Two-fold utilisation of water in WC units

摘要

Technical object and aim Ridiculous amounts of waste water and withdrawals of groundwater are caused, in the household, by toilet flushing. The invention offers a technically simple solution using the state of the art. Technical problems of the invention All that needs to be done, (as in the model (specimen) enclosed) is to install a store into the tubs or shower trays (there is enough room due to the shape). Solution of the problem or of the technical object Design features and material components, solutions As is described under 1b a store with the maximum content of from 30 to 60 l is to be fitted on the tubs or shower trays consisting of polyester and adapted to the shape. Storage is regulated at the discharge by a solenoid valve. This may be retrofitted or, in the case of new installations, fitted at the factory. The solenoid valve is coupled to a diaphragm pump.