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How Much Does a Radon Mitigation System Cost in SC?

Radon mitigation systems in South Carolina typically cost $800 to $2,500, with the average price for a standard fan-based system being $1,180. In Greenville, SC, costs range from $941 to $1,435, with an average of $1,188.

Key Factors Affecting Costs

  1. Home Size and Layout:
    • Larger homes or complex layouts may require more extensive systems, increasing installation costs.
  2. Radon Levels:
    • Higher radon concentrations demand more robust mitigation efforts, impacting overall pricing.
  3. Foundation Type:
    • The type of foundation (slab, basement, or crawl space) affects installation complexity and cost.
  4. Location:
    • Regional variations in material and labor costs can influence prices.

What’s Included in the Cost?

The cost typically covers:

  • System Installation: Preparing the area, sealing cracks, and installing piping materials.
  • Radon Fan: A key component for sub-soil depressurization systems.
  • Warning Device: Alerts you to potential system issues.

Additionally, a radon test is essential before installation. In South Carolina, a radon test averages $164 for a standard four-bedroom home.

Investing in Radon Mitigation

While the upfront cost may seem high, the health benefits far outweigh the expense. Radon is the second leading cause of lung cancer, and reducing radon exposure is a vital investment in your family’s safety.


Take action todayschedule a radon test and consult a professional to install a mitigation system tailored to your home. Safeguard your health and well-being for the long term.

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