Cimarron® 
1.28 gpf high efficiency toilet tank with AquaPiston® flush technology
This WaterSense(R)-labeled tank combines water efficiency with the versatile style of the Cimarron collection. A 1.28-gallon flush provides significant water savings of up to 16,500 gallons per year, compared to a 3.5-gallon toilet, without sacrificing performance. This tank features innovative AquaPiston technology, a patented flush engine that delivers a fast, powerful, and virtually plug-free flush. Pair this tank with the K-4309 bowl for a complete toilet.
K-4421-0
Color : White
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This WaterSense(R)-labeled tank combines water efficiency with the versatile style of the Cimarron collection. A 1.28-gallon flush provides significant water savings of up to 16,500 gallons per year, compared to a 3.5-gallon toilet, without sacrificing performance. This tank features innovative AquaPiston technology, a patented flush engine that delivers a fast, powerful, and virtually plug-free flush. Pair this tank with the K-4309 bowl for a complete toilet.

Features
  • 1.28 gallons per flush (gpf).
  • Standard left-hand Polished Chrome trip lever included.
  • Supply line not included.
  • Combines with the K-4309 bowl to create a complete K-3609 Cimarron toilet.
  • Coordinates with other products in the Cimarron collection.
Installation
  • DryLock(TM) System saves installation time and helps prevent water leakage.
Rebate
  • WaterSense(R) toilets meet strict EPA flushing guidelines, including using at least 20 percent less water than 1.6-gallon toilets.
  • Eligible for consumer rebates in some municipalities.
Technology
  • Single-flush gravity uses the force of gravity and a precision-engineered tank to create a strong siphon during flushing.
  • AquaPiston canister allows water to flow into the bowl from all sides (360 degrees), increasing the power and effectiveness of the flush.
  • Flush valve's 3: 2 ratio harnesses the natural force of gravity and optimizes flush performance.
  • Durable canister design has 90% less exposed seal material than a 3-inch flapper, for leak-free performance.
  • Light-touch canister flush requires a lower actuation force than a flapper.

Service & Support

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Technical Information
Dimensions L 203mm, H 345mm, W 448mm, 
Collection: Cimarron