With top quality human friendly Polypropylene (PP) material
Low Breathing Resistance
Bacterial Filtration Efficiency(BEF)>95% or >99%
Material: Polypropylene (PP)
Single size: Width 175mm/ 250mm
Fabric Weight (GSM): 25g/㎡ , 50g/㎡
Roll outer diameter: 500mm
Roll inner diameter: 75mm
Roll Weight: 5.0kg
Flux: 32 L/Min
PFE (0.3μm): ≥95%, ≥99%, ≥100%
BFE: ≥95% , ≥99%
Certificate: CE
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