Ved emissionsprøvningerne placeres filtrene i en filterholderenhed, der opfylder kravene i punkt 2.2 i bilag V. Filterholderenheden skal være konstrueret således, at den giver en strømningsfordeling over filterets pletareal.
For the emissions test, the filters shall be placed in a filter holder assembly meeting the requirements of section 2.2 of Annex V. The filter holder assembly shall be of a design that provides an even flow distribution across the filter stain area.