Radon Mitigation in Marseilles, Illinois

1 verified radon specialist serving Marseilles. Every listing shows the credentials we verified.

Informational only. This page helps you find certified professionals. It is not medical, legal, or structural safety advice. For any health or safety hazard, consult a certified/licensed expert. See our verification methodology.

Typical cost in Marseilles

$800–$2,500

Credentials to expect

NRPP Certified, NRSB Certified, AARST Member

Key fact

Radon causes ~21,000 lung-cancer deaths per year in the U.S. (EPA).

Radon specialists in Marseilles

1 listing

Timmit Radon Systems INC

Marseilles, Illinois

Free
✓ AARST Member

Timmit Radon Systems INC provides professional radon professional in Marseilles, IL. The company holds AARST Member certification. Contact Timmit Radon Systems INC for more information.

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Radon Mitigation in Marseilles — FAQ

What radon level requires mitigation?
The EPA action level is 4.0 pCi/L. Mitigation is recommended at or above this; consider it between 2–4 pCi/L.
How much does radon mitigation cost?
Most residential systems run $800–$2,500, depending on home size, foundation type, and radon level.
Should the contractor be NRPP-certified?
Yes. NRPP or NRSB certification verifies the contractor is trained and tested to AARST standards. Every provider here is listed with their credential.

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