Only fifteen percent of Flemish schools have a system to refresh the air mechanically. However, this is the most efficient way to prevent the accumulation of coronavirus particles. “That can also be done by opening windows and doors in the right way, but that requires a great effort from teachers,” says expert Marianne Stranger.
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Only one in seven schools supplies fresh air and / or extracts dirty air through pipes, according to the latest School Buildings Monitor. That is a five-year survey of the condition of our school buildings …
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