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in stockReleased: 2023-04-19
UNE EN ISO 16890-4:2023
Air filters for general ventilation - Part 4: Conditioning method to determine the minimum fractional test efficiency (ISO 16890-4:2022)
Filtros de aire utilizados en ventilación general. Parte 4: Método de acondicionamiento para determinar la eficiencia fraccional mínima de ensayo. (ISO 16890-4:2022).
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| Standard number: | UNE EN ISO 16890-4:2023 |
| Pages: | 21 |
| Released: | 2023-04-19 |
| Status: | Standard |
DESCRIPTION
This standard UNE EN ISO 16890-4:2023 Air filters for general ventilation - Part 4: Conditioning method to determine the minimum fractional test efficiency (ISO 16890-4:2022) is classified in these ICS categories:
- 91.140.30