BENTISM 24''x24''x11.5'' HEPA Filter for Laminar Flow Hood 99.97% Efficient; 3 Microns

It features corrugated aluminum foil partitions; carefully configured to maintain the precise distance between pleats. We have incorporated high-density paper composed of ultra-fine glass fiber; providing superior filtration capabilities without compromising on durability. We understand the importance of air-tight filtration; which is why our H13 HEPA Filter boasts a sturdy galvanized enclosure. The filter exhibits an initial resistance (pressure drop) of 1.0 inwg (250Pa); while the final resistance is measured at 2.0 inwg (500Pa). Our H13 HEPA Filter is a powerhouse of efficiency and durability; tailor-made for users who demand nothing short of the best when it comes to air filtration.