Roof Peak Ventilation
Building code specifies 1 square foot of venting for every 150 square feet.
Roof peak ventilation. It comes on an easy to install flexible mesh roll and is hand nailable with no complicated fitting wrapping nail gun adapters connectors or end plugs needed. Your attic needs proper ventilation to control condensation and protect the framing and insulation from moisture damage. The building codes and building science for natural roof ventilation however only appeared in the 1940s. We chose rectangular hooded roofing vents and rectangular soffit vents because they re easy to install.
For the best results place roof ventilation near the roof s peak and soffit vents in the eaves. A properly installed ridge vent increases energy efficiency and prolongs the life of your roof. In mixed climates ventilation serves either role depending on the season. It also works better because it creates a vacuum.
In a hot climate roof vents expel hot air from the roof or attic while relieving the load on the air conditioning system. Advantages of proper roofing ventilation. Air flows in through the soffit vents and out through the roof vents. Hot air exhaust vents located at the peak of the roof allow hot air to escape.
The installation of roof vents is a crucial part of roof design because it allows for proper attic ventilation which may help prevent condensation and early aging of your roofing materials. Vents come in various styles. Owens corning ventsure sky runner lte 14 5 in. Intake vents located at the lowest part of the roof under the eaves allow cool air to enter the attic.
In a hot climate the primary purpose of ventilation is to expel solar heated hot air from the attic or roof to reduce the building s cooling load and to relieve the strain on air conditioning systems. Roof ventilation in a cold climate vents moisture and ensures a cold roof temperature to avoid ice dams. Installed at the peak of a sloped roof the ridge vent allows damp warm air to escape from the attic. A ridge vent is an important part of a home s roofing system.
Continuous ridge vents are more effective because they are installed at the peak of a roof s ridge allowing for warm air to escape from the attic. It has the ability to work with vaulted ceilings and you only need one of them to get the job done for ventilation as compared to multiple box vents. Find out which type of roof ventilation system works best for your home. 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.