Tuttnauer's fully automatic autoclaves fill, sterilize, exhaust, and dry at the touch of a button. Innovative closed-door drying cycle maintains sterility and ensures efficient drying of packs and pouches.External Dimensions:21.5"D x 20"W x 14.4"HTrays:9" Chamber Size: 3 Trays10" Chamber Size: 4 TraysChamber Capacity:9": 5 Gallons (19 Liters)10": 6 Gallons (23 Liters)