CALORE ELITE CA240 Copper brass radiator – 27mm thickness, 12-set flat tube design, FPI:17, High-density copper fins. CALORE ELITE CA360 Copper brass radiator – 27mm thickness, 12-set flat tube design, FPI:17, High-density copper fins. CALORE C240D Made of copper brass and 65mm thickness radiator, triple-Row & 14-set flat tube design. CALORE C360D Made of copper brass and 65mm thickness radiator, triple-Row & 14-set flat tube design.