Mixing Roof Ventilation Types

When installed as part of a properly balanced when installed as part of a properly balanced attic ventilation system gaf cobra exhaust vent is a shingle over exhaust vent installed at the roof ridge that helps exhaust excess heat and moisture from your attic.

Mixing roof ventilation types.

As a general rule you don t want to combine two or more different types of exhaust vents ridge vents wind turbines low profile vents roof and gable mounted power fans on the same roof above a common attic. 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. As you can see each of the above types of roof vents offers a slightly varied approach to the problem of heat and moisture in your house. Ridge vents power fans traditional electric and solar powered wind turbines gable louvers and roof louvers.

It comes on an easy to install flexible mesh roll and is hand nailable with no complicated fitting wrapping nail gun adapters. Moreover they can come in different shapes sizes colors and materials. Roof vents for houses can have moving parts or not. Intake vents located at the lowest part of the roof under the eaves allow cool.

As a result the choice of which roof vent style is best for you is really a. Soffit vents are made of aluminum or vinyl and are one of the most popular intake vents. The homeowner or the roofing contractor wants to improve the flow of air. These vents are available in various types and styles and soffits are easy to install under the roof s overhang which is known as the soffit.

Vent roofs with steeples towers or cupolas can be found in different buildings from barns to cathedrals. Thus adding more vents even if they are different types seems logical. But more is only better in this case if it s more of the same type. Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.

The ravc recommends never mixing two types of exhaust vents on the same roof above a common attic because it could short circuit the attic ventilation system. The answer is not a simple yes or no so let us say perhaps the determining factor has as much to do with the layout of the attic space as with the roof s design. In general there are five types or categories of exhaust vents. The building codes and building science for.

They are not generally visible from a distance and provide excellent protection against unfavorable weather conditions pests dust debris etc. Mixing or combining two or more different types of exhaust vents ridge vents wind turbines roof louvers gable louvers roof mount power fans and gable mount power fans on the same roof above a common attic can actually short circuit the attic ventilation system.