Thermaltake Pacific DIY Liquid Cooling System RL560 560mm Radiator CL-W055-AL00BL-A 560mm 5-Port High Capacity Radiator. This 560mm radiator is designed to mount four 140mm fan Dual-Row Flat Tube Design High-Density Fin Design The radiator is made of aluminum with zinc coating to avoid any metal contact with other material from being corroded;Anti-Corrosion Zinc Coating 2 Year Warranty