Sustaining a decrease air stress inside an outlined area in comparison with its surrounding surroundings is a way utilized in Heating, Air flow, and Air Conditioning (HVAC) programs. This stress differential ensures that air flows into the managed space, stopping contaminants from escaping. A standard instance is its use in hospital isolation rooms, the place it prevents airborne pathogens from leaving the room and infecting different sufferers or employees.
The importance of this stress management technique lies in its skill to include airborne contaminants and forestall their unfold. Advantages embody improved indoor air high quality, lowered danger of cross-contamination, and enhanced security in environments the place hazardous supplies are current. Traditionally, its software has advanced alongside developments in HVAC expertise and growing consciousness of airborne illness transmission.