Thu Jan 25, 2007 4:05 pm
Judging from the picture at B3, I'd say that a 4L Erlenmeyer is about the top end for that, though I've heard rumors of people putting 5 gal of wort in a 6.5 gal carboy with a stir bar on top of other "standard" stir plates in order to aerate wort prior to pitching.
-s-