For larger families or residents, the BioLet Komfort 55 or Komfort 65XL is the right choice. These units are fully automatic, the XL has a 40% larger composting chamber, two heating elements, ventilation fan, advanced mixing mechanism, and excess liquid sensor. Previously tested and approved by various national sanitation departments worldwide, the BioLet XL has exceeded all testing requirements by a wide margin and was proven to be the safest composting toilet available. Fully automatic Electric -220VAC 4 people full-time
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