Designed for steam sterilization by gravity air removal at 121 degree Celsius with fast or slow exhaust option for sterilizing container, ampoules, vials, bottles, test tubes, rubber articles of labs, hospitals and industries Construction S.S. 316 or S.S 304 chamber and jacket of boiler grade steel with reinforcements. Optional door inner construction either S.S.304 or M.S. lined S.S. Radial Locking System, Sliding door with tongue & groove system for big size models. Fitted with Silicon Gasket. Multi-port valve operation available for size up to 2’ x 3’ x 5’ (850 liters)