BUNN CWTF 4/2 Twin 12-Cup Automatic Coffee Brewer, Two Brew Heads, Two Lower Warmers, Four Upper Warmers Brews 15 gallons (56.8 liters) of perfect coffee per hour Medium volume usage, twin brew head systems Six individually controlled warming stations; four upper, 2 lower All stainless steel construction Decanters sold separately Brews 15 gallons (56.8 liters) of perfect coffee per hour Medium volume usage, twin brew head systems Six individually controlled warming stations; four upper, 2 lower All stainless steel construction Product Built to North American Electrical Standards