F3S-Mix self-closing DN 15 pillar mixer for sanitary facilities. Self-closing cartridge, hydraulically controlled, self-closing, stepless adjustment of flow duration. With anti-blocking system 2 (ABS2) for safety switch-off when permanently active. For connection to hot and cold water via hoses with integrated non-return valves and strainers. Temperature lever with an adjustable turn-proof temperature stop. High-polished, chrome-plated brass housing. Aerator with an integrated flow rate controller 3.0 l/min.