Radon Testing & Mitigation in St. Louis, MO
3 contractors listed.
Radon Contractors in St. Louis
Air Sense Environmental- Radon Mitigation & Testing
✓ VerifiedAir Sense Environmental is a licensed radon mitigation and testing company serving the greater St. Louis metro area. They provide professional radon system installation, post-mitigation testing, and long-term follow-up for homeowners and property managers.
Radon Safety Squad
✓ Verified
Advanced Radon Mitigation LLC
✓ VerifiedAdvanced Radon Mitigation LLC is a local team of radon mitigation experts serving Central Illinois and the surrounding areas.
St. Louis homeowners concerned about radon levels can compare NRPP-certified testing and mitigation contractors below. Protect your family with verified local specialists.
Frequently Asked Questions
How much does radon mitigation cost in St. Louis?
Radon mitigation typically costs $800-$2,500 for a standard sub-slab depressurization system. Costs vary based on home size, foundation type, and system complexity. Contact contractors in St. Louis for a specific quote.
What radon level requires mitigation in St. Louis?
The EPA recommends mitigation for radon levels at or above 4 pCi/L. Levels between 2-4 pCi/L should also be considered for mitigation. Any St. Louis home can have elevated radon regardless of age or construction type -- testing is the only way to know.
How long does radon mitigation take in St. Louis?
Most radon mitigation systems are installed in a single day (4-8 hours). Post-installation testing takes 2-7 days to confirm the system is reducing radon to safe levels. The entire process from testing to verified mitigation is typically 1-2 weeks.
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