Economical and quiet, these electric toilets operate on 12V power and fit into confined spaces. Built-in discharge fitting accepts either 1-1/2" or 1" hose without the need for an adapter. Discharge pump can handle a vented loop with a maximum height of 6' and uses a full-sized joker valve to avoid clogging. Bowl rotates 90° for easy installation. Operation of "Household" style (160HF012) requires connection to vessels pressure water system. Marine style has integral intake pump.