Attach this roof and attic insulation treatment using foam baffles to ventilate insulate and channel cold and hot air to roof vents before insulation is add.
Styrofoam roof vent baffles.
Typically made from polyvinyl chloride rigid foam board or cardboard they can be installed with a few.
Item 1571672 model xudv2248.
Rafter vent with built in baffle helps keep air moving in your attic.
Durovent with baffle attic vent channel.
More buying choices 173 89 4 new offers accuvent 22 5 x 41 24 o c flame retardant pvc attic vent 50 pack acbp11739.
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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.
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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.
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.