https://www.keuco.com/de/service/professionals/bim_daten
- Sanitary Objects
a path through the web to GDL sources
https://www.keuco.com/de/service/professionals/bim_daten
https://www.ido.fi/ammattilaiset/tietopankki/
https://specify.caroma.com.au/bim-library-landing/archicad