NBN EN 13141-1:2019

This document specifies laboratory methods for testing externally and internally mounted air transfer devices operating under pressure differences.
This document applies to air transfer devices of the following types:
- air transfer devices with fixed opening(s)
- air transfer devices with manually adjustable opening(s)
- air transfer devices with pressure difference controlled opening(s)
- window openings specifically designed to act as an air transfer device.
This document describes tests intended to characterize the following:
- flow rate/ pressure
- equivalent area
- reverse flow ability
- air tightness when closed
- free area
- air diffusion in the occupied zone
- sound insulation
- water tightness.
This document does not apply to evaluation of:
- air filtration
- condensation risk
- noise production.

30 NOVEMBRE 2018. - Arrêté du Gouvernement flamand modifiant l'arrêté relatif à l'énergie du 19 novembre 2010, en ce qui concerne diverses dispositions en matière d'énergie