Best Face Masks for Bacteria and Viruses - AllergyStore.Com
The N95 Alpha Mask does not have an exhalation valve. It is light-weight and disposable. This mask has been used also known as the “ Flu” mask the “Swine Flu” mask the “H1N1” mask and the “SARS” mask. As you can tell from its many names, this mask has been used for protection from a variety of masks.