Agreed. Much as I love shiny kit, and RIMS/HERMS seems fun, I've never had my big cooler mash tun drop by even one degree C over 90 minutes, even without bath t

Agreed. Much as I love shiny kit, and RIMS/HERMS seems fun, I've never had my big cooler mash tun drop by even one degree C over 90 minutes, even without bath towels.