The Zehnder Zeno ZZ400160AZ00000 is a premium design radiator featuring horizontally arranged round tubes (Ø 23 mm) and vertical square profile collectors (30 x 30 mm). Designed for central hot water heating systems with a 50mm central connection, it offers seamlessly welded, invisible joints. It includes top and bottom connections for flow and return lines, a 6x1/2" blind plug, and a 1/2" ventilation valve. The radiator comes with a standard powder-coated finish (RAL 9016, with RAL 9001 specified), ready to mount with white wall mounts and accessories. It operates up to 110 °C and 11.5 bar, conforming to EN 442 standards with CE marking.