top | item 15746555 (no title) thatBilly | 8 years ago "Negative pressure"? Ughhh! discuss order hn newest tempay|8 years ago Negative pressure is a common term when referring to differential pressure. The place I most commonly see it is for isolating rooms with positive[1] or negative[2] pressure relative to their surroundings.[1] https://en.wikipedia.org/wiki/Positive_pressure[2] https://en.wikipedia.org/wiki/Negative_room_pressure mrob|8 years ago "Pressure" in common usage typically means "gauge pressure", which is zero-referenced to ambient air pressure.
tempay|8 years ago Negative pressure is a common term when referring to differential pressure. The place I most commonly see it is for isolating rooms with positive[1] or negative[2] pressure relative to their surroundings.[1] https://en.wikipedia.org/wiki/Positive_pressure[2] https://en.wikipedia.org/wiki/Negative_room_pressure
mrob|8 years ago "Pressure" in common usage typically means "gauge pressure", which is zero-referenced to ambient air pressure.
tempay|8 years ago
[1] https://en.wikipedia.org/wiki/Positive_pressure
[2] https://en.wikipedia.org/wiki/Negative_room_pressure
mrob|8 years ago