3-Inch Dual Flush Valve for One-Piece Toilets, Adjustable Height Anti-Leak Toilet Flush Valve with Silicone Seal Easy to Install Fits 1.28/1.6 GPF Water-Saving Toilet Replacement Parts

["Fit for One-Piece Toilets: Specially designed 3-inch flush valve for one-piece toilets. High compatibility with most standard models – It can directly replace the drain valve of integrated toilets such as FLUIDMASTER 830VTGB, Glacier Bay, and Project Source. Low leak rate ensures longer service life","Dual Flush + Adjustable Height Single Flush: Supports both dual flush (full/half flush) and adjustable-height single flush modes. Height can be fine-tuned to fit your toilet tank, giving you flexibility to switch between water-saving and powerful flush as needed","1.28 / 1.6 GPF & Anti-Leak Durable Build: Meets 1.28/1.6 GPF water consumption standards. Crafted from premium ABS,brass and rubber material – rust-proof, impact-resistant, and designed to prevent leaks. Low leak rate design reduces water waste and saves your water bills","CUPC & Water Efficiency Label – Code Compliant: Certified to CUPC (Uniform Plumbing Code) and Water Efficiency Label standards. Meets US standard sales requirements. Reliable choice for DIYers, landlords, and professional plumbers seeking code-compliant, water-saving parts","Easy to Install: Packaging includes illustrated instruction manual. No plumber needed – most users complete replacement in under 15 minutes. This one-piece toilet flush valve is only suitable for one-piece toilets and cannot be used for two-piece toilets. Please check the product size image before ordering and confirm that your toilet is a one-piece model with a 3-inch large diameter drain hole to avoid purchasing the wrong one and to ensure that it meets your needs for replacing the flush valve"]