The ceramic Sierra[TM] urinal from Waterless Co. is the only non-water-using urinal currently on the market to offer a full ceramic glazed interior 2-inch drain line.(Tools of the Trade)

The ceramic Sierra[TM] urinal from Waterless Co. is the only non-water-using urinal currently on the market to offer a full ceramic glazed interior 2-inch drain line. No O-rings or housing to accept the trap cartridge are needed. Engineered to outperform 1-gallon- and 0.5-gallon-per-flush …