Satellite Tufway Portable RestroomA unique combination of durability and comfort is why operators and end users have made Tufway the most used restroom in the world. By design, the Tufway interior is built for user comfort. It has a spacious, well ventilated interior to reduce odors due to simple, yet important features. A combination of floor and molded in wall vents facilitate continuous air flow. The urinal drains down the vent pipe, which prevents unwanted tank odors from venting