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Mark
Mark asked in Home & GardenOther - Home & Garden · 7 years ago

what radon level is considered safe indoor and over the safe limit?

what radon level is considered safe indoor and over the safe limit

1 Answer

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  • renpen's avatar
    renpen
    Lv 7
    7 years ago

    http://www.radon.com/radon/radon_levels.html

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