Update: 02/22/23: We have a limited supply of Air Purifiers. EH&S is lending portable High Efficiency Particulate Air (HEPA) purifiers at no charge to UCR workplaces (e.g., classrooms, offices). Complete this request form if you believe that your workplace may benefit from a portable HEPA purifier. Examples include: small-size and high-occupancy classrooms, tight office spaces...