The Rehau 11102121001 HLV 8-way heating circuit distributor is a high-quality stainless steel manifold designed for efficient distribution in underfloor heating systems. This genuine Rehau component features 8 circuits, each equipped with integrated Topmeter flow meters for precise flow control and thermostatic valves for individual temperature regulation. Constructed from durable stainless steel, it ensures long-lasting performance and corrosion resistance. The distributor has a primary connection of G 1 inch and secondary connections of G ¾ inch, providing reliable integration into heating systems.