cpr aeroforce 2 conversion to air pump

[kga943]

i have a cpr aeroforce 2 that comes with a needle wheel venturi pump that works ok but not great.now cpr is selling the aeroforce ap that uses a air pump and and wooden air stones so i converted my skimmer to air pump and 2 4 inch air stones and what a difference this made see my video
http://www.youtube.com/watch?v=w7YmNA54Eyg&feature=youtu.be