This is exciting – it’s actually doing the job! It’ll only get better once everything is properly fitted, but I really need the airbag itself done before I can cut everything down properly to stuff it in. A lot of the system as pictured has extra tubing (such as right after the line in the fan) so that I can maneuver the flow around in whichever direction will ultimately prove necessary. Quite thrilled with it, and since this is a big hurdle that’s now solved, I can prioritize finishing the rest of the visual parts of the costume.
A look at the test rig of the entire closed system: