The PerforMAX Fill Valve and 3 in. Flapper kit offers solutions for common toilet problems like noisy, leaky or slow filling toilets. This repair kit includes the 400H fill valve and the 5403 flapper.

The Fluidmaster K-400H-040 PerforMAX High Performance Toilet Fill Valve and Adjustable 3 in. Flapper Kit is designed to offer the same high performance, and water-saving performance as our other repair kits, but specifically made for newer HET 3 in. flush valve toilets.

The PerforMAX fill valve and 3 in. flapper kit is the top solution to upgrade your toilets fill and flush in one repair kit
Easy to install, made for 3 in flush valve toilets
High performance toilet fill valve offers both tank and bowl water level adjustment dials
EZ-twist adjustable fill valve height to fit more tanks
PerforMAX water-saving toilet flapper adjusts to save water per flush
Solid fame design to resist twisting and eliminate leaks
Fill valve and 3 in. flapper replacements built to save water
Corrosion resistant flapper with silicone seal lasts up to 10X longer than standard designs
7 year warranty