GRIEVE CORP. No. 955 electrically-heated, top-loading 260C oven, with a workspace that measures 312″W x 24″D x 24″H. The 70KWunit is installed in Nichrome wire elements to heat the oven, while 8000CFM total from a series of four 2HP recirculating blowers provide horizontal rear to front airflow to the workload. Unit has 4″ insulated walls throughout, aluminized steel exterior and interior, a motor-operated rear-hinged door opening the top and front of the oven chamber and a workspace floor reinforced for 7200 lbs. loading onto the 1/4″ steel plate surface. Unit provides a digital programming temperature controller with two channels providing two independent zones of temperature control.