Ensuring peak efficiency of HEPA and ULPA filters relies heavily on strict integrity examinations. These filters, vital for cleanroom environments, must adhere to established specifications, such as those provided by organizations like ASHRAE, IEST, and EN 1822. Pressure drop evaluation is a critical process, typically involving techniques like … Read More


Cleanrooms are meticulously controlled environments designed to minimize the presence of airborne particles. The effectiveness of a cleanroom is typically assessed using the ISO classification system, which defines air cleanliness levels based on the number of particles per cubic meter of air at specific sizes. Particles within a cleanroom are m… Read More