Choose one of the following products to meet the recommended intake nfva of 528 square inches.
Roof air flow.
An important part of installing any system of ventilation into your roof system is to make sure that there is a point of entry and a point of exit for airflow.
Allows cool dry air to enter the attic.
It is important that air movement occurs and is not impeded by any framing members of the home.
If your attic is well insulated the insulation might be plugging the spaces between rafters just above exterior walls.
That means air can t flow from the soffit vents to the roof vents.
The following product options will allow you to achieve an intake nfva of 528 square inches.
Otherwise it defeated the purpose of continuous air flow in and out of the house.
Hot air exhaust vents located at the peak of the roof allow hot air to escape.
As a homeowner it is important that you review the.
Master flow 900 cfm black plastic solar power roof vent.
Baffles are available at home centers.
Power roof mount fan.
The solution is to add baffles which allow air to flow past the insulation photo 9.