Assessment: We inspect duct systems, filters, vents, and humidity levels. Air Sampling & Analysis: We test for airborne particulates, microbial growth, and chemical pollutants. System Diagnostics: We assess HVAC efficiency and airflow balance. Results & Recommendations: You’ll receive a report outlining issues and custom solutions for cleaner air. Testing takes only a few hours, but the insights can transform your entire indoor environment.
Fresh Air Duct Cleaning of St Louis is a State & County approved vendor and is here to serve you. We will gladly provide references as well as specifications upon request.
Trusted by St. Louis Homeowners & Businesses
We perform air quality testing across St. Louis City and County, serving neighborhoods like Lafayette Square, Clayton, Chesterfield, Brentwood, and Florissant.
Our clients include schools, office buildings, healthcare facilities, and homeowners who want measurable proof of clean air.
Taking Action on Your IAQ Results
Once testing is complete, we guide you through actionable next steps — from duct cleaning to filtration system upgrades.
Learn more about long-term air quality improvement by visiting Indoor Air Quality Solutions in St. Louis, MO — our complete resource for breathing easier at home or work.
Schedule Your Air Quality Test Today
If you’ve noticed allergy symptoms, odors, or dusty vents, now’s the time to test your air.
Call 314-325-7832 to schedule professional air quality testing and monitoring with Fresh Air Duct Cleaning of St. Louis — your trusted local experts in clean, breathable air.
WHY US?
WE GOT THE TOOLS
State-of-the-art duct cleaning equipment
CERTIFIED EXPERIENCE
IICRC Certified Company, highly trained technicians
COMPETITIVE PRICING
Best Value in St Louis MO, Get your free quote
30-DAY GUARANTEE
Limited 30-day warranty – Ask about details…
GREAT SUPPORT
24/7 Phone & Email Support