Guides

Plain-English deep dives — costs, materials, contractor vetting, permits, and warranty fine print.

• How radon mitigation actually works — the physics and the install

  Plain-English explanation of radon mitigation systems — how sub-slab depressurization moves air, why the fan + vent stack matters, and what success looks like.

• Radon and real estate — testing, disclosure, mitigation in a transaction

  How radon affects home sales — state disclosure laws, transaction timelines, who pays for testing and mitigation, and how to keep a high reading from killing the deal.

• NRPP vs NRSB radon certification — what's the difference and which to hire

  NRPP and NRSB are the two main radon mitigator certification bodies in the US. Plain explanation of how they differ, which states accept which, and why it matters less than you think.

• Radon test cost — short-term, long-term, continuous monitor compared

  Radon testing options compared by cost and accuracy. When a $20 short-term kit is enough vs when you need long-term or a continuous monitor.