Air filters of type PPF
Panel prefilters of type PPF are used for rough precleaning of supply air into rooms of various purposes by general ventilation and air-conditioning systems.
Filter class by EN 779 (Eurovent 4/9) |
Specific air flow, m3/h* m2 |
Pressure drop, Pa |
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Initial |
Recommended final |
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Depth of filters (L), mm |
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48 |
20 |
48 |
20 |
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G3 (EU3) |
7000-9000 |
43-55 |
50-70 |
130 |
150 |
The filters are operational and keep their characteristics at air temperature from -40°C to +70°C.