EN 16798-3:2017 Standard

Recommended minimum filter classes, by filter selection, depending on the type of supply air and the outside air quality according to EN16798-3: 2017

Exterior air quality	Air supply class
Exterior air quality	SuP1 (Highest)	SuP2	SuP3	SuP4	SuP5 (below)
ODA 1	M5+F7	F7	F7	F7	–
ODA2	F7 + F7	M5 + F7	F7	F7	G3, M5
ODA 3	F7 + F9	F7 + F7	M6 + F7	F7	F7

The new standard EN 16798-3: 2017 refers to the standard EN 779, does not provide any recommendation for the selection of filters classified according to EN ISO 16890-1.

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