As with attic floor insulation moisture and heat removal are the reasons for creating proper air.
Roof ait flow baffle.
The picture below courtesy of the epa indoor airplus program which we provide builder verification services for helps show how the system works.
That airflow is intended to churn the stale air in your attic which helps to remove moisture and control the temperature of your attic.
They are usually made from cardboard or rigid foam board or polyvinyl chloride.
When set into place and sealed with spray foam the vent baffles are insulated and air sealed.
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.
In brief baffles are designed to provide a channel of air to flow through specific parts of your attic.
The baffles make sure that the blown in insulation stays put so there s no wind washing.
They are known are also known as wind baffle insulation baffles rafter vents or venting chutes.
They will also allow us to maximize our blown in insulation without worrying about obstructing the air flow.
The attic insulation baffles that we ll be installing will make sure that there s adequate air flow from the soffit vents.
What are they why are they important.