Innovative and stylish, Niagara’s 0.8 gallon per flush (GPF) ultra high-efficiency toilet (UHET), goes a step beyond the standard water-saving toilets on the market. With its quiet flush, low-profile body and breakthrough patented hydraulic technology, the Stealth has revolutionized the toilet market. It is offered in both round and elongated models and adaptable to fit a standard 12” roughing installation. The Stealth easily replaces your existing toilet, offering superior performance and lowering water usage and utility bills like no other toilet can.