Someone was asking about this yeast, well I used it last Wednesday in a bitter, I am kegging it later 1042 to 1010 hitting the 4.2% target Fermented at 19c in the all rounder at 8psi, it has not even been cold crashed, it is nice but will get better, I know us-04 is a marmite it is my first time using it would I use it again well yes I will