Under Shingle Roof Vents

Smartvent can be installed under virtually any shingle course when proper installation techniques are used.

Under shingle roof vents.

Use of ridge or off ridge exhaust vents is required. Back to shingle vents in a minute. The wind which blows over your roof will help to draw the hot moist air out of your attic when roof ridge vents are installed correctly. 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.

They are easy to install under the roof s overhang which is known as the soffit are generally hidden from sight and provide excellent protection from weather outdoor debris and pests while still allowing air to flow into the attic. The building codes and building science for. There are two primary types of ridge vents. It s a roof top installed shingle over intake vent that can be used to supplement existing soffit or undereave vents.

Smartvent is a tapered under shingle plastic product designed for installation along the soffit edge of the roof or the facing edge of dormer rakes and goes virtually unnoticed. The inside air moves through the ridge vest underneath the cap shingle to escape from the side and into the general atmosphere. Soffit vents are one of the most popular intake vent styles. See how it installs and its three layers of weather protection.

My roof has had 12 soffits so not as challenged as yours but i added 4 to my siding for exterior foam insulation and didn t want to reduce my soffit size. There is no maximum slope installation. This happens because of the change in air pressure. Its shingle over design blends with the roof and its rooftop installation keeps the roofing contractor in complete control of the entire attic ventilation system.

Benefits easily installs on the roof s edge roof top installation. Smartvent is nail gunnable. Smartvent should be installed on shingled roofs with a minimum 4 12 pitch. Imo low shingle vents or edge vents will be vulnerable to ice dams which as you probably know can show up even with the best roof insulating installs.

It allows air to flow freely through the 1 roof decking slit providing more than adequate soffit ventilation to maximize ridge vent effectiveness. An aluminum ridge vent has a mushroom shaped profile combined with a wide flange on both sides that sits on top of the. The idea of roof vents existed for hundreds of years with natural vents employed in chinese buildings during the tang dynasty natural ventilation ducts in the buddhist monks caves and wind catchers incorporated in arabian architecture. A shingle over vent is installed over the ridge of a roof and is covered over by asphalt shingle caps that match the surrounding roof shingles.

Continuous or individual soffits. Shingle over vents and aluminum vents. Vent roofs with steeples towers or cupolas can be found in different buildings from barns to cathedrals.