No. 835 is an electrically heated walk-in oven that can be used for heat treating steel parts. Workspace dimensions measure 48 inches wide x 72 inches deep x 72 inches high. A maximum temperature of 1200°F is provided by 120 kW installed in Incoloy-sheathed tubular heating elements.  A 10,000-CFM, 7.5-HP recirculating blower provides combination vertical/horizontal airflow to the load. Safety and control equipment include a digital indicating temperature controller, manual reset excess temperature controller with separate contactors and recirculating blower airflow safety switch.