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Application
≥5μm, dust filtration, (especially used in the train or the subway, where the place has air-conditioner), pre-filter through air filter program
Technical Data
| Type | pads or rolls size |
| Media | synthetic fiber with gradual density
inlet side is blue |
| Washable | about 4-5 times |
| EN779 class | G3 |
| Average Arrestance | 88%（ASHRAE52.1-1992） |
| EUROVENT4/5 class | EU3 |
| DIN53438 Non-flammability Standard | F1 |
| Final Resistance | (suggested) 150Pa-(max)250Pa |
| Max. Dust holding capacity | 520g/㎡ |
| Temperature resistance | 100℃ |
Specifications
| Type | Dimensions | Rated air velocity
(m/s) |
Initial pressure drop (Pa) | Rated air flow(m2/h) | ||
| Length
(m) |
Width
(m) |
Thickness
(mm) |
||||
| Rolls | 20 | 1/2 | 15 ± 2 | 1.5 | 20 | 5400 |
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