F3S self-closing straight-way valve

F3S self-closing straight-way valve DN 15 for surface mounting for shower facilities. Self-closing functional part, hydraulically controlled, piston-free design, self-closing, stepless adjustment of flow duration. For connection to pre-mixed hot water or cold water. Housing including changeable valve seat, with external thread G 3/4 B, high-polished chromium-plated brass.