JULABO Open Heating Bath Circulators or Heating Circulators with high quality stainless steel, Plexiglass or Makrolon bath tanks are mainly used for internal and external temperature tasks. Temperature application to external closed systems is possible via the pump nozzles. Models with different bath sizes and operating facilities are available. Accessories for these units include test tube racks, bath covers etc. An integrated cooling coil is provided for temperature applications at near ambient or just below. Temperature ranges +20ºC to +150ºC.