Key benefits Restores reliable flushing and stops leaks: replaces worn drain button and seal to prevent water loss and slowrunning tanks. Saves water and reduces waste: a watersaving drain button design helps lower water use when compared to faulty or leaking components. Durable, longlasting materials: ABS plastic body plus a density elastic rubber sealing ring resist aging and maintain a tight seal over time. What it does Drain button assembly for split toilet tanks, available in multiple sizes to match common tank openings. Sealing rubber ring provides strong elasticity and density to keep the tank watertight and reduce the chance of leaks or deterioration. Key attributes Function: drain/flush button for split toilet tank systems. Material: ABS plastic body for impact and corrosion resistance; density rubber sealing ring for durable sealing performance. Sizes: offered in a variety of sizes; select the size that matches your tank or replacement part requirements. Performance: stable sealing, good elasticity of the rubber ring, and resistance to aging for consistent flush operation and water savings. Why customers need it broken or worn flush buttons and seals to stop continuous water loss and avoid higher water bills. Upgrade aging tank components during bathroom repairs or renovations to improve reliability and efficiency. Maintain rental, commercial, or residential bathrooms with a selectablesize replacement part that matches different tank models. Use scenarios Home bathroom : a cracked or stuck drain button and its seal during a routine toilet to restore normal flushing and stop leaks. Bathroom renovation or upgrade: Swap old tank hardware for a watersaving button and sealing ring while updating fixtures. Property maintenance: Keep sparesize options on hand for quick replacements in rental units, office restrooms, or hospitality settings to minimize downtime. Buying tips Measure your tank's button opening or bring the old part when selecting a size to ensure a proper fit. Choose the size option that matches your split toilet tank model for a secure seal and correct button operation. Materials and durability ABS body: lightweight, impactresistant, and suitable for longterm use in toilet tank environments. Rubber sealing ring: density and good elasticity mean it holds a tight seal and is not prone to rapid aging, extending the service life of the assembly. Suitable for Split toilet tank systems requiring a replacement drain/flush button and sealing ring as part of bathroom or maintenance work.