Zephaire-100-G-ES Base Section (oven only) ENERGY STAR Qualified Gas Convection Oven – Liquid Propane, 45000 total BTU, Construction, Fully welded extruded angle iron frame keeps oven square and rigid, Blodgett convection ovens maintain their durability even after decades of use, Double porcelainized interior surface prevents rust and extends oven life, Triple-mounted doors ensure consistent alignment and tight sealing to prevent heat loss, Cavity lights and glass doors allow product monitoring, Operation, 45000 BTU per hour, 54% energy efficiency rating, ENERGY STAR qualified, Two-speed fan motor, Standard SSI-M solid-state infinite control with thermostat and timer dials, Optional SSD solid-state digital control with LED display, Cook & Hold and Pulse Plus, Capacity, 3.25" pan spacing, (5) full-size sheet pans left to right, (10) 12" x 20" x 2.5" steam table pans.