There is a Particulate Hepa Air Filer offered by us that is a type of mechanical air filter; it works by forcing air through a fine mesh that traps harmful particles such as pollen, pet dander, dust mites, and tobacco smoke. The filter can remove 99.97% - 99.99% of airborne particles that are equal to, smaller or larger than 0.3 microns in size. The offered Particulate Hepa Air Filer is made for use in the various applications and industries as per the need.