Compatible Delaval Manus Vanes VP78 (203mm x 76mm x 6.2mm) The Compatible Delaval Manus Vanes VP78 are precision-engineered replacement vanes designed to deliver reliable performance and long-lasting durability within Delaval vacuum pumps . Measuring 203mm x 76mm x 6.2mm , these vanes provide a perfect fit and consistent vacuum output , helping maintain smooth milking performance and efficient system operation . Manufactured from high-grade composite materials , these vanes are resistant to wear, heat, and friction , ensuring extended service life under demanding dairy farm conditions . They maintain excellent sealing properties and consistent performance , even during continuous use, reducing the risk of downtime and costly maintenance. The Compatible Delaval Manus Vanes VP78 are easy to install and designed for seamless compatibility with Delaval vacuum pump models using VP78 specifications. Whether replacing worn vanes or performing routine maintenance, these replacements ensure steady vacuum levels , smooth pump operation , and improved overall efficiency . When correctly fitted, these vanes help to: Maintain optimal vacuum performance Reduce friction and wear within the pump I