To reduce maintenance and operating costs of the equipment and to provide the level of cleanliness required, and
By Jim Rosenthal In a previous article I summarized tests conducted using Corsi-Rosenthal Boxes with MERV 13 Filters at very high Air Change Rates. It was determined that two Corsi-Rosenthal
In order to determine how air filters help to remove particles in a space, it is important to understand that filter effectiveness is not the same thing as filter efficiency.
By Jim Rosenthal, CAFS In the Fall of 2022, the EPA did chamber testing on DIY air cleaners to determine their effectiveness on reducing wildfire smoke. This resulted in an
The December issue of the ASHRAE Journal included an article entitled “How Do Particle Filters Work?” The article has graphs of “Efficiencies over time for two filters.” They come from
Tex-Air Filters has moved its headquarters, factory and Fort Worth warehouse to 5933 Eden Drive, Haltom City, Texas 76117. This 52,000 square foot facility was once the home of an
