About This

• [Compatible with 3-Inch Gerber 99-788]: This high-efficiency, long-lasting toilet flapper is designed to be compatible with 3-inch Gerber 99-788 flush valves. Important Note: Please verify the size of your toilet tank by comparing it to the images provided or by contacting us through Amazon before placing your order.
• [Effortlessly Fix Toilet Leaks]: Replace leaky or corroded toilet flappers with our 3-inch replacement kit and improve your flushing system. Quickly stop running and leaking toilets, saving you money on your water bill.
• [Premium Silicone Construction]: Our stopper flapper is crafted from durable silicone, which is more resistant to corrosion, chlorine, and hard water than rubber. This ensures long-lasting performance and a superior seal.
• [Easy Installation]: Replacing the toilet bowl flapper replacement is a simple DIY project. No plumbing experience required! Just follow three easy steps: remove the old flapper, install the new one, and you're ready to go.
• [Ideal for Homeowners & Professionals]: Perfect for homeowners, renters, plumbers, repairmen, landlords, and property managers. If you have any questions about the toilet flapper, please don't hesitate to contact us. We'll respond within 0.5 to 6 hours.