Vacuum Tank Air Dryer!

So I have been experimenting with with using a 5 gallon vacuum chamber (see more here: http://diy3dtech.com/5-gallon-vacuum-chamber-and-3-cfm-single-stage-pump-for-filament-drying/ ) for drying / dehydrating my 3D printing filament however when represureing the chamber I was letting some amount of hydrated air back in at velocity so I decided to create an **Air Dryer** attachment that would thread on to the 1/4 inch pipe threaded inlet of the unit and place a desiccant pack (see more here: https