Custom shelf

[laurent_delrieu]

You could use that

Rectangle false "packing" (Sample and example)

2D Packing

Hello I am not sure many people have PackRat. I don’t. But as your problem seems rather simple. But a sketch could be welcomed. For 2D packing that is not packing I suppose. Packing for me is more useful when you have a set f shapes and you want to optimise… So did you look at that ? http://www.grasshopper3d.com/forum/topics/rectangle-false-packing-sample-and-example