Blog

Cold-weather air leakage is the weak point in many whole house fan installations. A fan can move serious CFM in summer, but if the ceiling opening is not sealed properly in winter, you can lose conditioned air and reduce the efficiency of the home envelope. That is exactly where the Centric Air Whole House Fans R50 Power Damper matters. It is designed to give homeowners a much tighter thermal barrier over the fan opening when the system is off, especially in colder climates where standby heat lo …