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Fluidmaster 400A Fill Valve & 2-Inch Flapper Toilet Repair Kit

Fluidmaster

Fluidmaster 400A Fill Valve & 2-Inch Flapper Toilet Repair Kit

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9.2/10
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Highlights

  • Fix cracked fill valves and running toilets in one kit
  • Easy to install
  • Universal design fits most 2" flush valve toilets
  • 400A toilet fill valve height easily adjusts between 9 in. to 14 in. to fit more tanks
  • Solid frame flapper resists twisting for a secure seal, Durable build, 5 year warrany

Why You'll Love It

  • Addresses running water and cracked fill valves with a single repair package
  • Adjusts easily from 9 to 14 inches to match your tank height
  • Works with most standard toilets that use a 2-inch flush valve
  • Features a solid frame flapper designed to prevent twisting and maintain a tight seal
  • Includes five years of warranty coverage from the manufacturer

Pros

  • +Straightforward to install
  • +Adjustable height from 9 to 14 inches
  • +Solid frame flapper resists twisting
  • +5-year manufacturer warranty

Cons

  • -Fits 2-inch flush valves only
  • -Not suitable for tanks outside 9 to 14 inches

Detailed Review

The Fluidmaster 400A Fill Valve and 2-Inch Flapper Toilet Repair Kit provides the essential internal hardware needed to fix running toilets and replace cracked fill valves. Designed for straightforward maintenance, it allows homeowners to refresh worn internal tank components without buying individual parts separately.

A key feature of this kit is the 400A fill valve, which offers height adjustment between 9 inches and 14 inches. This adjustability allows the valve to fit inside a wide range of toilet tanks. In addition, the universal design of the included flapper fits most toilets equipped with a standard 2-inch flush valve, while its solid frame structure resists twisting to help maintain a dependable seal against leaks.

When considering this kit, note that compatibility is focused specifically on 2-inch flush valve designs. It will not work for setups requiring larger valve openings, and the fill valve requires a tank that accommodates its 9 to 14-inch adjustment range.

Verdict: This repair kit is a reliable choice for anyone needing to fix a running toilet or cracked valve on a standard 2-inch system. Backed by a 5-year warranty, it offers a practical, adjustable solution for everyday bathroom repairs.

Who Should Buy It

A great fit if you:

  • Need to repair a constantly running toilet or a cracked fill valve.
  • Have a toilet tank with a height that accommodates a 9 to 14-inch fill valve.
  • Own a toilet featuring a standard 2-inch flush valve design.

Consider something else if you:

  • Have a toilet that uses a flush valve size other than 2 inches.
  • Require a fill valve shorter than 9 inches or taller than 14 inches.

FAQ

What toilet flush valve size does this kit fit?
The kit features a universal design built to fit most toilets with a 2-inch flush valve.

How tall is the adjustable fill valve?
The 400A toilet fill valve adjusts in height from 9 inches to 14 inches to accommodate different tank sizes.

Does this product include a warranty?
Yes, this repair kit includes a 5-year warranty.

Product Details

BrandFluidmaster
ASINB09PCD5GP3

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