> For the complete documentation index, see [llms.txt](https://shedmate.gitbook.io/shedmate-help/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://shedmate.gitbook.io/shedmate-help/designing-shed-projects/manipulating-shed-dimensions-and-customizing-bays-and-mullions-on-end-walls.md). # Manipulating Shed Dimensions and Customizing Bays and Mullions on End Walls ## Shed Design: Manipulating Shed Dimensions and Customizing Bays and Mullions on End Walls In the video below we explore: * Editing items by clicking on them in the User Interface (UI) * Different options for each shed item * Dimensions (Length, Width and Height), dynamic bays and mullions. * Roof Type and Roof Angle {% embed url="" %}