--- product_id: 435456911 title: "Toilet Flapper Replacement kit 3 Inch for TOTO Toilet Tank Flapper Stopper Flap Plug 3'' Easy to Install w/Stainless Chain Rubber fit 3-inch Flush Valve for G-Max, THU499S, THU331S, THU175S & 2021BP" brand: "uming" price: "¥4284" currency: JPY in_stock: true category: "Uming" url: https://www.desertcart.jp/products/435456911-toilet-flapper-replacement-kit-3-inch-for-toto-toilet-tank store_origin: JP region: Japan --- # water-saving seal install in seconds 3-inch universal fit Toilet Flapper Replacement kit 3 Inch for TOTO Toilet Tank Flapper Stopper Flap Plug 3'' Easy to Install w/Stainless Chain Rubber fit 3-inch Flush Valve for G-Max, THU499S, THU331S, THU175S & 2021BP **Brand:** uming **Price:** ¥4284 **Availability:** ✅ In Stock ## Summary > 🚽 Seal the deal on leaks and save water like a pro! ## Quick Answers - **What is this?** Toilet Flapper Replacement kit 3 Inch for TOTO Toilet Tank Flapper Stopper Flap Plug 3'' Easy to Install w/Stainless Chain Rubber fit 3-inch Flush Valve for G-Max, THU499S, THU331S, THU175S & 2021BP by uming - **How much does it cost?** ¥4284 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/435456911-toilet-flapper-replacement-kit-3-inch-for-toto-toilet-tank) ## Best For - uming enthusiasts ## Why This Product - Trusted uming brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **DIY Plumbing Upgrade:** Skip the plumber and fix your toilet with confidence—professional results at home. - • **Universal 3-Inch Fit:** Designed to perfectly fit TOTO flush valves including G-Max and THU series models. - • **Stop Leaks, Save Water:** Eliminate hissing and running toilets to cut water waste and lower bills. - • **Effortless Installation:** No tools needed—clip and go in seconds for instant leak relief. - • **Durable & Corrosion-Resistant:** Premium rubber and stainless steel chain ensure long-lasting, twist-free performance. ## Overview This 3-inch Toilet Flapper Replacement Kit is engineered for TOTO toilets (G-Max, THU499S, THU331S, THU175S & 2021BP models). Featuring durable rubber and a corrosion-resistant stainless steel chain, it installs effortlessly without tools, stops leaks, and reduces water waste—making it the smart, cost-effective upgrade for any modern bathroom. ## Description Toilet Flapper Replacement kit 3 Inch for TOTO Toilet Tank Flapper Stopper Flap Plug 3'' Easy to Install w/Stainless Chain Rubber fit 3-inch Flush Valve for G-Max, THU499S, THU331S, THU175S & 2021BP - desertcart.com ## Features - Fix the Hissing & Leaking Toilets : Fixes leaky flapper, running toilet, double flush, worn toilet flapper. Best replacement for the old, leaky toilet tank flappers - Install in Seconds : No tools required. Loosen the clips of the old toilet flapper & clip the new toilet flapper replacement kit down in its place, then attach the chain. So easy - 3'' Toilet Flapper Replacement For Toto : This 3 INCH toilet flapper compatibled with 3'' flush valves toilets of most brand. For Toto, G-Max, THU499S, THU331S, THU175S & 2021BP Models. !NOT COMPATIBLE with the following TOTO Power Gravity Toilet Models: CST43SD, CST744SD, CST44SLD, CST743SDB, CST744SDB, and CST744SLDB - Built to Last & Strong Sealing : Built with soft durable rubber & stainless chain, the new toilet stopper plug was corrosion-resistant, no twist & provide the best sealing. It helps a lot to save water - Water Saving, Cost Saving : With the toilet tank flapper, you can easily fix the leaking toilet yourselves without calling the plumber & cost a lot. And the quality toilet flapper plug will also help to save water per flush without leaking anymore ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09N3DCJLF | | Assembled Diameter | 3 Inches | | Batteries Included? | No | | Batteries Required? | No | | Best Sellers Rank | #182,766 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #137 in Toilet Flappers | | Color | Blue Flapper | | Customer Reviews | 4.3 4.3 out of 5 stars (585) | | Cutting Diameter | 3 Inches | | Date First Available | March 6, 2022 | | Included Components | 3 inch blue rubber toilet flapper with stainless chain x 1 | | Item Package Quantity | 1 | | Item Weight | 3.17 ounces | | Manufacturer | I-UMI | | Size | (1pc) 3 inch Toilet Flapper | | Style | 1 Flapper | ## Images ![Toilet Flapper Replacement kit 3 Inch for TOTO Toilet Tank Flapper Stopper Flap Plug 3'' Easy to Install w/Stainless Chain Rubber fit 3-inch Flush Valve for G-Max, THU499S, THU331S, THU175S & 2021BP - Image 1](https://m.media-amazon.com/images/I/61OC4VfPVGL.jpg) ## Available Options This product comes in different **Style** options. ## Frequently Bought Together - Toilet Flapper Replacement kit 3 Inch for TOTO Toilet Tank Flapper Stopper Flap Plug 3'' Easy to Install w/Stainless Chain Rubber fit 3-inch Flush Valve for G-Max, THU499S, THU331S, THU175S & 2021BP - Toilet Flapper Replacement kit 2 inch (2 Pack) Universal for American Standard Toilet Easy to Install with Stainless Chain & Long Lasting Rubber fit 2'' Flush Valve Toilet Leaking Flapper - Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control, 1-Pack, Multicolor --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/435456911-toilet-flapper-replacement-kit-3-inch-for-toto-toilet-tank](https://www.desertcart.jp/products/435456911-toilet-flapper-replacement-kit-3-inch-for-toto-toilet-tank) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-30*