WHEN BUILDING A RIG, it can be tempting to use your case fans and leave it at that. But if you’re maxing out your graphics card and CPU, it pays to spend a little more attention on the airflow. Cool hardware is essential for optimal PC use and good PC fans are so important we often recommend checking the fans first in the event of any issues. So, if you want the best fans for your PC, we’ve listed five of our favorite options below.