How To Improve Ventilation In Attic

Touch your ceiling on a warm sunny day.

How to improve ventilation in attic.

Add soffit venting first. These improve attic ventilation by releasing the air sucked in through the soffit vents out of the top of the roof creating a continuous flow of air. Hot air exhaust vents located at the peak of the roof allow hot air to escape. Intake vents located at the lowest part of the roof under the eaves allow cool air to enter the attic.

A hot ceiling tells you that the attic is acting like a solar oven raising your cooling bills and. It prevents mildew growth and rot on your roof s framing and sheathing by. The results of the increased ventilation were immediately felt by human and cat alike in a cooler upstairs. Can you have too much ventilation in your attic.

The necessary complement to intake vents is exhaust vents. Finally to ensure that the airway to the vent remains open staple a ventilation baffle to the plywood sheathing in each rafter bay. 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. This project was inexpensive and completed incrementally over the course of several weekends.

The second step to improving our attic ventilation was to increase the intake ventilation under the eaves. Those are designed to release the air to the outside and installed on the rooftops. Here s how to keep the air moving with soffit vents. The molded polystyrene baffles available at home centers and lumberyards for about 1 each form channels that hold insulation at bay and direct incoming air upward.

Your roof vents may not look. 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. The soffit vents allow convective air movement from the soffits of the residence to the ridge vent. Look at your eaves and roof.

Butt a cardboard template against the fascia and mark your soffit hole locations to begin. Install energy efficient ventilation to improve air circulation in your attic.