If i build a Co2 chamber will i constantly need new Co2 cartridges?
no. i use c02 for rats, you can get dry ice. put them in a chamber with 2 holes on top, and get the dry ice, you dont need alot, only 80 cents worth, (it is a nice big clump).
"A Dumb One I May Be, But A Smart One I Must." ~~Josh Emmons.