Posts in category

HVAC / HEPA / ULPA

International Filtration News provides ongoing coverage of HVAC/HEPA/ULPA applications and technology. Visit filtnews.com regularly to stay on top of the latest insights, issues and innovations in HVAC/HEPA/ULPA filtration.

AHR Expo2025 Vision: HVACR Innovation, Sustainability, and Future Trends

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Cabin air quality: The increased number of cars has contributed to traffic-related air pollution and public health issues.

What Could Stink in the Nostrils of Automotive Evaporator CoresRapid economic empowerment is driving a long-term surge in vehicle ownership. The increased number of cars has contributed to traffic-related air …

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AAF Clean AIR Center testing facility includes rows of filtration equipment that simulate various controlled environments to test filter effectiveness. Photo courtesy of AAF Flanders

People spend 90% of their time in indoor environments, making air quality one of the most profound health implications for the world’s population. Addressing this global public health concern requires …

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Indoor air quality is among the key lessons learned from the COVID-19 pandemic.

The Importance of Face Velocity and Its Impact on Filter Parameters and the Role of Inertial Impaction on Larger Particle SizeThe concern over indoor air quality is a pressing issue …

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Figure 1: Various examples of filter failures during operating in HVAC equipment.

While the pandemic granted air quality tremendous attention, air filter selection and installation in HVAC systems remain on the back burner. Filtration systems installed in smart cities to provide a …

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By 2022, HEPA filters were used on all aircrafts in the USA. Photo: iStock/Ryo_stockPhoto

As the saying goes, all good things must come to an end, and earlier this spring, over three years into the pandemic, I finally succumbed to the COVID-19 virus. Thankfully …

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