People Are Modding Fans Onto Valve Index To Keep The Headset Cool
Amazon.com: Valve Index Faceplate Dual Fan Frunk Plug and Play USB Aluminum Radiator Accessories Cooling Heat for VR Headset Preventing Fogging with Big Airflow Quiet Fans Extends VR Life by X-super Home :
Valve Index Example USB Port Use - YouTube
This USB hub is perfect for the expansion port . : r/ValveIndex