DrCR wrote:[An would recommend you go ahead and use the blowhole at the top, though some might argue the PSU would be starved for air.

I just used the fan that came with the case and it works fine. PSU still gets enough air

They are good but you have to be careful when removing the blades. Otherwise the black fan supports can break. IMO the supports should of been made of steel or aluminum since the blades will be removed alot throughout the fans life.