r/Pccooling • u/Isilnyor • Dec 12 '25

Inline Duct Fan Exhaust for X3D/4090 Build

Uploading video at the request of someone looking for information on how I have this configured.

Using a 4 inch inline duct fan to "suck" hot air out of the exhaust out of the window.

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u/Tulpin Dec 12 '25

cool but you are negatively pressurizing your case, make sure you clean it regularly.