?? Genuine Brand New Sub-Zero Heater Drain Tube Compatible Refrigerator Models: 680, 690, 685-2, 695-2 Note: Use Starting with Serial #1810000 ?? Product Overview Maintain the performance and reliability of your Sub-Zero refrigerator with this Genuine OEM Heater Drain Tube. This factory-original replacement part helps prevent ice buildup and water blockages by gently heating the drain line, ensuring smooth and efficient water flow. ?? 100% Authentic Sub-Zero OEM Replacement Part ?? Prevents drain freezing and water overflow ?? Restores proper drainage and cooling efficiency ?? Factory-tested for a perfect fit and long-lasting performance ? Product Details Condition: Brand New Part Type: Heater Drain Tube Manufacturer: Sub-Zero (100% Genuine OEM) Authenticity: Verified Sub-Zero factory original replacement part ?? Important Notes Please verify your model and serial number before purchasing to ensure compatibility. If you?re unsure, contact us for assistance confirming fitment. ? Shipping Information Ships within 3 business days of purchase Professionally packaged for safe, damage-free delivery Tracking number automatically uploaded to once shipped.