You've probably heard the term "HEPA" a lot lately. But what exactly are HEPA filters and how effective are these filters against viruses and microbial contamination 🤔? These questions are answered by Frank Spehl, our Director R&D at MANN+HUMMEL LS&E Air Filtration, in today´s video 💡. Learn more: https://airfiltration.mann-hummel.com/ #mannhummel #leadershipinfiltration #hepafilters

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