MotionMe · video

What this video covers

Marina and Michel install a residential biodigester to manage sewage for their construction project, which includes a tiny house and a workshop for building an aluminum catamaran.1:04 The installation requires excavating a hole in loose, sandy soil, which necessitates building a brick windbreak to prevent the pit from collapsing.1:55 Following the manufacturer’s manual, they position the unit at a depth that ensures gravity-fed drainage from the future bathroom plumbing.3:21 To prevent the biodigester walls from deforming during backfilling, they fill the unit with water before packing the surrounding space with a mixture of 15 parts soil to one part cement.5:56 The system includes a grease trap for kitchen waste and an inspection box for bathroom effluent.14:08 After several months of use, the system functions without odors or mechanical issues.14:27 Maintenance requires inspecting the unit annually and clearing a drying box that produces biofertilizer.12:52 The project confirms that a properly installed, compact biodigester effectively treats household waste in sandy terrain.

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