| http://www.w3.org/ns/prov#value | - by georgewilliamherbert (211790) writes: Let's be clear - if you have hot-aisle cold-aisle with proper plenum separation, i.e. either walls or curtains blocking airflow from cold to hot other than via the racks and systems - then you can run all the air from the ceiling fine and it does not matter.If you do not do that, you have to pump up the cold air pressure to jet it down so that it goes down i
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