Yeah, if you have a cooler that consistent and adjust your temp for the measured thermal mass of the cooler it would work fine. Mine loses about ten degrees pe

Yeah, if you have a cooler that consistent and adjust your temp for the measured thermal mass of the cooler it would work fine. Mine loses about ten degrees per hour at mash temp, however, so I need to adjust the temp pretty continuously during mash. Of course, another part of it is just my desire to hack together nifty gadgets. :-)