Air Baffles In Attic

Putting baffles in your attic is a crucial step in installing attic insulation.

Air baffles in attic.

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. Attic ventilation system with built in baffle 10 per carton 4 4 out of 5 stars 3 accuvent 14 5 x 50 16 o c flame retardant pvc high energy vent 50 pack acbp18429. For improved air circulation in the attic install the durovent 22 in. Use it between rafters to create an air channel through insulation to help keep air flowing freely in your attic.

Durovent durovent 22 in x48 in raft vent 10 pack. The foam block should sit flush over the exterior sheathing on the outside and the interior drywall on the inside. Baffles provide a channel for air to flow through certain parts of the attic. Basic functions of baffles 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.

Surprisingly even the most well insulated attic space may still require the assistance of attic baffles to provide the additional air circulation. It is a fairly easy process that will make a world of difference in assisting your insulation and keeping your home protected from rot which can save you a substantial amount of money down. Ado products durovent 23 1 2 in. 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.

The picture below courtesy of the epa indoor airplus program which we provide builder verification services for helps show how the system works. Air seal the attic baffle once the attic baffle is fixed in place seal the drywall edge against the interior wall with a bead of foam sealant then fit one of the foam blocks horizontally over it. That airflow is intended to churn the stale air in. It can be cut to fit most joist spaces and is an affordable way to meet energy code requirements for air flow.

Attic baffles how they work. The ado products durovent 23 1 2 in. 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 plate. Baffles are also called wind baffles venting chutes rafter vents or insulation baffles.

Sometimes called rafter vents baffles provide ventilation and keep the insulation from blocking airflow through your attic.