Premium NSF Columns All columns are styrofoam insulated to prevent sweating Includes: Faucets 3/16" beer lines Tail pieces Hex Nuts & Washers Faucet Knobs Not Included Air Cooled Chrome Plated Faucets and Shanks with a Polished Stainless Steel Base Diameter: 3" Faucets: 1 Cooling: Air Height: 12"