The Sunmar composting product line includes the famous sun-Mar composting Toilet and the lesser known Home Composter. The composting toilets are available in both self contained Toilet or as a split system with a Sealand low flush water onserving toilet on the floor above. The Sun-Mar composting toilet is the best composting toilet on the market today. Check out the other Composting Toilets that you can find and you will discover tha only the sunmar composting toilet can even come close to providing you with a reliable sanitation facility for you home.