HVAC / HEPA / ULPA
High-efficiency filtration goes mainstream
Air filters are rated for how effective they are at removing a range of particles – from very small particles to larger particles that are visible to the human eye. The MERV rating for HVAC filters is an acronym for Minimum Efficiency Reporting Value. This rating is determined by filter manufactures in accordance with ASHRAE …
High-efficiency filters and laminar air flow systems needed in the battle against COVID-19
At the time of this writing, 800,000 people around the world have died from COVID-19. There have been 22 million reported infections. There is growing evidence that small aerosols are a major transmission source. Social distancing, inefficient masks, and MERV 8 filters are not a viable defense when dealing with a sub-micron enemy. Without some …
Filtration terminology – the rest of the story
In our current global marketplace and supply chains, consumers and users require some level of fluency in the terms and standards that define the products they acquire and use. Our filter market is no different. While the design and variety of filters and the standards that govern their performance have expanded over the past several …
Perspectives & challenges in IAQ – takeaways from AHR Expo
I made the trip to Orlando in February for the 2020 AHR Expo. I traveled to this event with the objective of determining the level of interest in an INDA (Association of the Nonwoven Fabrics Industry)-sponsored Indoor Air Quality coalition. Walking the show allowed me to meet in person with potential IAQ coalition members from …
Simplify your HVAC investment with a total cost of ownership analysis
Deciding which HVAC filtration solution is the best choice requires a comprehensive understanding of your system needs and the costs associated with HVAC filtration. Simplifying the decision-making process is an attainable goal, but it requires necessary steps. Whether it is the age of a unit, the layout of a facility, the space allotted for filters …