Satisfying your essential needs when living mobile. There are millions of people around the world who use Domestic products. You all have 1 thing in common. You're going somewhere whether you're an RV user, a boat owner, a truck driver or just a lover of the great outdoors. Our job is to meet your essential needs on the journey. Like cooking, keeping food fresh, taking care of personal hygiene and maintaining a pleasant temperature. That way, you can explore more, see more and stay away longer. We call it mobile living made easy. Enjoy the journey. 1-1/2 in. sanitation hose fitting included. 5/8 in. vent hose fitting included. Can be plumbed to deck pump out or seacock.