Perfect Fit: Specifically designed for Vokera boilers, replacing part number 10025305. Efficient Performance: Ensures seamless switching between heating and hot water functions for optimal comfort. High-Quality Construction: Made from robust materials to withstand frequent use and ensure long-lasting durability. Quick Replacement: Designed for straightforward installation, minimizing downtime and restoring boiler performance quickly. Quick Replacement: Designed for straightforward installation, minimizing downtime and restoring boiler performance quickly. Reliable Operation: Resolves common diverter valve issues, such as inconsistent water temperature or loss of heating., Manufacturer: HTS