https://www.amazon.com/gp/product/B0799JHMMJ/ref=ox_sc_act_title_1?smid=A3OV5HAI6MNDJA&psc=1

Not sure how much the fans help, really. The rig is in a room with 10 other rigs, additional external fans on the shelving where this rig sits, and the room has a 3000 CFM exhaust fan.