so... what i am hearing is : blowoff tube :mug:
some vinyl tubing pushed into the top of the carboy, and overflowing into... a bucket full of water?
Thanks for all your replies - just knowing that this is a common problem puts my mind at ease.
Hey - new brewer and first time posting here :ban:
Checked on the brew this morning - the carboy exploded. Am using a 5 gal glass carboy with a rubber cork and small airlock. Foam had risen to the top of the carboy and popped out the cork and the airlock - and continued to gout foam...