HVAC / HEPA / ULPA
The MERV-13 filtration challenge
The MERV rating system extends from 1 to 16, with the highest (16) being the rating used for filters in places such as hospitals where it is critical to efficiently …
COVID-19 UPDATE: Nelson Labs announces verification program for facemasks and respirators
With COVID-19 having an impact worldwide, International Filtration News is tracking stories relevant to the filtration industry. Filtration media for facemasks and respirators are at the forefront of the COVID-19 …
Preparing for the next pandemic
The next edition of FiltXPO, North America’s technical conference and exhibition for the filtration and separation industry, will be presented March 29-31, 2022, in Miami Beach. The event will feature …
Impact of high efficiency filters on energy consumption
John Zhang, Doug Huntley, 3M Company, Stuart K. Morgan, Brian R. Butler, Scott Morter, David A. Alfano, Winfield S. Morter, The Helix Innovation Center, Emerson Electric Company
As the importance of indoor air quality becomes more widely understood, high-efficiency HVAC filters are rising to prominence. However, some critical questions still need to be answered. Researchers from 3M, …
The value of HVAC filters has risen
A major change has taken place in the selection of HVAC filters. The coronavirus has resulted in initiatives to use more efficient filters wherever possible. New developments in nanofibers and …