Cathedral vaulted or any ceiling that has insulation blocking the airflow from the soffit vents to the attic needs an attic baffle in each rafter bay.
Attic vent baffles.
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Baffles are also called wind baffles venting chutes rafter vents or insulation baffles.
Rafter vent with built in baffle helps keep air moving in your attic.
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Baffles prevent vents from getting clogged by insulation and ensure a clear channel for outside air to move into the attic through soffit vents.
Without fresh air from the soffit vents your roof top vents such as.
How to install attic rafter vents and baffles.
Soffit vents and baffles work in tandem together and you will usually find attic baffles between the rafters or the roof sheathing in order to create protection for the soffit vents.
The gable of your house must have openings to allow fresh air to enter and stale air to exit.
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Soffit vents are the small metal or plastic grates you probably have seen under the eaves of houses.
Attic rafter vent baffles are essential for the health of your roof.
Without an attic baffle there will not be any air space for fresh air to enter the attic from the soffit vents.
Baffles ensure proper airflow into your attic space.
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Each carton contains 10 vents.
Baffles are installed in the attic or should be wherever there is an intake vent soffit vent.
So why install a baffle.
Without this air movement any moisture that gets into.
Baffles provide a channel for air to flow through certain parts of the attic.
The ventilation system features polystyrene construction which is lightweight and moisture resistant and the integrated baffle means that you need no blocking material between the vent and the top.