Compatible DeLaval Duovac Straight Lid (985484-01) The Compatible DeLaval Duovac Straight Lid is a premium-quality replacement part designed to provide a reliable, airtight seal for DeLaval Duovac vacuum systems . Engineered for precision fit and dependable performance , this lid helps maintain stable vacuum levels , ensuring smooth, efficient milking operations and consistent milk flow day after day. Constructed from durable, chemical- and impact-resistant materials , the lid withstands regular cleaning, moisture, and intensive daily use , making it ideal for demanding dairy environments . Its precision-moulded structure ensures a perfect fit and leak-free seal , helping to prevent vacuum loss and maintaining system efficiency throughout each milking session. The Compatible DeLaval Duovac Straight Lid is a direct-fit replacement for DeLaval part number 985484-01 , offering a cost-effective, high-performance solution for system maintenance or repair. Designed for easy installation and minimal downtime , it restores system reliability quickly and efficiently — supporting long-term operational performance and hygiene. When correctly fitted, this lid helps to: Maintain consistent vacu
