With a 1.28 gallon flush that falls well under federal conversation requirements, the EcoLogic™ toilet won't be a drain on your water bill. The first flapperless toilet on the market, Niagara's EcoLogic is virtually maintenance free, meaning no leaking and no hasty trips to the hardware store. It features innovative tip-bucket technology that ensures quiet, high performance flushes that clear the bowl the first time, every time. An oversized footprint and flexible features like adjustable rough-in depth and opposable handle positioning, make the EcoLogic a hassle-free option for any retrofit project. A round bowl provides comfortable seating even in the smallest spaces. Niagara's EcoLogic is a pitch-perfect blend of conservation, function, and performance.