Main functions: Seal connection between the fill valves and the water supply systems or internal component of the fill valves, ensuring a tight seal to prevent leaks, which help maintain proper valves operate and avoid water wastage Make from Rubber materials to bear frequent use and maintain a stable seal over time With its precise design, it offer a seamless installation experience and ensures perfect performances A good seal minimizes maintenance requirements caused by leaks or damage, thereby reducing maintenance costs and frequency Effectively reduces water flows noise, enhancing the overall efficiency of tanks and contribute to a more enduring and efficient toilet systems, Manufacturer: Xuancai