Whole house fans powered attic fans.
Venting attic van to soffitt.
Effective attic ventilation systems reduce damaging heat and moisture in your attic promote energy efficiency by helping to reduce the load on your air conditioner in the summer and also reduce the risk of ice dam formation on your roof.
See the benefits of attic ventilation a new roof is more than just shingles.
If your home is fitted solely with small gable end vents or a ventilator high in the roof you might want to consider adding soffit vents to increase airflow.
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Even without soffit venting it is important to provide an air gap at the soffit level to help keep the roof deck dry.
When passive methods aren t sufficient an electric fan installed at a soffit vent draws additional outside air into the attic to augment the chimney effect.
Fans and vents may be installed on the roof system that will draw the air out of the attic space and exhaust it to the exterior.
One static vent style is the turbine vent which uses wind to power its enclosed fan all it takes is a light breeze to rotate the blades and suck heat out of the attic view example on the home.
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.
Ventilation soffit vents the home depot store finder.
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.
These vents allow outside air to enter the attic at the lowest point of the roof along the underside of the eave.