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Model # W43LSCP20 | Store SKU # 1000181499

Leak Sentry Water Saving Fill Valve

- / Each


Leak Sentry Water Saving Fill Valve
  • Fluidmaster
  • Model # W43LSCP20
  • Store SKU # 1000181499
  • 3
Leak Sentry Water Saving Fill Valve
- / each

Overview Model # W43LSCP20 Store SKU # 1000181499

Save water and prevent a running toilet with the Fluidmaster Leak Sentry Toilet Fill Valve. This revolutionary toilet fill valve includes a water-saving roller clamp to make sure that the right amount of water goes into the bowl with every flush. Its also the only toilet fill valve with active leak detection, preventing a toilet from leaking without the homeowner having to take any special action. Best of all, when theres no leak in the toilet tank, it works just like a 400A toilet fill valve, so you know youll get consistent performance flush after flush.

  • Automatic "Locking" action alerts users to leaks before money and water are wasted
  • Toilet remains fully operational
  • Universal fit with a height that is adjustable from 9 - 14 in. to fit most tanks
  • Helps you better control your water consumption and use only what you need
  • Refill adjuster and Leak Sentry protection save water
  • Anti-siphon operation, code approved



Assembled Depth (in inches) 2.75 Assembled Height (in inches) 14
Assembled Weight (In LBS) 0.58 Assembled Width (in inches) 2.75
Item Depth 15.63 Item Height 13.06
Item Weight 0.600 Item Width 15.63


Certified Yes Country of Origin US-United States
UPC Code (no spaces or dashes) 039961043504

Warranty / Certifications

5 year warranty

Customer Reviews

Customer Reviews

Questions and Answers