How many air stone in a small raft bed?

[Josiah Sherman]

Hello!

I built a small 4' x 12' raft bed, and I'm wondering what size air pump and how many and what size air stones I should use?

I will appreciate any advice.

Thanks,

Josiah

[Harold Sukhbir]

Hi Josiah,

See here

http://community.theaquaponicsource.com/group/raftdeepwatercultureg...