dstar26t wrote:I use
this with
this. The fermwraps at Morebeer are great unless you're fermenting more than one carboy in your fridge/freezer. The space heater hits all carboys with one product.
I brew 10 gallon batches, 2 carboys. I just snake the fermwrap in an S shape, between the two carboys. Probe goes on one. I sometimes need to adjust the surface area to make sure the temps match up, but its been working well for me.