FIELD: construction.
SUBSTANCE: water closet comprises a toilet sink with a flush tank, where water arrives from a cold supply system along a supply pipeline, and a wash basin and/or a sink, at the same time the supply pipeline is connected to a drain neck of the wash basin and/or sink bowl by a pipeline comprising a check valve, and is also equipped with a valve to stop water supply into a flush tank from the cold supply system. The method of water closet operation is also described.
EFFECT: saving pure mains water with improved and faster toilet sink, higher hygiene, prevention of intestinal diseases, establishment of more comfortable conditions for users, improved health and quality of their life, saving power resources for water cleaning and disinfection.
4 cl, 1 dwg
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