{
    "version": 1,
    "title": "Radon terms and source notes",
    "website": "https://radoncoststlouis.com",
    "publisher": "Air Sense Environmental",
    "updated": "2026-10-09",
    "scope": "Educational reference notes, not a property-specific test, diagnosis, electrical specification or guarantee.",
    "terms": [
        {
            "term": "Radon testing",
            "definition": "A radon test measures radon concentration. Testing does not remove radon or establish that a home is free of risk. Follow the instructions for the selected test method.",
            "source": "https://www.cdc.gov/radon/testing/index.html"
        },
        {
            "term": "EPA action level",
            "definition": "EPA recommends fixing homes at 4.0 pCi/L or higher and considering reduction between 2 and 4 pCi/L. Lower concentrations still carry risk; the action level is not a boundary between risk and no risk.",
            "source": "https://www.epa.gov/radon/what-epas-action-level-radon-and-what-does-it-mean"
        },
        {
            "term": "Active soil suction",
            "definition": "An active soil-suction system uses a fan and piping to draw soil gas from beneath the home and discharge it outdoors. The fan must run continuously during normal operation. Radon measurements, not a running fan alone, assess the indoor concentration.",
            "source": "https://www.epa.gov/sites/default/files/2016-12/documents/2016_consumers_guide_to_radon_reduction.pdf"
        },
        {
            "term": "Manometer and warning device",
            "definition": "A liquid manometer indicates pressure difference, not radon concentration. Check the system warning device regularly and follow the installer's operating instructions. A changed reading is a reason for assessment, not a diagnosis of a specific defect.",
            "source": "https://www.epa.gov/sites/default/files/2016-12/documents/2016_consumers_guide_to_radon_reduction.pdf"
        },
        {
            "term": "Retesting a mitigated home",
            "definition": "EPA recommends retesting a home with a radon reduction system at least every two years. This is radon testing, not a universal two-year visual-inspection schedule. Respond to operating warnings without waiting for the routine retest.",
            "source": "https://www.epa.gov/sites/default/files/2016-12/documents/2016_consumers_guide_to_radon_reduction.pdf"
        },
        {
            "term": "Renovation and testing",
            "definition": "CDC recommends testing before and after renovations and before changes that increase time spent on a lower level. Keep these testing triggers separate from routine equipment checks.",
            "source": "https://www.cdc.gov/radon/testing/index.html"
        }
    ],
    "clarifications": [
        {
            "title": "One business, not multiple offices",
            "text": "This website is operated by Air Sense Environmental. Its geographic focus describes service areas, not separate offices or independent businesses."
        },
        {
            "title": "Expert identity is not a review certificate",
            "text": "Jake Lusby is the owner and named radon professional. His Illinois IEMA Mitigation Professional license RNM20232346 is listed under Jacob Lusby. A byline or identity profile does not establish that he personally reviewed every page.",
            "source": "https://public.iema.state.il.us/Radon/Home/LicenseIndex?Employer=Air%20Sense%20Environmental&LicenseTypeID=0&CountyID=0&SearchString=&PageSize=20"
        },
        {
            "title": "Confirm the written scope",
            "text": "Follow-up radon testing is recommended after mitigation. Confirm its provider, price, timing and scope in the written estimate; it is not automatically included. Confirm electrical work and warranty terms rather than assuming a blanket inclusion or performance guarantee."
        },
        {
            "title": "Equipment instructions and local requirements",
            "text": "EPA says electrical connections for active systems must follow local electrical codes. The actual fan model, installation instructions and jurisdiction determine the applicable installation details; general guidance is not a universal outlet, circuit or fan-orientation specification.",
            "source": "https://www.epa.gov/sites/default/files/2016-12/documents/2016_consumers_guide_to_radon_reduction.pdf"
        },
        {
            "title": "Illustration and authorship disclosure",
            "text": "Blog posts prepared with AI assistance carry a disclosure. Images labeled as AI-generated illustrations are not photographs of customer projects or evidence of a local installation. These reference notes were also prepared with AI assistance and do not claim independent expert review."
        }
    ],
    "contact": "https://radoncoststlouis.com/contact/",
    "contact_note": "For questions about a statement, include the page URL and the statement when contacting Air Sense Environmental. No response-time commitment is stated."
}