Low-Flow Toilet
A low-flow toilet is a water-efficient plumbing fixture using 1.28 gallons per flush (GPF) or less, mandated by U.S. law since 1992 for new installations.
Estimated value as of 2026 · Source: https://www.consumerreports.org/home-garden/toilets/water-saving-toilets-for-200…
Fun Fact
Federal legislation in 1992 capped toilet water use at 1.6 GPF, driving the shift to low-flow models that now often meet the stricter EPA WaterSense standard of 1.28 GPF average.
Price History
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