Re To limit exposure to #COVID19 adequate ventilation & increased airflow should be supplied to occupied spaces, if possible. Clean, natural ventilati…

Re To limit exposure to #COVID19 adequate ventilation & increased airflow should be supplied to occupied spaces, if possible. Clean, natural ventilation (opening 🪟) should be used inside buildings where possible, without re-circulating the air.

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Tags: covid-19, pandemic

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