The Bayou Classic's 800-440 10 Gallon Stainless Steel 4 piece Brew Kettle Set comes complete with a domed/vented lid, stainless steel ball valve with a ½" FNPT threaded interior and exterior opening, and a stainless thermometer with a 3" dial indicating various Brew Settings.
Bayou Classic constructed the 4-piece Brew Kettle Set (800-440) entirely of stainless steel.
Stainless steel construction allows for more even heating which prevents sticking & scorching.
Designed with a narrow diameter and high side-wall to reduce the chance of a boil over.
All stainless steel construction eliminates worry about interaction with acidic wort.