English Double check valve Cited by user Hebrides on 26 Mar 2024 A double check valve or double check assembly (DCA) is a backflow prevention device designed to protect water supplies from contamination.
German Dietmar Findeisen Cited by user OecherAlemanne on 16 Jul 2010 Dietmar Findeisen (* 9. März 1935 in Chemnitz) ist ein deutscher Maschinenbau-Ingenieur.