heh i am just showing you a pic from my pc that the airflow is totally different because there is a watercooling system on the cpu, i hope that the picture is self explanatory for all. Air travels one way through a fan, in one side and out the other. To prevent dust issues, you can custom fabricate your own filters. There was only (1) 120mm exhaust fan mounted at the rear panel. How can I change a fan from suck to blow? Just be mindful of the noise levels as fans can generate quite a buzz. Computer Fan Airflow direction? PC Cooling: How to Set up Computer Case... Four Apps that Make Your Tablet a Second... 2019 Solid State Drive (SSD) Buying Guide. To avoid making your computer too loud, use fewer or quieter fans. I'm building a smaller computer for a family member and its an Antec P50 case. Just be sure to avoid those tacky LED-equipped case fans in the office. Unique, airflow-optimized fan blade design; Up to nine silence-optimized fan blades; High-quality rifle-bearing (up to 80.000 operating hours) Pure Wings 2. Air travels one way through a fan, in one side and out the other. If you could explain the proper direction for each fan flow. To change the direction of the air moving through a fan you can take out the screws, and then flip the fan over. The case I have is the NZXT Lexa Blackline. To properly air cool your computer, you need have enough case fans to push or pull air into and out of the case. NEWSLETTER. Does this configuration compromise the intake cfm’s? You can’t really control airflow at these points unless you want to put caulking or sealant in your case. Otherwise, you may end up with a toaster oven of a computer. If your case has vents at the top, they should be placed as exhaust fans because hot air will rise. How Best to Support Your Remote Workforce: COVID... Four Ways to Implement a Hygienic Return to... How To Maintain Clean Schools for a Safe... Could a Flexible Office be Right for Your... Business Guide to Proper E-Waste Disposal, RAID Basics: How Your Business Can Benefit, The Quiet Office: Turn Down the PC Noise - HardBoiled, Building A PC : 31 PC Building Mistakes to Avoid, PC Cooling: How to Set up Computer Case Fans, 5 Ways to Stream from PC to TV or Digital Display, Four Apps that Make Your Tablet a Second Monitor, 6 Reasons Your PC is Slow and How to Fix It, Born in the USA: Computer Hardware Made in America. Looking straight down the airflow path. It is an Akasa fan. When looking at our fans, the Front or Intake side of the fan will always be the side that has the Cooler Master Logo in the center of the blades. There are several options for how a CPU cooler can exhaust heat from the CPU. But once you have your optimal cooling path planned out, it’s all about […], […] PC Cooling: How to Set up Computer Case Fans […]. By changing the direction a fan is mounted, it can act as either an intake or exhaust. Source(s): computer fan airflow direction: https://shortly.im/4Qaoj. To avoid making your computer too loud, use fewer or quieter fans. To figure out whether your PSU fan needs to point up or down, start by looking over your PC case. EXPERIMENT #2: A FAN AIRFLOW BOX For details on achieving optimal computer case air flow, see our case fan setup guide for more information. A single exhaust fan with no intake fan is negative pressure. Computer fans are typically 12V or 5V. When building your computer, be sure to configure your cooling system with the principles outlined above in mind. 4 years ago. 2X Top slots (1 in front of the other) 1X Front slot ( bottom of front under expansion bays) 1X Rear 1X Side panel All slots fit 120mm fans. This means I have positive pressure happening in my case. As for the pressure graphics, the arrows are supposed to represent pressure rather than airflow. 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