HFGW-PRO H13-H14 W High Capacity HEPA Filters are premium filtration solutions specially designed for effective retention of airborne micro-particles and long-term use. Meeting H13 and H14 classification standards, these filters offer exceptional performance with the capability to capture up to 99.95% of harmful airborne substances. They operate effectively in environments with heavy particle loads. By efficiently filtering dust, pollen, bacteria, viruses, and other harmful particles, they significantly improve air quality in the space.