Bunn AXIOM-4/2-TWIN Coffee Brewer With 4 Upper and 2 Lower WarmersTwin brew head system. Brews 15 gallons (56. 8 litres) of perfect coffee per hour. Six individually controlled warming stations. For high lime areas, BrewLOGIC technology calculates flow rate and adjusts brew time to maintain consistent pot levels. BrewWIZARD technology incorporates simplified programming with a LCD display. Ensures coffee brew quality with cold brew lock out capability. All stainless steel construction. Includes hot water faucet.