Resource center
Radon guides written for Indiana homeowners
Radon information online tends to swing between government documents nobody finishes and marketing pages that answer nothing. These pages sit in between: what the science actually supports, what the EPA and Indiana Department of Health recommend, and what it means for a house here.
Radon Basics
Results & Next Steps
What To Do If Radon Levels Are High
A practical roadmap for homeowners who just received an elevated radon test result and want to know the next steps.
Read moreRadon After Mitigation
A timeline of what happens after radon mitigation, from initial confirmation testing to long-term system upkeep.
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Where Radon Enters
Radon in Basements
Why basements are the primary radon entry point in Central Indiana homes and what that means for testing and mitigation.
Read moreRadon in Crawl Spaces
How radon enters through crawl space foundations and why sub-membrane depressurization is the standard mitigation method.
Read moreRadon in Finished Basements
Testing and mitigation considerations specific to finished basements, where drywall and flooring can hide entry points.
Read moreRadon in New Homes
Why new construction homes still need radon testing, and how passive radon-resistant features differ from active mitigation systems.
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Real Estate
Radon During Home Inspections
The mechanics of the inspection-period radon test itself: how it's placed, monitored, and what can invalidate the result.
Read moreRadon During Home Purchases
A buyer-focused framework: interpreting your result, negotiating with the seller, and timing mitigation around closing.
Read moreRadon During Home Sales
A seller-focused strategy: pre-listing testing, disclosure posture, and how to avoid renegotiation during a sale.
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Cost
How It Works
How Radon Mitigation Works
A technical walkthrough of sub-slab depressurization, from suction point creation to fan selection and system testing.
Read moreHow Radon Testing Works
A plain-language walkthrough of how radon measurement devices and protocols produce a reliable indoor radon result.
Read moreWhere to Install a Radon System
How suction points, risers, fans and exhaust terminations are located, and why placement is site-specific rather than standardized.
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Timelines
Testing Strategy
How Often to Test for Radon
How often EPA recommends retesting for radon and which life events or home changes should trigger an earlier test.
Read moreShort-Term vs Long-Term Radon Testing
A side-by-side comparison of short-term and long-term radon testing to help decide which approach fits your situation.
Read moreContinuous Radon Monitoring
An explanation of how continuous radon monitors work, why they're preferred for transactions, and how to read their data.
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System Care
How Long a Radon System Lasts
A component-by-component look at how long radon mitigation systems last and what determines when parts need attention.
Read moreRadon Fan Problems
Symptom-based guidance for diagnosing an underperforming or failed radon mitigation system before it goes unnoticed.
Read moreRadon Fan Noise
A guide to identifying radon fan noise types, their likely causes, and the acoustic and mechanical fixes for each.
Read moreRadon System Replacement
How to decide whether to repair individual radon system components or replace the whole system, including design-related reasons a rebuild makes sense.
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Understanding Results
Hiring & Evaluation
Indiana Resource Center
State regulations, maps and public health references
Indiana-specific material: how the state handles radon measurement and mitigation credentials, what the EPA Radon Zone map does and does not tell you, disclosure expectations during a sale, and where to find official data.
Indiana Radon Guide
The statewide pillar page: Indiana geology, risk factors, testing, mitigation and real estate in one reference.
Read moreIndianapolis Radon Guide
The Indianapolis metro pillar: neighborhood and township housing stock and what it means for testing and mitigation.
Read moreIndiana Radon Testing Guide
Statewide testing methodology: device types, closed-house protocol and how to interpret results.
Read moreIndiana Radon Mitigation Guide
Statewide mitigation reference: system types by foundation, installation quality and evaluating a contractor's proposal.
Read moreIndiana Radon Levels Guide
What individual readings mean in Indiana homes: seasonal variation, result distribution, and when to act.
Read moreIndiana Radon Map Guide
How to read the EPA zone map and Indiana county designations, and the map's hard limits as a decision tool.
Read moreIndianapolis Radon Testing Guide
Practical Indianapolis testing logistics: scheduling, seasons, real estate timelines, rentals and neighborhood complications.
Read moreIndianapolis Radon Mitigation Guide
Indianapolis-specific mitigation execution: tight lots, historic districts, alley access, finished basements and HOA constraints.
Read moreIndiana Homebuyer Radon Guide
A buyer-side playbook: radon testing and negotiation across the Indiana home purchase timeline.
Read moreIndiana Home Seller Radon Guide
A seller-side playbook: pre-listing testing decisions, disclosure posture and handling buyer results.
Read moreIndiana Real Estate Radon Guide
For agents and investors: transaction mechanics, valid tests, common deal failure points and documentation packages.
Read moreIndiana Basement Radon Guide
Basement-specific guidance: block versus poured foundations, drain tile, sump pits, finished basements and stone foundations.
Read moreIndiana Crawl Space Radon Guide
Crawl space specific: sub-membrane depressurization, encapsulation interaction, moisture, and vented vs. sealed crawl spaces.
Read moreIndiana Radon Cost Guide
The definitive cost reference: what drives price across testing, mitigation, service and operating cost.
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Next step
Reading is a good start. Measuring is the answer.
If a guide left you unsure what applies to your property, describe it to us and we will point you at the right next step.