Typically made from polyvinyl.
Foam baffle attic.
The rigid foam is cut to be 2 inches wider than the space between rafters then 1 inch of foam is scored and folded over on either side of the foam creating standoffs that hold the foam away from the roof sheathing providing a space for air to flow.
When set into place and sealed with spray foam the vent baffles are insulated and air sealed.
Baffles are also called wind baffles venting chutes rafter vents or insulation baffles.
They are usually made from cardboard or rigid foam board or polyvinyl chloride.
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.
Ado products durovent 23 1 2 in.
In brief baffles are designed to provide a channel of air to flow through specific parts of your attic.
Putting baffles in your attic is a crucial step in installing attic insulation.
They are known are also known as wind baffle insulation baffles rafter vents or venting chutes.
Sometimes called rafter vents baffles provide ventilation and keep the insulation from blocking airflow through your attic.