Had an NH-D15s, got a second NF-A15 fan, slapped it on, and now it's complete. I mean, who even needs watercooling when you have this beauty? <3 : r/Noctua
Noctua NH-D15S Chromax Black CPU Air Cooler – PinkleHub
Noctua NH-D15 chromax.black The King Of Air Cooling! | Glob3trotters