- Adaptability: This toilet flush valve is specifically designed to fit TO TO 3-inch one-piece toilet flush tanks. It is important to note that this valve is not suitable for two-piece toilets, so please verify your toilet model and size before purchasing. - Durable Material: Constructed from high-quality, durable plastic, this flush valve is engineered to resist water erosion in the toilet tank. It is highly resistant to corrosion and warping, ensuring stable and long-lasting performance. - Problem Solver: If your toilet is making unusual noises, refilling slowly, experiencing unstable water levels, leaking, or failing to flush properly, it may be a sign that your flush valve requires replacement. This 3-inch one-piece flush valve effectively addresses these common toilet issues. - Easy Installation and Maintenance: Designed for compatibility with To To 3-inch flush holes in one-piece toilets, the installation process is straightforward. Simply remove the old valve and replace it with this new one to restore your toilet’s functionality swiftly and easily. - Use Scenarios: 1. Home Renovations: Perfect for updating your bathroom fixtures during a remodel. 2. Emergency Repairs: A quick solution for urgent toilet issues, ensuring your bathroom remains functional. 3. Maintenance Upgrades: An ideal choice for routine maintenance to prevent problems before they arise.