Step type inline tray cooler is desinged to cool down the baking trays after baking process. The inline tray cooler has many advantages with its compact desing compared to classic tunnel type tray coolers. Only with a 3 kw of electrical consumption you can cool down your trays without need of any chimneys and blowers. Can be installed inline on any trays return circuit. This step system can also be desinged as step proofer or step freezer which can be a choice for semi industrial bakeries.