All Hail the Eco-Throne

When Mother Nature calls, show her a little respect

Caroma Caravelle One Piece

A seamless Australian wash-down model with a four-inch trapway. The quick-release seat makes for easy cleaning. 0.8/1.6 gpf. $600

Mansfield EcoQuantum

A pressure-assist 1.0/1.6-gpf. It has a two-inch trapway and, instead of buttons, a dual-action lever [shown]–down for a partial flush, up for a full one. $328

Vortens Vienna DF

A Mexican siphonic dual-flush 1.0/1.6-gpf toilet with a 2.13-inch trapway and an intuitive flush button [shown]. $150