EN 13799 Normative

Ventilation in non-residential Buildings. Minimum filter classes recommended per filter section as per the EN 779 Norm

 

Outdoor air quality Indoor air quality
IDA 1 (high) IDA 2 (medium) IDA 3 (moderate) IDA 4 (low)

ODA 1 (pure airo)

ODA2 (dust)

ODA 3 (very high concentration of dust or gases)

F9

F7 + F9

F7 + GF + F9*

F8

F6 + F8

F6 + GF + F9*

F7

F5 + F7

F5 + F7

F5

F5 + F6

F5 + F6

* GF = Gas filter (carbon filter) , and/or chemical filter