yes vicvicious have one, look in the diy section of our forum.
There are several good videos on YouTube.com. I think the Mr. Green, 'I Grow Chronic' is a good series. This link should get you there.
YouTube - How to grow green part 4
his using a co2 tank, same thing mcdonalds and stuff use to carbonate your drinks.
Yea yea thats what I meant.... Solenoid.. Not regulator =)refill is 20lb about 25-35 bucks depending on your co2 refill supplier. You also need a solenoid for your regulator to turn the co2 on/off.
His shit looks great! for the money you can't beat it....Yup. His hole setup is $500 or less. He says it works great. I think he has a plan. But if you don't like it there are other videos on YouTube to consider.