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Radon Mitigation in O’Fallon, MO

Clean, engineered ASD systems for modern subdivision homes.

Licensed | Insured | AARST-NRPP Compliant

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Accurate Testing

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Clean, Code-Aware Installs

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Post-Mitigation Verification

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What to Expect

When radon levels are elevated in O’Fallon homes, mitigation is straightforward — if it’s done correctly.


Radon Ninjas installs Active Soil Depressurization systems designed for long-term performance and clean visual integration with HOA-sensitive properties.

How We Handle {Service} in {City}

Common O’Fallon installation factors:

• Full-pour basement foundations

• Sump basins tied into perimeter drain tile

• Finished lower levels

• Tight-lot subdivision routing challenges


Our systems include:

• Professionally excavated suction pit

• Air-tight slab penetration sealing

• Straight Schedule 40 PVC routing

• Exterior or attic-mounted fan

• Above-roof discharge termination

• Manometer installed in visible location


Systems are verified after installation.


Clean lines. Minimal visual impact. No shortcuts.

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FAQs for local homeowners

How long does mitigation take?

Most O’Fallon installations are completed in one day.


Will it affect curb appeal?

No. We route piping cleanly and keep systems visually minimal.


Does it help resale?

Yes. A properly installed system removes buyer hesitation.

Next Steps

1

Schedule

Book online in minutes or call. Real-estate timeline friendly—fast scheduling and clear documentation.

2

Test / Inspect

We run the appropriate test or evaluate the home and existing conditions. Photos and measurements are documented as needed.

3

Results + Plan

You get clear results and next steps. If mitigation is needed, we outline the cleanest option and verify performance.

Ready to schedule?

Fast scheduling. Clear results. Clean Installs.

Request Mitigation Estimate
Schedule Radon Test
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