... two independent tanks for milk,tea,coffee,soybean catering boilers in double tanks ENW-150Thigh-quality s/s body ... body ,filter and inner tank, attractive designs and durable in use.2. With high-power heating, energy-saving, ... two different drinks and keep warm the drinks in the inner tank.This is the best choice ... (Single wrapped)20GP,42040GP,84040HQ,1085 catering boilers in double tanks ENW-150T