Union Professionnelle d'Architectes
Beroepsunie Van Architecten

The Belgaqua Directory includes:
- the technical regulations concerning indoor installations (with a general didactic and a regulatory part, including the worksheets for security devices and installations in a domestic environment),
- a list of the worksheets for protections and installations in a non-domestic environment,
- the non-exhaustive list of devices declared either in conformity or technically safe for drinking water, approved protections and certified fluids.

See: http://belgaqua.be/media/12926/repertorium_2023-fr-web.pdf