The Greatest Guide To high efficiency particulate air (hepa) filter
Vintage Collection Efficiency Curve with Filter Collection Mechanisms HEPA filters are composed of a mat of randomly arranged fibers.[16] The fibers are usually made up of polypropylene or fiberglass with diameters concerning 0.5 and 2.0 micrometers. More often than not, these filters are composed of tangled bundles of high-quality fibers. These fi