NRPP Radon Mitigation Specialist (RMS) Exam

What role does soil permeability play in radon mitigation system design?

Higher permeability allows better sub-slab communication and more effective depressurization Soil permeability has no effect on mitigation design Lower permeability always produces better results Permeability only matters for crawlspace systems

Correct Answer:

Higher permeability allows better sub-slab communication and more effective depressurization

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