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Combined booths for painting and drying |
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Manoeuvrable platforms for painters with pneumatic drive, regenerative heat exchangers |
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Technical data and the specification of filtration materials
Classification table of the class of filtration according to EN 779
| ČSN EN 779 |
middle efficiency[Em(%)] |
Middle separability [Am(%)] |
Usage |
| G1 | < = 65 | For preliminary dust collecting, e. g. preparatory filters for preliminary collecting of highly concentrated dust in air-conditioning equipment and drawing-off tracts | |
| G2 | 65 - 80 | ||
| G3 | 80 - 90 | ||
| G4 | > = 90 | ||
| F5 | 40 Em 60 | 2nd stage of filtration to separate soft dust and as preliminary filtration for absolute filters. Intended for air-conditioning equipment and drawing-off tracts. Used in industrial branches.
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| F6 | 60 Em 80 | ||
| F7 | 80 Em 90 | ||
| F8 | 90 Em 95 | ||
| F9 | 95 Em |
| class of filtration | medium efficiency | Usage |
| EN 1822 | E ( % ) MPPS | |
| H10 | 85 | absolute filters for highly efficient air filtration
intended for special usage (laboratories, surgery rooms, medicine production), as final elements for the 3rd degree of filtration |
| H11 | 95 | |
| H12 | 99,5 | |
| H13 | 99,95 | |
| H14 | 99,995 | |
| U15 | 99,9995 | |
| U16 | 99,99995 | |
| U17 | 99,999995 |
Used terms for filter classification
EN 779 - European norm for preliminary filters and preliminary and fine filtration of classes G1 to F9
EN 1822 -European norm for fine filtration concerning filters HEPA and ULPA for classes H 10 to U 17


