Elevate your air filtration efficiency with the BOFA AD Nano Pre Filter, part number 1UA1030190. This premier pre-filter is specifically designed to complement the BOFA AD Nano air filtration systems, providing exceptional particle capture performance. With a 50% efficiency rate for particles down to 2.5μm, this filter ensures a significant reduction in airborne contaminants. Its robust design features pleated glass fiber material encased in a zinc-plated steel frame, ensuring durability and optimal airflow. The inclusion of a rubber gasket ensures a perfect seal, enhancing the system's overall performance.