Roof Joist Baffles

It can be cut to fit most joist spaces and is an affordable way to meet energy code requirements for air flow.

Roof joist baffles.

Baffles establish a channel for air to circulate between the insulation and the roof sheathing. Each carton contains 10 vents. For improved air circulation in the attic install the durovent 22 in. Baffles should fit snugly between your rafters and extend from just over the vent at the wall plate up the rafter.

If your roof rafters have been covered over with drywall or plywood you will have to remove it in order to install the baffles. Rafter vent with built in baffle helps keep air moving in your attic. For the same reason insulation shouldn t touch the roof s underside. The airflow from the soffits to the ridge vent keeps the roof cool and prevents ice dams and the material will block that flow.

You will need a baffle for each space between the rafters. Staple plastic or foam baffles to the roof sheathing near the eaves to keep the material away. Rafter baffles should be installed before dry wall or insulation. Step 2 in the bay.

As with attic floor insulation moisture and heat removal are the reasons for creating proper air. Make your own rigid foam roof vent baffles a simple cutting tool made with scraps of wood and a utility knife blade allows you to make baffles to put between your rafters for a better insulation job. By official fine homebuilding post an unanticipated problem was encountered check back soon and try again. Use it between rafters to create an air channel through insulation to help keep air flowing freely in your attic.

Pull any existing insulation away from the edges of the attic where you will be putting up the baffles.