Nice. A shop-vac might have been more effective, but not nearly as much fun!
Have you tried messing with the height dampening on that KK board yet?
Here's a little video one of the local club guys shot of me flying my hexcopter. No room to do much with it in there...
hexacopter with retracts, lights. January 15th, 2013 Civic Center / Selah, Wa. indoor funfly.