Roof Edge Ventilation

The average person spends about 90 of their time indoors each day.

Roof edge ventilation. A ridge vent doesn t need to go all the way to the edge of a roof. There are some homes where the indoor air quality. About two thirds of that time happens at home. The only problem with this lifestyle is that the quality of your indoor air can be up to 5 times worse than the outside air.

Since its debut in 2008 the edge vent has helped contractors solve a variety of intake ventilation problems. Here are a few examples. Prior to installing the ridge vent a 1 inch wide strip of roof decking is cut out along both sides of the ridgeline to allow for air movement through the vent. It s a shingle over rooftop installed intake vent that keeps the roofing contractor on the roof and it can be used on any home with or without overhangs.

There are however some brands that do follow to the very edge of a roof. Together they help remove any built up heat and moisture inside the attic for year round ventilation. The edge vent is a type of attic intake vent that makes up half of a balanced attic ventilation system for each roof. Drip edge vents are a two in one installation that promote water shedding at the eaves and rakes of a roof while also allowing for ventilation into the attic.

Stopping three or so feet from the end is more than adequate ventilation for your average roof. A ridge vent is a ventilation strip that is placed along the ridgeline of the home. The other parts of the house have soffits or eaves that are finished in aluminum siding. Click an image to enlarge.

Three major roofing company s recommended vented soffits. The edge vent was moved up the roof 3 feet to bypass a wall located near the bottom of the roof. Certainteed intake vent provides continuous intake airflow at the roof s edge and provides proper intake ventilation for homes with little or no overhang. 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.

Exhaust vents make up the other half of the system. It is important that air movement occurs and is not impeded by any framing members of the. That s the beauty of the edge vent. Water protective membrane will be installed under the vent and again over the vent.

It s a roof top installed shingle over intake vent that can be used to supplement existing soffit or undereave vents. Edge vent slot cut. One roofing company says it would be a long and expensive process to take apart my current soffits and install vents so they recommend drip edge ventilation by airvent. A drip edge vent is made of a corrosive resistant material that sticks out about three inches back from the roof edge and then bends downward over them.