Flinn Inspection Group, LLC offers professional Radon Inspection services in Columbus, Ohio, helping homeowners, buyers, and sellers detect and mitigate radon risks in residential properties. Founded in 2011 by Christian Flinn, our family-owned and operated company combines construction expertise with precise testing methods to provide accurate, reliable results.

Serving Columbus and Central Ohio, we complete over 1,000 inspections annually, ensuring that families and property owners understand potential radon exposure — a critical but often overlooked health concern.

 

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Experienced Radon Inspectors in Columbus, OH

Christian Flinn’s extensive background in new construction and remodeling enables Flinn Inspection Group to identify structural features that may influence radon levels, such as foundation type, ventilation systems, and soil conditions. Our local knowledge ensures inspections are tailored to homes throughout the Columbus area.

Radon is a naturally occurring radioactive gas that can accumulate in basements and lower levels of homes, posing long-term health risks. Awareness and testing are essential, especially in Central Ohio, where soil composition and home construction styles may contribute to elevated levels.

What’s Included in a Radon Inspection

A Radon Inspection involves a professional measurement of radon levels within a home using EPA-approved testing devices. Our inspections typically include:

Testing Process

  • Placement of radon detectors in appropriate locations according to industry standards

  • Short-term or long-term testing based on client needs

  • Continuous monitoring to ensure accurate readings

Structural Assessment

  • Evaluation of foundation type and potential radon entry points

  • Review of ventilation systems that could affect indoor radon levels

  • Recommendations for mitigation if elevated levels are detected

Operational Evaluation

  • Checking water flow, pressure, and pump performance

  • Identifying maintenance or repair needs

Reporting

  • Clear, digital report with measurement results

  • Explanation of EPA guidelines and recommended action thresholds

  • Guidance on mitigation strategies and next steps if necessary

Why Radon Inspections Are Critical in Columbus

Radon is the second leading cause of lung cancer in the United States, and it is odorless, colorless, and invisible. Without proper testing, homeowners may unknowingly expose themselves and their families to health risks.

Professional radon inspection provides: – Peace of mind about indoor air quality – Accurate, EPA-compliant measurement – Early detection and prevention of long-term health hazards

By performing radon inspections, Flinn Inspection Group empowers homeowners to make informed, safe choices regarding their property.

Clear, Actionable Reports

After the inspection, clients receive a detailed digital report including: – Recorded radon levels – Comparison with EPA action thresholds – Recommendations for mitigation, if needed

Reports are written clearly and are suitable for buyers, sellers, and homeowners who need documentation for real estate transactions or peace of mind.

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Our Services

Standard Full Home

All of these inspections are full home inspections. Inspection can take 2-4 hours. Client and agent are more than welcome to attend and the inspector will be happy to go over everything in the end.

New Construction/Phase Inspections

The first inspection would be performed prior to the foundation concrete is poured. The second Inspection is after framing is completed, the plumbing has been “roughed” in and electric wiring has been run, but before the insulation has been installed and the walls have been covered.

Sewer Lines

Sewer camera inspections are a quick and easy way to determine the health of your plumbing systems and detect issues early before they become expensive repairs.

5-Point Inspections

A 5 Point Inspection is a modified home inspection that covers only the five major systems of the home. These systems include Plumbing, Electrical Panel, Heating and Air Conditioning, Structural (foundation and attic), and Roof.

Termite

The inspector will look at the interior and exterior areas of your home, checking for visible signs of a termite infestation, which include: droppings, broken wings, mud tubes, and damaged wood.

Radon

Radon is a colorless, odorless gas that occurs naturally in the earth. As elements like uranium and radium break down in the rock and soil beneath your house, they release radon gas. Uranium and radium are radioactive.

Mold (Air Quality) / Mold Swab

Air sampling tests the concentration of mold spores in your home’s air. Air tests can tell you if you have a mold problem even if you cannot find the mold growth.

Fire Place (pending inspector availably)

A level-one chimney inspection includes a visual check of the fireplace and chimney without any special equipment or climbing up on the roof.

Septic

A septic system inspection is a comprehensive evaluation of all the components of a septic system. The inspector will locate and assess the septic tank, distribution box, and absorption area.

Well Water

Well inspections provide a thorough evaluation of the entire well system. … A well inspector can check the condition of your system for mechanical defects, such as rusting tanks, faulty gauges, or leaking seals.

Pool

A thorough professional pool inspection lets home buyers and homeowners know about the condition of the pool and its mechanical processes.

Asbestos

Our asbestos inspections determine the presence of asbestos.

Lead

Our lead-based paint inspections determine the presence of lead-based paint.

Why Choose Flinn Inspection Group for Radon Inspections

Columbus homeowners trust Flinn Inspection Group because of our: – Founder-led inspections grounded in real construction expertise – Family-owned, client-focused approach – Knowledge of Columbus-area home designs and potential radon risk factors – Thorough, unbiased reporting with clear recommendations

Radon Inspection Service in Columbus Ohio.

Radon Inspection FAQs

Short-term radon tests usually take 48–72 hours, while long-term tests may last up to 90 days. Placement and retrieval of devices typically take less than an hour.

Radon testing is not legally required, but many buyers, sellers, and lenders request it to ensure indoor safety.

The EPA recommends mitigation if radon levels exceed 4.0 pCi/L. Levels below this are generally considered safe, though some homeowners choose mitigation at lower levels.

Yes. Identified issues can be addressed by licensed water system professionals to restore safe and reliable operation.

Yes. Licensed professionals can install systems to reduce radon levels, typically involving venting and sealing of foundation entry points.

When will I receive my radon inspection report?

Reports are usually delivered within 24 hours of completing the test, often the same day.

Serving Columbus, Ohio and Surrounding Areas

Flinn Inspection Group proudly serves Columbus, Ohio, and nearby Central Ohio communities. Whether you are buying a home, selling a property, or simply ensuring a safe living environment, our radon inspection services provide reliable, experience-driven results to protect your family and investment.

What Our Clients Say

Central Ohio Service Areas

Franklin, Delaware, Knox, Morrow, Licking, Union, Marion, Madison, Pickaway, Fairfield

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