---
product_id: 433282441
title: "Fluidmaster K-400H-040-T5 PerforMAX Fill Valve and 3-Inch Flapper Toilet Repair Kit, Multicolor"
brand: "fluidmaster"
price: "KD 11.48"
currency: KWD
in_stock: true
url: https://www.desertcart.com.kw/products/433282441-fluidmaster-k-400h-040-t5-performax-fill-valve-and-3
store_origin: KW
region: Kuwait
---

# WaterSense certified efficiency Universal 3-inch fit 7-year limited warranty Fluidmaster K-400H-040-T5 PerforMAX Fill Valve and 3-Inch Flapper Toilet Repair Kit, Multicolor

**Brand:** fluidmaster
**Price:** KD 11.48
**Availability:** ✅ In Stock

## Summary

> 🚽 Upgrade your flush game — efficiency meets durability!

## Quick Answers

- **What is this?** Fluidmaster K-400H-040-T5 PerforMAX Fill Valve and 3-Inch Flapper Toilet Repair Kit, Multicolor by fluidmaster
- **How much does it cost?** KD 11.48 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/433282441-fluidmaster-k-400h-040-t5-performax-fill-valve-and-3)

## Best For

- fluidmaster enthusiasts

## Why This Product

- Trusted fluidmaster brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Complete Repair Kit:** Includes both PerforMAX fill valve and 3-inch flapper for one-stop restoration
- • **Durable Float Valve Design:** Precision-engineered for reliable, leak-free performance
- • **Trusted American Craftsmanship:** Proudly made in the USA with premium materials and quality control
- • **WaterSense Certified Efficiency:** Optimizes water use to save money and the planet
- • **Effortless Universal Compatibility:** Fits all 3-inch flush valve toilets for seamless upgrades

## Overview

The Fluidmaster K-400H-040-T5 PerforMAX Fill Valve and 3-Inch Flapper Kit is a premium toilet repair solution designed to restore your 3-inch flush valve toilet to like-new performance. Featuring WaterSense certification for water efficiency, universal compatibility, and a durable float valve, this kit ensures reliable, leak-free operation. Made in the USA and backed by a 7-year limited warranty, it’s the smart choice for both professional and DIY toilet maintenance.

## Description

Fluidmaster K-400H-040-T5 PerforMAX Fill Valve and 3-Inch Flapper Toilet Repair Kit, Multicolor

## Features

- The PerforMAX fill valve and 3 in. Flapper Kit is the top solution to make your 3 in. flush valve toilet run like new!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Plastic |
| Brand | Fluidmaster |
| Item dimensions L x W x H | 3.74 x 6.89 x 14.37 inches |
| Inlet Connection Size | 2 Inches |
| Inlet Connection Type | Threaded |
| Outlet Connection Type | threaded connection |
| Outlet Connection Size | 2 Inches |
| Specification Met | ASME B16.34, UPC, WaterSense |
| Valve Type | Float Valve |
| Global Trade Identification Number | 00039961031822 |
| Manufacturer | Fluidmaster |
| UPC | 039961031822 |
| Part Number | K-400H-040-T5 |
| Item Weight | 14.9 ounces |
| Product Dimensions | 3.74 x 6.89 x 14.37 inches |
| Country of Origin | USA |
| Item model number | K-400H-040-T5 |
| Size | Universal, for 3 In. |
| Color | Multicolor |
| Installation Method | Toilet |
| Item Package Quantity | 1 |
| Usage | Inside; Amateur, Inside; Professional |
| Included Components | PerforMAX Toilet Fill Valve, 3-Inch Flapper |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | 7 Year Limited |

## Product Details

- **Material:** Plastic
- **Brand:** Fluidmaster
- **Item dimensions L x W x H:** 3.74 x 6.89 x 14.37 inches
- **Inlet Connection Size:** 2 Inches
- **Inlet Connection Type:** Threaded
- **Outlet Connection Type:** threaded connection
- **Outlet Connection Size:** 2 Inches
- **Specification Met:** ASME B16.34, UPC, WaterSense
- **Valve Type:** Float Valve
- **Global Trade Identification Number:** 00039961031822

## Images

![Fluidmaster K-400H-040-T5 PerforMAX Fill Valve and 3-Inch Flapper Toilet Repair Kit, Multicolor - Image 1](https://m.media-amazon.com/images/I/7188xFATjmL.jpg)

## Questions & Answers

**Q: Does this work on American Standard 4215A**
A: The American Standard 4215A is the "Champion 4" model toilet and this kit is not recommended. We do recommend Fluidmaster's K-400H-001-P5 Performax High Performance Toilet Fill Specialty Flush Valve Seals Repair Kit for the Champion 4, on Amazon.  For more information, please contact Fluidmaster’s Technical Service Department, we are available Monday through Friday from 5:30 AM through 5:00 PM Pacific Standard Time. Contact options include Chat www.fluidmaster.com/support E-Mail techsupport@fluidmaster.com and Toll Free 800-631-2011.

**Q: Is flapper a fit for penguin model 524? (2-piece elongated 1.28 gpf)**
A: Yes the Penguin model you noted does use a 3 inch flush system and this kit will replace both the fill and flapper original to your toilet. For further questions contact Fluidmaster, we can be reached at fluidmaster.com/support for chat and email or toll free at 1-800-631-2011. We are available Monday thru Friday 5:30 am - 5:00 pm PST.

**Q: Can it work with toilet kohler GP87449? If not which one does please?**
A: when you purchase the product description should provide as list

**Q: Does this work on American Standard 4021N?**
A: The fill valve should work, but this unit has a 3 inch flapper which may not be compatible with your 4021N. Measure the flapper diameter and go from there.

## Frequently Bought Together

- Fluidmaster K-400H-040-T5 PerforMAX Fill Valve and 3-Inch Flapper Toilet Repair Kit, Multicolor
- Fluidmaster 5403 3-Inch Water Saving Long Life Toilet Flapper
- Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control, 1-Pack, Multicolor

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**Shop now:** [https://www.desertcart.com.kw/products/433282441-fluidmaster-k-400h-040-t5-performax-fill-valve-and-3](https://www.desertcart.com.kw/products/433282441-fluidmaster-k-400h-040-t5-performax-fill-valve-and-3)

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*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-02-12*