NBN X 44-004-1984
Klassifizierung der in der allgemeinen Luftung angewandten Luftfilter Classification of the air filters used for generai ventilation

Standard No.

NBN X 44-004-1984

Release Date

1984

Published By

BE-NBN

Latest

NBN X 44-004-1984

Scope

The aim of this standard is to group air filters used in general ventilation into categories and classes. It can serve as a basic document for granting the BENOR brand.

NBN X 44-004-1984 history

• 1984 NBN X 44-004-1984 Klassifizierung der in der allgemeinen Luftung angewandten Luftfilter Classification of the air filters used for generai ventilation
• 1979 NBN X 44-004-1979 Classification of the air filters used for generai ventilation