What do you use to hold your mash temp?

[hawktrio]

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[Nummey]

I brew in my basement in the vicinity of a clothes dryer. Last time I brewed, i tossed a few towels in the dryer for a few minutes, they came out hot and I wrapped them around my 9 gallon pot for an hour. Only lost about 1-2 degrees.

I'd call it ghetto but not sure they have dryers in the ghetto!