The Herz 8AVU3X is a genuine Herz rod-type distribution set, also known as the Herz 1853409 distribution manifold. This high-quality brass manifold is designed for efficient distribution in heating and cooling systems, particularly for underfloor heating applications. It features 9 outlets with 3/4" Eurocone external threads for heating circuit connections and a 1 1/2" internal thread for main flow and return connections. Equipped with integrated flow indicators (0-5 L/min), it allows for precise control and balancing of individual heating circuits. The manifold is built to withstand a maximum operating temperature of 110 °C and a maximum operating pressure of 6 bar, ensuring reliable and durable performance.