No. 931 is an electrically-heated, 1,250° F high-temperature universal oven from Grieve, currently used for various heat treatments at a customer’s facility. Workspace dimensions measure 25”W x 36”D x 24”H, and 18 kW are installed in Incoloy-sheathed tubular heating elements, while a 1,000-cfm, 1-hp recirculating blower provides a universal front-to-rear airflow to the load.