Types of Toilet Flushing Systems(2021's Popular)
And the dual flush is the perfect toilet for water-saving or getting a lower water bill at the end of the month. Related: Dual Flush Toilet – Toto Aquia II Review. The dual flushing system features a partial flush and a full flush button. The partial flush is ideal for liquid waste in the toilet and uses up to 1 gallon of water per flush.