I've seen the commercial traps that run off propane tanks (and the mechanics only last 1-2 years until they breakdown) – they seem far too wasteful. This idea

I've seen the commercial traps that run off propane tanks (and the mechanics only last 1-2 years until they breakdown) – they seem far too wasteful. This idea seems ingenious, especially the part about using seltzer water for the CO2 (which will last 3-4 hours). Thanks for sharing!