รายละเอียดเพิ่มเติม
| Name | 4-Vevo |
| Type | 4V-Shape |
| Filter Class | F7-F9 |
| Media | Glass Fiber Paper / Synthetic Fiber |
| Frame | ABS-Plastic |
| STD.Size(mm.) | 592 x 592 x 292 (Full-Size) 287 x 592 x 292 (Half Size) |
| Norminal Airflow (CMH) | 3400 (Full-Size) 1700 (Half Size) |
| Initial Pressure Drop (Pa) | 95-130 |
| Final Pressure Drop (Pa) | 450 |
| Arrestance (%) according to EN7779 | 80-95% |
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