the boredom bubbler project.

in between jobs mental exercise project. Haven't built it yet so untested. The only parts that aren't 3d printed are the "chamber" and "down stem". links for both acrylic tubes below. source your own slider, 4 perforated wafers for diffusion. air enters the inner down-stem from the top and travels downward before entering the inner up-stem from the bottom and traveling up to the mouthpiece giving a long travel distance and more time for the air to cool. its 14mm compatible. anything labeled gasket or seal is made from tpu. The rest for me would be either petg or asa. although any mildly inert and heat resistant filament should work. Use at your own risk. assembly: place both a chamber gasket and down-stem gasket in the base followed by the chamber and down-stem. assemble the top portion: slide the inner up-stem into the top-plate followed by the inner down-stem over top. then follow this with the sliding a wafer seal over each of the wafers.slide each wafer over the inner down-stem(s