How To Improve Attic Ventilation

Intake vents intake vents are typically found along the soffit of the house which is the horizontal wood surface under the eaves.

How to improve attic ventilation.

It prevents mildew growth and rot on your roof s framing and sheathing by. Look at your eaves and roof. The soffit vents allow convective air movement from the soffits of the residence to the ridge vent. Your roof vents may not look.

In addition insulation baffles must be installed at the point where the attic floor meets the roofline to prevent the attic insulation from migrating into the cavities and restricting the airflow from the soffit vents. Intake vents located at the lowest part of the roof under the eaves allow cool air to enter the attic. Depending on your geographic location the size of your attic and the pitch of your attic roof one or more of these solutions may be required. Install energy efficient ventilation to improve air circulation in your attic.

Hot air exhaust vents located at the peak of the roof allow hot air to escape. Touch your ceiling on a warm sunny day. Your actual living space is sealed. Add soffit venting first.

These improve attic ventilation by creating a draft of air coming into the attic from outside at the lowest possible location on the roof. If there are asphalt shingles on your roof the attic must be ventilated to comply with the terms of the. Butt a cardboard template against the fascia and mark your soffit hole locations to begin. Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.

A well ventilated attic offers four benefits. Don t avoid ventilating your attic for fear you re letting cold air into the house. Here s how to keep the air moving with soffit vents. A hot ceiling tells you that the attic is acting like a solar oven raising your cooling bills and.

If you don t see any attic vents on the roof or in the eaves you need to add some. As soffit vents are essentially intake vents which contribute to better attic ventilation by drawing the air from the. More is not necessarily.