INVITATION TO ECOTECH CHINA 2019

09 April 2020

What is a HEPA Filter: Its Operating Principles and Other Facts

  These are highly efficient filters, the main purpose of which is to remove fine particles fro ...

Fresh Air air pollution virus air purification H13 Air purifier bacteria HEPA filter activated carbon LIFaair

09 April 2020

Doctors Debunk Mask Wearing Myths

As a health tech brand it is always best to stick to the science and the research. During the course ...

09 April 2020

US air quality is slipping after years of improvement

Over the last two years the nation had more polluted air days than just a few years earlier, federal ...

Fresh Air air pollution LIFaair