Venting An Attic Options

The following is a list of options for installing ventilation into a residential attic space.

Venting an attic options.

Vent roofs with steeples towers or cupolas can be found in different buildings from barns to cathedrals. Though it s against building code to vent any kind of exhaust to an attic space many home builders have gotten away with this shortcut. Venting a homes attic is a very important best building practices will say 50 at the ridge and 50 at the soffits unobstructed. 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.

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. On may 05 2010. A ridge vent is a ventilation strip that is placed along the ridgeline of the home. In order to maintain appropriate moisture and temperature levels in the top portion of your home proper attic venting is required.

Attic venting options written by doityourself staff. The building codes and building science for. Attic fans perform this ventilation by pushing hot air out into the environment while also pulling fresh cool air into the attic. Rafter vents come in 4 foot lengths and 14 1 2 and 22 1 2 inch widths for different rafter spacings.

Intake vents located at the lowest part of the roof under the eaves allow cool. The result is a cooler attic space with plenty of air exchange. They re most effective when used in conjunction with a continuous ridge vent. 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.

It comes on an easy to install flexible mesh roll and is hand nailable with no complicated fitting wrapping nail gun adapters. Direct all exhaust fans and vents to the exterior. Soffit vents come in several sizes and styles including small round discs and rectangular grilles. These vents allow outside air to enter the attic at the lowest point of the roof along the underside of the eave.

Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents. Do not use mechanical means electric attic fans. To install the rafter vents staple them directly to the roof decking. Correct that mistake so that humid exhaust air doesn t get trapped in your.