Design radiator Zehnder Universal made of horizontally arranged precision steel tubes with surrounding square tubes, fully welded with invisible seams using laser welding technology. Horizontal tubes D 23 mm, square tubes 30 x 30 mm, heat output tested according to DIN EN 442. With recessed connections on the lower square tube (center 1/2" for supply/return and externally on the left and right 1/2" for electric heating cartridge) as well as a vent valve. Delivered ready for installation with elegantly designed wall brackets for concealed mounting. Radiator in white RAL 9016 finish. Delivered with packaging. Other versions available upon request.