Triple walled in construction. Incoloy sheathed tubular air heaters provided on the side/back walls of the chamber. Stainless steel inner chamber, round angle structure easy cleaning. Left & right/back side of the inner chamber are duly perforated for proper air circulation & to maintain uniform. Forced air through dynamically balanced fan driven by heavy duty motor fitted in the center on top/Back of the oven. Silicon rope/Flat as a perfect door sealant. temperature within the chamber. Safety cum standby thermostat to cut off the heater supply in case of overshoot of temperature.