The gas-fired, 350oF (177oC) jumbo walk-in oven is used for batch processing large composite structures. Workspace dimensions of No. 996 measure 10 by 8' with a 32' diameter. The unit offers 1.2 million BTU/hr installed in a modulating natural gas burner to heat the unit, while 49,000 cfm total from two 20 hp recirculating blowers provide combination airflow to workloads. The batch oven has 4" insulated walls throughout and removable top-mounted heat chamber. The oven body is split into four sections for shipment with mating angle-iron frames to ease field reassembly.