Originally Posted by jatcar95
Thanks for the suggestions! I'll take a look. hoppy, I never would have considered drilling a hole in the rotor flaps, that's pretty clever!
The original idea behind drilling holes in the rotor flaps is to make the rotor chop CO2 bubbles into fine mist - running the bubbles of CO2 through the pump. The reduction in flow rate is just a side effect that I like also.