DANCO HydroClean Water Saving Fill Valve

Item # 181364 | DANCO Part # HC660 | UPC Code 188670000015 | UNSPSC Code 40141639 | Catalog Page #303
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Product Overview

The HC660 HydroClean Toilet Fill Valve solves the two biggest reasons for water loss in toilets; miscalibration and leaks. It easily calibrates to adjust the exact amount of water needed in the tank, refills quickly and jets clean the tank. A unique feature is the leak detection and signals when a leak is found. It is designed to fit most standard toilets and the height can be adjusted from 11 in. to 13.8 in. The HC660 installs easily without tools.

  • Water-saving toilet fill valve with built-in mini-valve that adjusts tank refill water level
  • Calibrates to adjust the exact amount of water needed to help save on water usage
  • Sounds an audible alert when a leak is detected
  • Jets clean tank and parts with every flush
  • Shuts off water inside tank making repairs a snap
  • Refills quickly: height adjusts from 11 in. to 13.8 in.
  • Smart nut helps with easy installation without tools in most standard toilets

Proposition 65 Information

Prop65 Warning Icon 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.


Manufacturer Warranty
Limited 1 Year
Acrylonitrile Butadiene Styrene (ABS)
Pack Size
Plumbing Part Type
Toilet Fill Valve
Product Depth (in.)
Product Height (in.)
Product Width (in.)
Standard Color Family
Valve Type


Limited 1 Year

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