Series BD S Solid Line Standard Incubators With Gravity Convection ENQUIRE NOW Available sizesModel BD-S 56 - 2.2 cu.ft.Model BD-S 115 - 4.2 cu.ft. Special features Temperature range: ambient temperature +5 °C to 70 °CAPT.line™ preheating chamber technologyGravity convectionAdjustable exhaust air flapController with timer function