First, thanks for the recommendation - those look nice. Is it normal to have only one o-ring? If so, does it belong on the inside or outside (assuming the inside)?
Just received 3 new 16 gallon kettles, plus a 10 gallon kettle (planning to use as a grant). Each of the large kettles have two existing ports (13/16") near the bottom...assuming meant for valve and thermometer. I plan on turning this into an electric system. My question is this - since I plan...