| Grade | F5 – 40-45% | F6 – 60-65% | F7 – 80-85% | F8 – 90-95% | F9 95% |
| Media Basic Weight | 90 g/m2 | 90 g/m2 | 90 g/m2 | 90 g/m2 |
90 g/m2
|
| Carrier Basic Weight | 25 g/m2 | 25 g/m2 | 25 g/m2 | 25 g/m2 |
25 g/m2
|
| Class | F5–40-45% | F6-60-65% | F7-80-85% | F8-90-95% |
F9-95% +
|
| Colour | Tan / Brown | Green | Red | Yellow |
White
|
| Initial Efficiency NaCl @ 0.5 um |
< 40 % |
40 – 60% |
60 – 70% |
70 – 80% |
80 – 85% |
| Face Velocity | 0.15 m/s | 0.15 m/s | 0.15 m/s | 0.15 m/s | 0.15 m/s |
| Pressure Drop | < 10 Pa | < 15 Pa | < 40 Pa | < 60 Pa | < 70 Pa |
| Performance | EN779:2002 / ASHRAE 52.2 * | EN779:2002 / ASHRAE 52.2 * | EN 779:2002 / ASHRAE 52.2 * | EN779:2002 / ASHRAE 52.2 * |
EN 779:2002 / ASHRAE
52.2 *
|
| Flammability Class | F1 / 2mm – Per DIN 53438 Part 3 | F1 / 2mm – Per DIN 53438 Part 3 | F1 / 2mm – Per DIN 53438 Part 3 | F1 / 2mm – Per DIN 53438 Part 3 | F1 / 2mm – Per DIN 53438 Part 3 |