Do Attic Fans Work In The Winter

Attic fans exhaust hot air from your attic to the outside.

Do attic fans work in the winter.

Ideally this will lower the high temperatures that have built up in your attic. To combat moisture buildup a fan in the attic is essential. Fresh air is pulled in from your soffits and or roof vent creating a draft through your attic. In the late evening or early morning the fan is turned on to exhaust hot air from the house.

More than 50 of the attic fans i see do not work and have current still live to the motor. Attic ventilation fans also tend to be quite energy efficient in terms of their own operation. One of the leading causes for fires. Cooler outdoor air enters through open windows lowering the indoor temperature.

It circulates the air and prevents the moisture from building up. Small attic vents located below the roof peaks provide sufficient ventilation to let the moisture created by heat rising into the. Having small insulation spaces in the attic if the attic space is less than r 19 you will need an attic fan. A whole house fan is usually installed on the attic floor near the center of your house.

Air is drawn in through the attic fan and air is expelled through the roof vent system to keep your attic cooler and drier preventing ice and moisture issues throughout the winter. This air is then exhausted through the fan to the outside. Open your windows before you turn on the fan. The warm air from exhaust fans doing laundry and even washing dishes rises up into the attic.

An attic fan helps by equalizing the indoor and outdoor temperatures. The problem with this design as argued by energy professionals is that attic fans also pull the conditioned air from your home into the attic. Attic fans do require electricity to operate which makes this attic ventilation solution more costly to operate than relying on natural attic ventilation through vents. Do attic fans work in the winter june 3 2020 by zamira leave a comment the best way to cool your attic why you need an attic fan in winter troubleshooting an attic fan the best attic fans plete the benefits of attic fans and how they.

During cold winter months the attic vent fan is not necessary. Even if your roof already has ridge vents and plenty of ventilation built in it s a good idea to install gable fans or roof fans to help blow hot humid air out of the attic. Ridge vent must me installed per the manufactures instructions. The ventilation process also helps to maintain even attic temperatures which keeps ice dams from forming.

Do not use mechanical means electric attic fans. Prevents condensation the warm from the heat isn t the only air that collects in your attic during the winter months. By continually exchanging warm moist air from inside the attic with cooler drier air from the outside of the home it prevents condensation from occurring.