NRPP Radon Mitigation Specialist (RMS) Exam

What is a sub-membrane depressurization system?

A radon system for crawlspaces using a sealed membrane over soil with suction beneath A system that reduces membrane permeability in basement walls An underwater dehumidification system A type of foundation waterproofing method

Correct Answer:

A radon system for crawlspaces using a sealed membrane over soil with suction beneath

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