Resto Clean Boise
Verified Pro
11 mo online5.0
Radon Mitigation in Boise, ID
Compare 21 radon mitigation contractors near you in Boise and surrounding area with an average rating of 4.9/5. Get free quotes, read reviews, and find the right pro for your project.
Last updated March 22, 2026
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Radon Mitigation in Boise, ID
Boise radon contractors serve a Zone 1 market — Ada County average indoor radon levels exceed 4 pCi/L. Sub-slab depressurization is the volume install (most common active system); drain tile suction and crawlspace membrane systems are the alternatives. ID doesn't license radon contractors but reputable installers carry NRPP or NRSB certs.
Boise's geological substrate produces elevated radon levels that often exceed 6-15 pCi/L in pre-mitigation testing. Most homes with poured concrete slabs respond well to a single suction point and see 80-99% radon reduction post-mitigation. Older Boise homes with stone foundations or significant cracks may need multiple suction points or extensive crack sealing. Newer Boise homes built since 2009 typically have radon-ready stub-ups in the slab, simplifying mitigation.
Frequently Asked Questions
- How much does Boise radon mitigation cost?
- A typical sub-slab depressurization system runs $1,400-2,800 in Boise, including suction point, fan, exhaust pipe to the eave, monitor, and electrical work. More complex installations (multiple suction points, exterior-routed pipe, crawlspace membranes) can run $2,800-5,000.
- Will mitigation work on my old Boise home?
- Yes, but older stone foundations may need additional crack sealing and crawlspace membranes alongside standard sub-slab depressurization. Reputable installers conduct diagnostic testing first to determine the best approach. Most homes see 80-99% radon reduction post-mitigation.
- Should I retest after mitigation?
- Yes, reputable installers conduct a 48-hour confidence test 2-4 weeks after install to verify the system reduced levels below 4.0 pCi/L. Most warranties guarantee performance for 1-5 years and will adjust the system if retests show insufficient reduction.
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