Double walled, inner made of thick stainless steel, outer made of heavy duty Mild Steel duly powder coated. Insulation between inner and outer wall is done with 75mm thick glass wool to prevent any heat loss. Provided with double walled door with inner made of thick stainless steel and outer is made of Mild Steel duly powder coated painted. Door is provided with best quality handle, gasket etc. Inner chamber is provided with 2/3 nos. perforated stainless steel. Temperature Range is from ambient to 250°C and is Controlled by Microprocessor PID Controller (safety Thermostat). Heating is done with ISI mark heating elements made of Kanthal A-One Ni-chrome tubular air heater. Complete with air circulating fan.