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Fluidmaster K-400H-038-T4 PerforMAX kit front view for quick 3-inch toilet repairs.
Fluidmaster PerforMAX kit packaging showcases all-in-one repair solution.
PerforMAX fill valve detail enables faster, quieter refills.
3-inch flush valve height adjustment demonstrates versatile installation.
Tank-to-bowl gasket for 3-inch toilets ensures a reliable seal.
Stainless steel hardware provides durable repair components.
7-year warranty badge signals long-term support.
Fluidmaster K-400H-038-T4 PerforMAX kit front view for quick 3-inch toilet repairs.
Fluidmaster PerforMAX kit packaging showcases all-in-one repair solution.
PerforMAX fill valve detail enables faster, quieter refills.
3-inch flush valve height adjustment demonstrates versatile installation.
Tank-to-bowl gasket for 3-inch toilets ensures a reliable seal.
Stainless steel hardware provides durable repair components.
7-year warranty badge signals long-term support.

Fluidmaster K-400H-038-T4 PerforMAX 3-Inch Everything Toilet Repair Kit | Universal 3-Inch Flush Valve

Overview Meet the Fluidmaster K-400H-038-T4 PerforMAX 3-in Everything Toilet Repair Kit. It's designed as an all-in-one solution for common 3-inch...
Vendor: Fluidmaster
$97.55
$97.55
Please hurry! Only 5 left in stock
Subtotal: $97.55
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Fluidmaster K-400H-038-T4 PerforMAX kit front view for quick 3-inch toilet repairs.

Fluidmaster K-400H-038-T4 PerforMAX 3-Inch Everything Toilet Repair Kit | Universal 3-Inch Flush Valve

$97.55
Fluidmaster K-400H-038-T4 PerforMAX kit front view for quick 3-inch toilet repairs.
Fluidmaster PerforMAX kit packaging showcases all-in-one repair solution.
PerforMAX fill valve detail enables faster, quieter refills.
3-inch flush valve height adjustment demonstrates versatile installation.
Tank-to-bowl gasket for 3-inch toilets ensures a reliable seal.
Stainless steel hardware provides durable repair components.
7-year warranty badge signals long-term support.

Fluidmaster K-400H-038-T4 PerforMAX 3-Inch Everything Toilet Repair Kit | Universal 3-Inch Flush Valve

$97.55
Description
Description
x

Overview

Meet the Fluidmaster K-400H-038-T4 PerforMAX 3-in Everything Toilet Repair Kit. It's designed as an all-in-one solution for common 3-inch flush valve toilets, offering a streamlined install and a quieter, more controlled refill cycle.

What makes it stand out

  • Universal 3-in design that fits most 3-in flush valve toilets
  • Includes install tools for a smoother setup
  • PerforMAX fill valve for faster and quieter refills
  • Adjustable tank and bowl dials for customized water use
  • Adjustable height to fit a wider range of tanks
  • Universal tank-to-bowl gasket for Toto, American Standard and more
  • Includes adjustable 3-in flapper and durable stainless steel hardware
  • 7-year warranty for long-term confidence

How it can work in real life

When a toilet valve begins to run or leaks, having a single repair kit can simplify the project. The PerforMAX design emphasizes a quiet refill and a seal that stays put after tightening the height and valve.

This kit is easy to install for handy homeowners and pro technicians alike, with a universal fit and clear components that reduce the guesswork of part replacement. It may help you reclaim a tidy bathroom without major downtime.

Tips for best results

  • Turn off the water supply and drain the tank before starting
  • Twist to adjust the flush valve height to match your tank
  • Use the universal gasket to seal against common three inch valves
  • Check for a smooth refill and a steady flush at the end of installation

FAQ

Q: What does the Fluidmaster K-400H-038-T4 kit include?

A: A complete 3-inch flush valve repair kit with PerforMAX fill valve, adjustable 3-inch flapper, gasket, stainless hardware, and install tools.

Q: Is this kit compatible with Toto and American Standard toilets?

A: It provides a universal gasket and fits most 3-inch flush valve toilets, including Toto and American Standard.

Read more
Shipping & Return
Shipping & Return
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Shipping (Canada)

We offer free shipping on all products across Canada. Orders are typically prepared within 1–2 business days. After dispatch, delivery usually takes 3–5 business days. For remote or hard-to-reach areas, delivery may take 5–7 business days.

We may ship with Asendia, UniUni, Purolator, FedEx, or Canada Post depending on your address, package size, and the item’s handling requirements. P.O. Boxes are accepted where the selected carrier supports them.

Returns (30 Days)

We accept returns on most items within 30 days of delivery. Items must be returned in the condition you received them (new, unused, and with original packaging where applicable). If you receive the wrong or defective item, we’ll make it right.

To start a return, please email us at handyskook@gmail.com with your order number and a brief description of the issue. We’ll reply within 1 business day with the next steps.

Refunds

Once your return is received and inspected, we’ll process your refund to the original payment method. Processing times can vary by payment provider, but most refunds are completed within 5–10 business days after approval.

Order Tracking

When your order ships, you’ll receive a confirmation email with tracking details (when available). If you need help locating your tracking information, contact us at handyskook@gmail.com.

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