3" Flush Valve

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The Fluidmaster® 540AKRCP4 3” flush valve kit offers an easy to install design that repairs leaks and saves water. The flush valve height adjusts up or down to fit more toilet models and sizes, while the 3” flapper also adjusts to optimize performance and control how much water you use. This kit also includes everything needed to restore your toilets flush including, an adjustable flush valve, a 3” flapper, a gasket, bolts, washers and nuts for a complete repair. The 540AKR fits most common 3” flush valves. Fix a faulty flush valve, and eliminate a running toilet with Fluidmaster®'s 3" flush valve repair kit.
  • Repair leaks between tank and bowl
  • Easy install
  • Fits Toto®, American Standard® and other common 3" flapper toilets
  • Easily adjustable overflow tube
  • Flapper adjusts to optimize performance and fine-tune how much water you flush
  • Long lasting, chlorine resistant silicone seal
  • 5 year warranty
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You're reviewing 3" Flush Valve
Manufacturer's Warranty 5 Years Limited
Assembled Width (in) 6
Assembled Height (in) 8.19
Assembled Depth (in) 4.5
Assembled Weight (lb) 1.09
Certified Yes
Type Toilet Flush Valve
Adjustable Cutting Height No