Need help on Aero..

ok i need a Do It Yourself air system that is also petty cheap for beginners.

plz tell me all the necessary equipment i need and how to build.
if you have any helpful url's then plz give them to me.

***ATTENTION***
this is for a small space around 2 by 3 feet.
thank-you

dude search the forum theres heaps of tips off here ya just have to Read them lol,nuffin comes for free ,filthy fletch has a good aero build on here