# Structure

- [Introduction to Structure](/duo-build/structure/intro.md)
- [15mm Extrusion](/duo-build/structure/intro/15mm-extrusion.md)
- [15mm x 30mm Extrusion](/duo-build/structure/intro/15mm-x-30mm-extrusion.md)
- [15mm x 45mm C Channel](/duo-build/structure/intro/15mm-x-45mm-c-channel.md)
- [45mm x 45mm U Channel](/duo-build/structure/intro/45mm-x-45mm-u-channel.md)
- [Flat Plate](/duo-build/structure/intro/flat-plate.md)
- [Flat Beam](/duo-build/structure/intro/flat-beam.md)
- [L Beam](/duo-build/structure/intro/l-beam.md)
- [Brackets](/duo-build/structure/brackets.md)
- [Corrugated Plastic Sheets](/duo-build/structure/corrugated-plastic-sheets.md)
- [M3 Hardware](/duo-build/structure/m3-hardware.md)