Basic functions of baffles.
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Modern day attics are typically constructed with soffit vents to allow fresh air in and stale air out.
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Surprisingly even the most well insulated attic space may still require the assistance of attic baffles to provide the additional air circulation.
This guide covers the installation of this valuable.
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An attic baffle is simply an item to regulate the flow of air aka required roof venting and impede it the insulation from interfering with each other.
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Don t be baffled by baffles.
The cardboard and foam baffles at my local big box store seemed too flimsy.
Relevant framing vocabulary permalink an informative attic diagram courtesy of kds444 own work cc by sa 3 0.
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The beauty of attic baffles is that they are available from most home improvement stores and can be installed simply with a few staples if you want the diy approach.
It is a fairly easy process that will make a world of difference in assisting your insulation and keeping your home protected from rot.
Completely enclosing an attic without any natural source of ventilation places it at risk for mold mildew rot and other moisture problems.
Sometimes called rafter vents baffles provide ventilation and keep the insulation from blocking airflow through your attic.
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Putting baffles in your attic is a crucial step in installing attic insulation.
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The picture below courtesy of the epa indoor airplus program which we provide builder verification services for helps show how the system works.
Baffles are chutes that when installed properly can provide a channel for air to flow from your exterior soffit vents up into your attic space.
Baffles provide a channel for air to flow through certain parts of the attic.
Baffles are also called wind baffles venting chutes rafter vents or insulation baffles.