Toilet Fill Valves

Products > Toilet Fill Valves

400H - PerforMAX® Fill Valve

Fluidmaster Toilet Fill Valve

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Do you have a toilet that is running constantly or a toilet that is slow filling or making a noise? You need to replace your toilet fill valve with the Fluidmaster PerforMAX® 400H fill valve.

Fluidmaster 400H ® Toilet Fill Valve is one of the most quietest fill valve with the most powerful flush. The 400H comes with both tank and bowl water control for a more powerful flush. The adjustability of the bowl water helps this valve work in all older as well as newer toilets. Fluidmaster’s late founder invented the fill valve technology in 1957.

  • Fix constantly running, noisy, or slow filling toilet with the quietest, most powerful toilet fill valve
  • A fill valve with both tank and bowl water control for a more powerful flush
  • The adjustability of the bowl water helps newer, 1.28 gpf and lower flow toilets flush efficiently
  • Easy to install
  • Universal fit for most toilets
  • 2X greater bowl refill for a more powerful flush than standard designs
  • EZ-Twist height adjusts from 9 in. to 14 in. to fit more tanks
  • 7 year warranty

To download our free guide to fix common toilet problems please click here: Fluidmaster Toilet Repair Guide

If you have a toilet that is running constantly, this video will show you how to fix the problem:

 

You could also watch this installation video for the 400H fill valve:

400H - PerforMAX® Fill Valve

Download Installation Instructions

FLUIDMASTER RECOMMENDS

  • UPGRADE Toilet Tank Parts
  • ALSO REPLACE toilet flapper replacement
  • ENHANCE Toilet Cleaner

Frequently Asked Questions

  • What is the difference between the 400A and the 400H toilet fill valves?

  • What is the Fluidmaster toilet fill valve that I should I purchase to replace my original 400 fill valve?

  • How do I choose the right Fluidmaster fill valve for my toilet?

  • What does higher refill rates mean when describing a fill valve?

  • What does H.E.T. mean?

  • What is the difference between the 400H and 400AH fill valve?

WARNING:

Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

BUY ONLINE

The 400H - PerforMAX® Fill Valve is available online, from our following retail partners.
IN THE UNITED STATES:
IN CANADA: