How much does a radon mitigation system cost?
Radon mitigation system installation runs $950 for a basic basement sub-slab depressurization, $1,750 for a typical install with exterior fan and PVC venting, and $3,500+ for crawlspace encapsulation or multi-zone systems.
Quick price points (2026)
| Tier | Cost | Unit |
|---|---|---|
| Low | $950 | per system |
| Typical | $1,750 | per system |
| High | $3,500 | per system |