Securing device for safeguarding a drinking water installation against a drinking water or non-drinking water leading water supply system

摘要

Safety device for safeguarding a drinking water installation (1) against a fluid-conducting fluid management system (2) which is connected to the drinking water installation (1), wherein the safety device is to be installed in the area of the fluid guidance system (2) in order to prevent contamination in the drinking water installation ( 1) guided drinking water to prevent, characterized in that the safety device comprises a backflow of the fluid from the fluid guide system (2) in the drinking water installation (1) preventing safety fitting (3) and at least one formed as an adsorption filter germ filter (4) comprising a filter material (5) containing an electrokinetic, in particular electropositive potential (zeta potential) in an aqueous environment.