H-grade Filter（HEPA Filter）
High-efficiency HEPA filter, low resistance, large dust holding capacity
Mini-pleat filters use hot melt adhesive instead of aluminum foil separators to separate filter media. A 69 mm thick mini-pleat filter achieves the same performance as a 150 mm thick conventional separator filter.With the same filtration area and efficiency, a 90 mm deep mini-pleat HEPA filter ...
