Rapid Sl Toilet For 2X6 Wall Installation Dualflush 0.8 gpf and 1.6gpf (3l and6l) low noise operation meets strict European noise (diN) standards 19-7/16 in. overall width Maintenance accessible throughfront Pre-assembled powder coated steelframe with in-walltank Maintenance accessible through front Pre-assembled powder coated steel frame Dual flush - 0.8 gpf and 1.6 gpf Tank insulated to prevent condensation EPA WaterSense compliant (when used with EPA WaterSense approved bowl)