Key benefits durability and long life: brass construction provides lasting performance with resistance to rust for reliable operation over time. cycle life: tested for over 100,000 cycles to ensure stable, hassle drainage and basin efficiency. Easy installation and use: spring mechanism enables straightforward installation and simple control of water flow. Broad compatibility: designed to fit most standard basin wastes, suitable for a wide range of sink setups. Enhanced sink functionality: multifunction bounce valve improves drainage performance in various basin configurations. What it is Basin Sink Bounce Cores Drainer Valves family designed to upgrade basin drainage with reliable, brassbuilt components. Features a spring mechanism for smooth operation and easy flow control. Fits most standard basin wastes, providing a secure and compatible solution for many installations. Material and compatibility Material: brass for durability and rust resistance. Fitment: compatible with most standard basin wastes. Applications: suitable for homes, bathrooms, hotel rooms, and public restrooms. Use scenarios Residential bathroom replacement: swap out worn drain valves to restore smooth drainage and reliable water control in a family bathroom. Hospitality upgrades: install in hotel room sinks to improve reliability and reduce maintenance frequency across guest areas. Public restrooms: deploy in traffic restrooms to ensure durable performance and longterm rust resistance in demanding environments.