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Articles by Robert Gulick P.E., LEED

Displacement Ventilation In Hospitals

Two North American consulting firms set out to investigate the safety and economic possibilities of using displacement in hospitals instead of traditional ventilation strategies. Here, one firm reports on testing in an ER waiting room setting (which itself can be an infection transmission problem waiting to happen). The research also raised a couple of unexpected questions – when does overhead ventilation “imitate” displacement, and are air changes always all they’re cracked up to be?
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