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.
