No. 1008 has 4 insulated walls with an aluminized steel interior and exterior. With workspace dimensions measuring 42 x 72x 30", the tunnel oven with gravity roller conveyor offers an operating temperature of 500°F (260°C). It can be used for preheating metal housings. Oven controls include a digital-indicating temperature controller, manual reset excess temperature controller with separate contactors and a recirculating blower airflow safety switch.