https://steelselect.com.au/resources/cad
- Steel roofing and walling
a path through the web to GDL sources
Websites from manufacturers offering GDL objects for download or BIM content platforms
https://steelselect.com.au/resources/cad
https://www.b-prisma.de/hersteller/projekte/thyssenkrupp/
Sheet pile object (demo)
https://www.trimo-group.com/en/downloads/design-tools/bim
https://www.velux.co.uk/professional/products/cad-bim/3d-objects
https://www.b-prisma.de/hersteller/projekte/wilde-spieth/