F3S-Mix self-closing pillar mixer DN 15 for sanitary facilities. Self-closing cartridge, hydraulically controlled, piston-free design, self-closing, stepless adjustment of flow duration. For connection to hot water and cold water via hoses with integrated backflow preventer and strainers. Temperature lever with adjustable, turn-proof temperature stop. Casing, high-polished chromium-plated brass. Aerator with an integrated flow regulator 3.0 l/min.