"220V Cooling Fan" this thing is not the stronger, the more heat, as opposed to nowadays tower chassis, the same number of fans, placement location changes so will affect intuitive chassis heat dissipation, so high-quality products in which the position of the chassis design of the fan bit of it? Let us take the case of a new product, for example, take a look at these important "220V Cooling Fan" bit of it. The chassis front panel fan is essential, whether it is in the tower, full tower, inverted chassis, the chassis front panel has a fan is an essential choice, so the wind can sucked into the front panel of the chassis. Second, because the heat is up floating sake, at the top of the chassis if you have "220V Cooling Fan" position, that is a perfect fit, the top of the exhaust fan is mainly the role of heat, the wind blowing from the inside out, of a 14CM large windmill fan enough to manage.