Box-It Raspberry Pi 2 & 3 Case

The idea was to create a new housing. For other chassis, the lid did not hold fast or loosened quickly. Other cases had on the ground the vents. So the raspberry frequently crash caused of heating probs. After I use the housing without a lid, the Raspberry Pi works without problems for weeks.

So I wanted a housing that:

> Did not fall apart
> is cheap and saves material
> Enough ventilation grilles
> Easy to print
> Easy to assemble and without gluing and without screws (except for t