FLUIDMASTER Fluidmaster 550dfrk Dual Flush Conversion System, Plastic

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Fluidmaster 550dfrk Dual Flush Conversion System, Plastic


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* Estimated stock levels as of Fri, Mar 24, 2023. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.

  • Converts your existing toilet to Dual Flush Technology
  • Uses up to 45% less water
  • Easy to install, snap-on swivel mount design
  • Retrofits to any 2 in flush valve toilet
  • Easy adjust dials allow you to set the water level without removing the valve


The duoflush® Dual Flush Conversion System is a complete fill and dual flush conversion system that includes the high performance PerforMAX® fill valve. The PerforMAX® toilet fill valve offers 2X greater refill rates with ultra-quite fill, while its water-saving roller clamp regulates bowl levels. The dual flush valve offers quick installation in just minutes, without needing to remove your old flush valve. Optimize water usage by customizing your flush, set higher or lower depending on your needs. Simply use the dials to adjust, while the dual flush handle allows a half flush for liquids and full flush for solids. Use up to 45% less water by converting a standard system to dual flush technology. Save water and save money with duoflush®.



Color Dark Gray
Includes 400AH PerforMax Fill Valve, Fully Adjustable
Material Plastic
Suitable for 2 in Toilet Tanks

Manufacturing Details
The following information is subject to change without notice

Country of Origin Mexico
Manufacturer Warranty 5 Years
Prop 65 Warning Warning WARNING: This product can expose you to chemicals including Styrene, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.


Dimensions 8.11 in W x 4.25 in D x 12.36 in H

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