---
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: "$26.83"
currency: USD
in_stock: true
reviews_count: 8
url: https://www.desertcart.us/products/435456911-toilet-flapper-replacement-kit-3-inch-for-toto-toilet-tank
store_origin: US
region: United States of America
---

# Water-saving Tool-free install Durable design 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:** $26.83
**Availability:** ✅ In Stock

## Summary

> 🚽 Flush Away Your Worries with Ease!

## 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?** $26.83 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/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

- • **Built to Last:** Crafted from durable rubber with a stainless chain for long-lasting performance.
- • **Save Money & Water:** Reduce your water bill and avoid costly plumber visits!
- • **Fix Leaks in a Flash:** Say goodbye to hissing and leaking toilets with this quick fix!
- • **Effortless Installation:** No tools needed—just clip and go!
- • **Universal Compatibility:** Fits most 3-inch flush valves, including TOTO models.

## Overview

The I-UMI Toilet Flapper Replacement Kit is a 3-inch solution designed for TOTO toilet tanks, ensuring a quick and easy fix for leaks and running toilets. Made from durable rubber and featuring a stainless chain, this flapper is built to last while saving water and reducing costs. Installation is a breeze—no tools required!

## 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

## 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 |
|---------------|-------|
| Manufacturer | I-UMI |
| Item Weight | 0.634 ounces |
| Size | (1pc) 3 inch Toilet Flapper |
| Color | Blue Flapper |
| Style | 1 Flapper |
| Item Package Quantity | 1 |
| Cutting Diameter | 3 Inches |
| Included Components | 3 inch blue rubber toilet flapper with stainless chain x 1 |
| Batteries Included? | No |
| Batteries Required? | No |
| Assembled Diameter | 3 Inches |

## 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.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great performance
*by A***R on April 28, 2025*

As a retired plumbing contractor of over 40 years, great value excellent seal definitely recommend.

### ⭐⭐⭐⭐⭐ Works great
*by L***R on March 15, 2025*

Works great

### ⭐⭐⭐⭐⭐ Works for Toto Max
*by T***E on May 29, 2024*

I heard leaking sound from my Toto Max toilet and identified the leak was from an aging seal. replace with this product with ease (easier tan taken out the old one because its soft plastic). Stopped the leak right away with 30 second job.

## 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

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-01-27*