Air purifiers effectively remove bacteria, pollen, animal dander and other pollutants as small as 0.01 microns. That's 18,000 times smaller than the head of a pin. Global Plasma Solutionsâ€™ (GPS) patent pending technology has been 3rd party tested and proven to reduce or eliminate viruses, bacteria, mold, allergies, dust, smoke and odors. The GPS-2400 is a carbon-fiber needlepoint, bi-polar ionization generator rated 2,400 CFM or up to 6 tons nominal capacity. The GPS-2400 is designed for air handler mounting. The GPS-2400 housing is made from formed ABS plastic and includes ion output indication and an integral mounting tab for easy installation to the air handler wall or fan shroud.