I'm installing a Nature's Head composting toilet, which needs an air vent. It's a 2" duct, and extracts air from the composting chamber (by means of a small computer fan, it seems). I was thinking of venting it through the floor, drivers side, but I'm worried that smells may drift under the...

A series of videos documenting how I put together a separating toilet for the van, including cabinet, slide-out, toilet and connection to the gray water tank for the fluids. Previous toilet videos: Separating Toilet - YouTube