How To Ventilate An Attic Without Soffit Vents

An attic s intake vents are most commonly installed directly in the soffit either as individual vents spaced every few feet or as one continuous perforated soffit running the entire length of.

How to ventilate an attic without soffit vents.

Mark the roof venting locations from the attic where you can see the rafters and avoid placing roofing vents over them. Install low gable vents located above the top level of the attic ceiling insulation. Drip edge vents hang out several inches past the edges of the roof allowing you to trim 1 inch from the top of the fascia to allow air into the attic. If your roof peak runs parallel to the street put them on the backside where they ll be less prominent.

With old homes it can be very difficult to properly ventilate the attic for a variety of reasons. In an attic without soffit vents you can add insulation in the corners and the wedges between the slope of the roof and the floor of the attic which serves as the ceiling for the room below. If i had an older home without soffits i would strongly consider just completely air sealing the attic and adding foam insulation totally removing the need for ventilation. How to vent an attic without soffit vents.

Imagine there s a screened window on one side of your attic with a big box fan on the roof facing outward. Focus on the other ventilation you have in the attic. Another plastic venting product fits under. Weird attic layouts may be a part of it.

Active ventilation is what it sounds like there s something that creates a push pull effect to actively draw the air in and actively push the air out. Use eye brow vents that are on the top of the sloping roof surface near the soffit eave area. Complete coverage of the attic floor along with sealing air leaks will ensure you get the best performance from your insulation.