Product: Drain Button and Sealing Ring for Split Toilet Tank Key benefits Watersaving operation: Designed for split toilet tanks to support efficient flushing and reduce water use compared with worn or leaking components. Prevents leaks: density sealing rubber ring with good elasticity resists deformation and aging, stopping common cistern leaks and reducing waste. Longlasting materials: Drain button made of durable ABS; sealing ring formulated to retain elasticity and resist hardening over time. Flexible fit: Available in a variety of sizes so you can choose the option that matches your split tank model for a reliable, snug fit. Easy and upgrade: A practical part for bathroom maintenance, letting you worn components without replacing the whole cistern. What it does Actuates the flush in split toilet tank systems and provides a reliable watertight seal between the flush mechanism and the tank. Restores proper flush control and prevents continuous running or slow leaks caused by aged seals or damaged buttons. Materials and performance Drain button: ABS material — impact resistant, durable in humid bathroom environments. Sealing ring: density, elastic rubber that resists aging and maintains a secure seal under repeated use. Performance focus: Durable seal integrity and consistent button action to minimize maintenance and water loss. Compatibility and sizing Specifically for split toilet tank systems; multiple size options available to match common tank and mechanism dimensions. When ordering, select the size that corresponds to your tank's flush assembly opening to ensure compatibility. Typical use scenarios Home bathroom : a cracked button or hardened seal to stop a cistern from leaking and restore normal flush operation. Renovation or upgrade: Swap in a watersaving button and sealing ring during a bathroom update to improve efficiency without changing the tank. Commercial or multiunit maintenance: Use as a stock replacement part in apartment buildings, offices, or hotels to quickly fix split tank flush issues and reduce downtime. Installation notes Designed for straightforward replacement of existing splittank buttons and seals. Match the selected size to your tank assembly before installation. If unsure about size, measure the flush assembly opening or compare to the original button and sealing ring. What to expect A functional, direct replacement for split toilet tank drain buttons and seals that restores flush performance, reduces leaks, and extends the service life of your cistern without replacing the entire unit.