If you do that house and you need a tourist system don't hesitate to call me my price is very affordable you need Just small space. If you don't have toilet in a house I can build a toilet room and build the digestion for you and if you don't have water to flash your toilet please don't think about it I can give you all that honesty thing after you use the toilet you pour the water inside the toilet seat so doesn't mean you don't have piping the house l can still give you biodigester.