Prusa Humidity Control

I live in a very humid part of the world so I can not leave my filaments open. So, usually when they are not being used, they are in sealed plastic containers with desiccant. But, when in use, mounted on top of my printer, they are exposed to the elements. I needed something to cover them whilst on top of the printer but that did not add a lot of mass with the potential of introducing ringing.

This design uses very light weight materials, 3mm thick Coreflute (like plastic cardboard), some wi