all stainless steel Hot Liquor Tank with aluminum TRI-CLAD base to heat efficiently. We have finally found a line of professional quality Stainless kettles with the quality we demand for a price you can afford. This is an NSF listed restaurant quality heavy brushed stainless kettle, not a cheap shiny import. This pride of ownership kettle compares nicely with much more expensive kettles. Equipped with a three piece full port half inch stainless valve mounted with our exclusive stainless true bulkhead and removable three inch bi-metal brewing thermometer mounted in a weldless stainless thermowell, and our high temp poly-carbonate Sight-glass. When you are done brewing pop out the thermos and put it in its box until your next brew-day. Comes with heavy fitted stainless lid.