Sub-Slab Depressurization System (Passive)

{
  "id": "MLC-T-ENV-027146",
  "term": "Sub-Slab Depressurization System (Passive)",
  "field": "Environment",
  "definition": "A system designed to achieve lower sub-slab air pressure relative to indoor air pressure by use of a vent pipe routed through the conditioned space of a building and connecting the sub-slab area with outdoor air, thereby relying solely on the convective flow of air upward in the vent to draw air from beneath the slab.",
  "subject": "Air",
  "references": [
    "Indoor Air Quality Glossary"
  ],
  "url": "https://mlchart.com/terminology/environment/sub-slab-depressurization-system-passive/"
}