
Air filters for general ventilation - Part 2: Measurement of fractional efficiency and air flow resistance (ISO 16890-2:2022)
NORM herausgegeben am 15.2.2023
Designation standards: ÖNORM EN ISO 16890-2
Publication date standards: 15.2.2023
The number of pages: 73
Approximate weight : 219 g (0.48 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM