ECO A.L.C. CPU Cooler; The ECO Advanced Liquid Cooling (A.L.C.) system is an elegantly engineered ultra low profile CPU thermal solution positioned at an economical price point. The copper base and quiet⎠mm fan work together to provide maximum cooling performance while keeping the noise level to a minimal. The extremely compact ECO A.L.C. comes pre-assembled making it easy to install into a computer case with a 120mm fan mount.