Smeg Oven Outer Door Glass DOA330X DOU330X SOA330X SOU330XOUTER GLASS SMEG OVEN DOA330X DOU330X SOA330X Serial Number Effective SOU330X A clear photograph of the product code and model number is required to ensure accurate identification and receive help. In most wall ovens, the model number sticker can typically be found conveniently positioned next to the door seal or on the side of the door itself. For freestanding ovens, you can normally locate the sticker near the door seal, concealed behind the warmer