Precise water level control with a unique float ball design, helping prevent overflows and leaks while conserving water, an essential feature for toilet tanks. Made from PVC and 304 steel, this toilet tank accessory offers corrosion and wear resistance for long service life. Ideal for homeowners replacing or repairing toilet tank components; maintenance personnel managing public facilities; renovation companies sourcing parts. Suitable for home bathrooms, public restrooms in malls and schools, and hotel guest rooms, delivering stable performance and maintaining standards. Use scenarios Residential replacement or : installed when replacing a toilet tank component in a home to restore reliable water level control and reduce maintenance. Public facility maintenance: used in school or mall restrooms to prevent leaks and ensure consistent performance with minimal downtime. Renovation projects: incorporated in hotel or office bathroom renovations to maintain standards of reliability and function during updates.