Anti-siphon valve with adjustable security system for tanks with different diameters, to avoid any fluid loss via gravity syphon effect in the event of breaks or leaks in the installation hoses. It also acts like a check valve that guarantees that the suction tube remains primed
Its installation is required on all the outside tanks according to the "Reglamento de Instalaciones Petrolíferas" (Petroleum Installation Regulation) and "la Instrucción Técnica Complementaria MI-IP04" (MI-IP04 Technical Complementary Instruction).