Sloan Valve Co. now offers touch-free waterfree urinals. The company uses a proprietary cartridge installed at the base of the urinal, which holds a sealant liquid. The cartridge helps prevent odors from escaping and filters sediment. The waterfree urinals accommodate and adapt to existing drain outlets. Model WES-1000 has a standard footprint, while Model WES-2000 has a narrower, smaller profile.