This Sub-Zero water valve assembly is a high-quality OEM part, perfect for repairing your refrigerator and ensuring optimal performance. The part includes a water tank assembly with a bi-36uid/ufdid and bi-42ufdid model number, making it easy to identify and purchase the correct replacement part. The assembly is specifically designed for Sub-Zero brand refrigerators and is essential for ensuring the proper functioning of the water valve. This item is a must-have for any professional or DIY repair enthusiast looking to maintain the quality of their Sub-Zero refrigerator.