ALORAIR Built-in Cooling & Heating Room to Room Air Transfer Fan, 300 CFM One-Way Through Wall Vent Fan with Remote & Thermostat, Active Temperature Control for Bedroom, Kitchen & Bathroom, All-Season

Something like this is what we would do in server rooms for small businesseshttps://www.amazon.com/ALORAIR-Control-Ventilation-Circulation-RTR300/dp/B0DXKMV4PB?pd_rd_w=NqreTIt can be installed with a $7 drywall knife and little or no construction experience.