BX4 'Smartbake' Convection Oven 4 TRAY CAPACITY 'Smartbake' CONTROLLER holds 26" X 18" BAKING PANS EVEN BAKE Ensured by large fan generating smooth air flow pattern. STEAM INJECTION High velocity water-fracturing system produces steam on demand. FINE CONTROL Six time phases during which you control: Bake time Temperature Steam injection Damper opening Fan direction. SIMPLICITY SmartBake controller with full-color display. Stores up to 99 programs. Adjust programs easily, either on the display itself or by download. OVEN COMBINATIONS The oven can be stacked with a second BX4 (or a BX2) oven, and placed on a stand with storage for baking pans.