1.28GPF / 0.8GPF *1 Dual Flush water conservation effect
LIXIL 1.28GPF/0.8GPF *1 dual flush toilet can attain 40% water saving.
*1.28GPF/0.9GPF dual flush toilet can attain 36% water saving.
As for details, please make sure of the LEED certification system.
Annual water usage comparison
Calculation criterion is as follows. Average family number : 3.2 people Three times/per
day (single flush system-full flush:three times, dual flush system-full flush:one time and
partial flush:two times) One year usage.
1.28GPF / 0.8GPF *1 Dual Flush
Dual Flush combines a water-saving cleansing system with a dual flush feature that allows users to choose between 1.28 GPF and 0.8 GPF *1 .
Double Vortex Flush / Vortex Flush
The traditional cleaning method cleaned the bowl by flushing water from two areas, one from the JetHole on the bottom of the bowl and the other from the top of the bowl.LIXIL's Vortex Flush introduces a new method of flushing 100% of the water from the top of the bowl. With this method, the bowls can be cleaned properly even with a small amount of water. It achieved as little as 1.28GPF/0.8GPF*1 water conservation.
*1 ECO-X series Two-Piece Toilets : 1.28GPF/0.8GPF, ECO-X series One-Piece Toilets : 1.28GPF/0.9GPF