语言选择：
| EN779 Class | F6 | F7 | F8 | F9 |
| Average Arrestance | 60-80% | 80-90% | 90-95% | >95% |
| Initial Pressure Drop | 100 Pa | 115 Pa | 125 Pa | 155 Pa |
| Final Pressure Drop | 600 Pa | |||
| Max Operating Temperature | 80℃ | |||
| Max.Relative Humidity Resistance | 100% | |||
| Frame | ABS Plastic | |||
| Media | Micro fiberglass paper in mini pleat design | |||
| Separators | Hot melt glue | |||
| Fire Resistance Class | F1 Din 53438 | |||
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