21 Cooling Fans On One 280mm Radiator! Does Fan Size Matter?

Have you ever seen those fan adapters, the things that let you take a 120mm fan and attach it to a 280mm rad. I always wondered why would you want to do that, Wouldn’t you be forfeiting performance by downsizing your fans? Ya, I didn’t know either so I decided to find out, I reached out to Noctua and asked them to send me over there best 140mm fan and there best 120mm fan. The fans they sent over were the NF-A14 and NF-A12x25, but I didn’t want to leave it at that. I thought, if smaller fans don’t matter wh