Purpose Of A Fan In The Attic For The Roof

The basic principle of an attic fan is that it pushes hot air out of your attic space.

Purpose of a fan in the attic for the roof.

It is designed to lower the temperature of an attic by exhausting air from the attic and replacing attic air with outdoor air. However if your attic has blocked soffit vents and is not well sealed from the rest of the house attic fans will suck cool conditioned air up out of the house and into the attic. This thermal stress can cause shingles and other materials to wear prematurely. Unlike a ventilation fan a whole house fan an attic mounted fan that exhausts air from a home at night is designed to cool a house that is to lower the indoor temperature.

Attic fans are intended to cool hot attics by drawing in cooler outside air from attic vents soffit and gable and pushing hot air to the outside. As the attic fan draws outdoor air into the attic it vents hot stale air out through attached dormers. Fresh air is pulled in from your soffits and or roof vent creating a draft through your attic. This prevents hot air from seeping into your home and driving up the temperature in the living space which reduces the load on your air conditioner.

A trend towards solar powered attic ventilators is observable in the interest of conserving electricity and lowering monthly utility bills. An attic fan works as a ventilation unit. A fan may be installed in an attic for the different purpose of cooling a whole house venting hot air out via the attic. A scorching attic can transfer a great deal of heat to your roof.

This air is then exhausted through the fan to the outside. Mechanical attic ventilation fans may be powered in a variety of different ways. In particular a cooler and drier attic places less stress on your roofing materials. The following should provide you with more information on attic fans and why they are useful in homes.

Attic fans reduce costs and keep your home fresh and filled with clean air. A powered attic ventilator has a different purpose. An attic fan pulls air into the attic from the outdoors using the soffit vents you should already have installed in the eaves. Attic ventilation fans help cool air your attic by pushing out the stifling hot air from inside the attic and bringing in cool air from outside.

Most attic ventilators fitted to homes are powered off mains electricity. What function does an attic fan serve. Wind powered roof turbines often. Ideally this will lower the high temperatures that have built up in your attic.

A common question asked is what is the purpose of an attic fan attic fans are used to increase airflow and save you money on your electrical bill.