# Indoor Air Quality in Belleville, IL

- **URL:** https://airsenseenvironmental.com/service-area/belleville-il/indoor-air-quality/
- **Published:** 2026-07-20

Skip to content Radon Mitigation Services ▾ Radon Testing Commercial Radon Mitigation Commercial Radon Testing Indoor Air Quality Crawl Space Encapsulation Service Area Resources FAQ Blog Podcast Reviews & Projects About Us Contact 314-664-9807 Free Estimate Radon Mitigation Services Radon Testing Commercial Radon Mitigation Commercial Radon Testing Indoor Air Quality Crawl Space Encapsulation Company Service Area Resources FAQ Blog Podcast Reviews & Projects Case Studies Media Room About Us Contact Call 314-664-9807 Home › Service Area › Belleville, IL › Indoor Air Quality Service Area · Belleville, IL Indoor Air Quality in Belleville, IL Indoor air quality in Belleville, IL is measured, not guessed. Air Sense Environmental runs a continuous monitor in the home for 48 hours or more, tracking particulate matter, VOCs, carbon dioxide, carbon monoxide and humidity, and the St. Clair County homeowner gets a written report and a plan. IEMA-Certified Free In-Home Estimates Call 314-664-9807 Get a Free Estimate What does an indoor air quality test measure in a Belleville home? Particulate matter (PM2.5 and PM10) from cooking, candles, smoke and HVAC systems Chemical vapors (VOCs) from paints, cleaners, new flooring and furniture Carbon dioxide and carbon monoxide, which point to ventilation and combustion problems Temperature and relative humidity; sustained humidity above 60 percent is a warning sign Radon (optional), measured against the EPA action level of 4.0 pCi/L When should Belleville homeowners test indoor air quality? Belleville is one of the oldest cities in the Metro East, and its housing runs from 19th-century brick near downtown to post-war ranches and newer subdivisions on the east side. These are the situations and Belleville home types where a test pays off: Allergy or respiratory symptoms that ease when you leave the house After a renovation, new flooring or new furniture Humidity that stays high, or a musty smell from a basement or crawl space Before buying or selling a home Brick homes near downtown and the Belleville historic districts with stone or brick foundations and cellars Post-war ranch homes from the 1950s and 1960s with poured or block basements How does indoor air quality testing work in Belleville? Monitor placement. One or more continuous monitors go in the rooms where the family spends its time. 48 hours of data. Readings are logged at one-minute intervals through normal daily life. Written report. You see each pollutant against its healthy range, with the specific fix for anything outside it. What happens after the indoor air quality results? The report names the problem, and Air Sense Environmental installs the fix it calls for: an AprilAire whole-home dehumidifier for high humidity, an energy recovery ventilator for stale air and rising CO2, or a radon mitigation system when radon is at or above 4.0 pCi/L. The main indoor air quality testing page covers the equipment and the full process. How much does indoor air quality testing cost in Belleville, IL? Pricing depends on the size of the Belleville home and how many monitoring locations it needs; most single-family homes need one or two monitors. Call 314-664-9807 for a free consultation and an exact quote. Belleville neighborhoods and nearby communities Air Sense Environmental works across Belleville, IL, including downtown Belleville, the Signal Hill area and the neighborhoods toward Scott Air Force Base, in ZIP codes 62220, 62221, 62223 and 62226. Nearby communities with their own service pages: Air quality and radon services in O’Fallon, IL Air quality and radon services in Swansea, IL Air quality and radon services in Fairview Heights, IL Air quality and radon services in Collinsville, IL All Air Sense Environmental service areas From Our Work Explore More From Air Sense More in Belleville, IL Belleville, IL hubRadon Mitigation in Belleville, ILRadon Testing in Belleville, IL Indoor Air Quality Nearby Indoor Air Quality in Chesterfield, MOIndoor Air Quality in Edwardsville, ILIndoor Air Quality in Eureka, MOIndoor Air Quality in O’Fallon, ILIndoor Air Quality in O’Fallon, MO Learn More Indoor Air Quality in St. Louis, MOAll Service AreasReviews & ProjectsGet a Free Estimate Get Your Number Radon under control. Air you can trust. Free in-home estimate, custom-designed system, 24-hour availability. Call 314-664-9807 5237 Old Alton Edwardsville Rd Edwardsville, IL 62025 314-664-9807 · Open 24 hours Jacob Lusby · Illinois IEMA RNM20232346 Services Radon Mitigation Radon Testing Commercial Radon Commercial Radon Testing Radon Fan Replacement Sub-Slab Depressurization Indoor Air Quality Crawl Space Encapsulation Company About Us Service Area Reviews & Projects Case Studies FAQ Blog Podcast Resources Media Room Contact © 2026 Air Sense Environmental. All rights reserved. Radon Mitigation & Testing · St. Louis, MO & Metro East, IL Call 314-664-9807 Free Estimate