Under 1.2 GPF
+Under 1.2 GPF: the lowest gallons per flush of the 8 here
$629.98-21%List: $799.99
as of 11/03/2026 22:20 PST - DetailsProduct details
Casta Diva Smart Toilet with Tank, Foam Dispenser, Warm Water,1.06 GPF | Bidet Toilet, Foot Kick & Auto Flush, Heated
$629.98as of 11/03/2026 22:20 PST - Details
View on AmazonCompared with the 11 toilets on this pagePros
+Under 1.2 GPF: the lowest gallons per flush of the 8 here
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