𝗦𝘂𝗺𝗺𝗲𝗿 𝗩𝗶𝗯𝗲𝘀 🌸 The OHD AeroFit is a quantitative respirator fit test instrument that uses CNC (Condensation Nuclei Counting) technology to objectively measure how well a respirator (like N95s or elastomeric masks) seals on a person’s face by comparing particle levels inside and outside the mask. It’s designed to be easy to use with a built-in touchscreen and guided instructions, supports OSHA and ISO fit test protocols, and can complete tests quickly (often in under a few minutes. Yo