The outside edge of the baffle should be parallel to the exterior wall sheathing.
Installing air baffles in attic.
Staple each side to the roof deck spaced about every 4 inches.
Install attic baffles if the attic doesn t have attic baffles let s install them.
Pull any existing insulation away from the edges of the attic where you will be putting up the baffles.
As listed in the definition above the baffle is meant to regulate the flow of air.
Step 2 in the bay.
If your roof rafters have been covered over with drywall or plywood you will have to remove it in order to install the baffles.
You will need a baffle for each space between the rafters.
You ll need to crawl to the end of the eave and staple the baffle against the roof deck.
By installing the baffles properly you can increase the r value all the way out to the exterior sheathing.