Home > Term: active sub-slab depressurization system
active sub-slab depressurization system
A system designed to achieve lower sub-slab air pressure relative to indoor air pressure by use of a fan-powered vent drawing air from beneath the slab.
- Kalbos dalis: noun
- Pramonės šaka / sritis: Fire safety
- Category: Prevention & protection
- Company: NFPA
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