The Dog Dunit (patented) is a revolutionary new way to dispose of dog waste; in a 100% environmentally, hygienic, and cost effective way. The Dunit delivers dog waste directly into your sewer system. No matter whether your Dunit is open or closed, the sewer system of your house remains un-obstructed. Once installed, the Dunit provides a free system to dispose of dog waste, which will save you money.