Sorry for the late reply, but yes I used a Lowes version of that for years. The biggest beer I ever made with it was a English Barleywine. I think it had like 26 lbs of grain. The mash was definately thick, but it won a second place in a So Cal comp.Hi cmac
Have you ever fermented in a 10(new) gallon home depot water cooler?
I am using the s type air lock